Download Miller Electric A1D-4RV Specifications

Miller
FORM: OM-1 580
January 1990
Ef tective W ith
Style
No JK-11
.
MODEL: MODEL A1D-4RV
OWNERS
MANUAL
IMPORTANt: Read and understand the entire contents of both this manual
and the power source manual used with this unit, with special emphasis on
the safety material throughout both manuais, before instaiiing, operating, or
maintaining this equipment. This unit and these instructions are for use oniy
by persons trained and experienced In the safe operation of welding equip-
MILLER ELECTRIC
Mfg.
Co.
AMIerGr~p Ltd.. Corr~any
P0 B~ 1079
WI 54912 USA
Tel. 414-734-9821
Appleton,
ment. Do not aiiow untrained persons to instaii, operate, or maintain this unit.
Contact your distributor if you do not fully understand these instructions.
PRINTED IN U.S.A
1_u
UI
LIMITED WARRANTY
EFFECTIVE: FEBRUARY 1, 1990
This warranty
supersedes
all
LIMITED WARRANTY
previous
MILLER warranties and is exclusive with
Subject
to the terms and conditions
hereof, Miller Electric Mfg. Co., Appleton, Wisconsin warrants
to its Distributor/Dealer that all new and unused
Equipment fur
workmanship and material
as of the time and place of delivery by Miller. No warranty is
made by Miller with respect to engines, trade accessories or
other items manufactured by others. Such engines, trade ac
cessories and other items are sold subject to the warranties of
their respective manufacturers, if any. All engines are warran
tied by their manufacturerfortwo years from date of original pur
chase, except Deutz engines which have a one year, 2000 hour
nished
by Miller is
free from defect in
warranty.
Millers warranty does not apply to
components having normal useful life of less than one (1) year,
such as spot welder tips, relay and contactor points, MILLER
Except as specified below,
MATIC parts that come in contact with the welding wire includ
ing nozzles and nozzle insulators where failure does not result
from defect in workmanship or material.
Millershall be required to honor warranty claims on warranted
Equipment in the event of failure resulting from a defect within
the following periods from the date of delivery of Equipment to
the original user:
1.
Arc welders, power sources, robots, and
1 year
components
2.
Load banks
3.
4.
Original main power rectifiers
(labor 1 year only)
All welding guns, feeder/guns
5.
All other Millermatic Feeders
6.
7.
Replacement
1 year
or
repair parts,
As a matter of
submitted by the
.1
other
guarantees
or
warranties
expressed
implied.
or
or any other duty with
quality of any goods, the exclusive remedies
therefore shall be, at Millers option (1) repairor (2) replacement
or, where authorized in writing by Miller in appropriate cases, (3)
the reasonable cost of repair or replacement at an authorized
Miller service station or (4) payment of or credit for the purchase
price (less reasonable depreciation based upon actual use)
risk and expense.
upon return of the goods at Customers
MILLERs option of repair or replacement will be FOB., Factory
at Appleton. Wisconsin, or FOB. at a MILLER authorized serv
ice facility, therefore, no compensation for transportation costs
of any kind will be allowed. Upon receipt of notice of apparent
respect
case
of Millers breach of warranty
to the
defect or failure, Miller shall instruct the claimant
ranty claim procedures to be followed.
on
the
war
ANY EXPRESS WARRANTY NOT PROVIDED HEREIN
AND ANY IMPLIED WARRANTY, GUARANTY OR REPRE
SENTATION AS TO PERFORMANCE, AND ANY REMEDY
FOR BREACH OF CONTRACT WHICH, BUT FOR THIS PRO
VISION, MIGHT ARISE BY IMPLICATION, OPERATION OF
LAW, CUSTOM OF TRADE OR COURSE OF DEALING, IN
ANY IMPLIED WARRANTY OF MERCHAN
TABILITY OR OF FITNESS FOR PARTICULAR PURPOSE,
WITH RESPECT TO ANY AND ALL EQUIPMENT FUR
NISHED BY MILLER IS EXCLUDED AND DISCLAIMED BY
MILLER.
CLUDING
3 years
and torches
.
.
.
exclusive of labor
.
.
90
days
1 year
60 days
6 months
Batteries
provided that Miller is notified in
the date of such failure.
In the
no
writing
within
thirty (30) days of
general policy only, Miller may honor claims
original user within the foregoing periods.
EXCEPT AS
EXPRESSLY
PROVIDED
BY
MILLER
IN
WRITING, MILLER PRODUCTS ARE INTENDED FOR ULTI
MATE PURCHASE BY COMMERCIAL/INDUSTRIAL USERS
AND FOR OPERATION BY PERSONS TRAINED AND EXPE
RIENCED IN THE USE AND MAINTENANCE OF WELDING
EQUIPMENT AND NOT FOR CONSUMERS OR CON
SUMER USE. MILLERS WARRANTIES DO NOT EXTEND
TO, AND NO RESELLER IS AUTHORIZED TO EXTEND
MILLERS WARRANTIES TO, ANY CONSUMER.
r__.
I
OM-1580- 1/90
RECEIVING-HANDLING
Before unpacking equipment, check carton for any damage that may have occurred dunng shipment. File any
claims for loss or damage wIth the delivering carrier.
Assistance for filing or settling claims may be obtained
from the distributor and/or the equipment manufactur-
Use the following spaces to record the Model Designa
tion and Serial or Style Number of your unit. The infor
mation is located on the data card or the nameplate.
Model
_______________________________
ers
Transportation Department.
Senal
requesting information about this equipment, al
ways provide the Model Description and Serial or Style
or
Style
No.
____________________
When
Date of Purchase
_____________________
Number.
TABLE OF CONTENTS
Section No.
SECTION 1
Page
SAFETY RULES FOR OPERATION OF ARC WELDING POWER SOURCE
1-1.
Introduction
1-2.
General Precautions
1
1-3.
Arc
4
1-4.
Standards Booklet Index
SECTION 2
1
Welding
General Information And
2-2.
Safety
3-1.
5
SAFETY PRECAUTIONS AND SIGNAL WORDS
2-1.
SECTION 3
Alert
Symbol
And
Safety
Signal Words
6
6
SPECIFICATIONS
Description
7
SECTION 4INSTALLATION
4-1.
Location
7
4-2.
Drive Motor
8
4-3.
Wire Guide And Drive Roll Installation For 4-Drive Roll Models
8
4-4.
Outlet Cable Connections
9
4-5.
Drive Motor Connections
9
SECTION 5
5-1.
SEQUENCE OF OPERATION
Welding
Wire
Threading
9
SECTION 6- MAINTENANCE
6-1.
6-2.
6-3.
No.
inspection And Upkeep
Cleaning Of Drive Rolls
Brush Inspection & Replacement
10
10
10
Section No
SECTION 7
7-1.
7-2.
SECTION 8
Page
TROUBLESHOOTING
General
Troubleshooting
Figure
11
ELECTRICAL DIAGRAMS
Diagram
Diagram
SECTION 9
11
Chart
8-1. Circuit
8-2. Circuit
Diagram
Diagram
13
For Tach Board PCi
13
PARTS LIST
9-1. Main
Assembly
15
LIST OF CHARTS AND TABLES
Table 3-i.
Table 7-1.
Specifications
Troubleshooting
7
12
No.
SECTION 1
SAFETY
RULES FOR OPERATION OF ARC WELDING POWER SOURCE
INTRODUCTION
1-1.
by experience. Learning safety through per
experience, like a child touching a hot stove is
harmful, wasteful, and unwise. Let the experience of oth
We learn
sonal
ers
teach you.
practices developed from experience in the use of
welding and cutting are described in this manual. Re
search, development, and field experience have
evolved reliable equipment and safe installation, opera
tion, and servicing practices. Accidents occur when
equipment is improperly used or maintained. The rea
son for the safe practices may not always be given.
Some are based on common sense, others may require
technical volumes to explain. It is wiser to follow the
Safe
rules.
Read and understand these safe practices before at
tempting to install, operate, or service the equipment.
Comply with these procedures as applicable to the par
ticular equipment used and their instruction manuals, for
personal safety and for the safety of others.
Failure to observe these safe practices may cause seri
ous injury or death. When safety becomes a habit, the
equipment can be used with confidence.
These safe practices are divided into two Sections:
1-General Precautions, common to arc welding and cut
ting; and 2-Arc Welding (and Cutting) (only).
Reference standards: Published Standards on safety
also available for additional and more complete pro
cedures than those given in this manual. They are listed
in the Standards Index in this manual. ANSI Z49.1 is the
are
most
complete.
The National Electrical Code, Occupational Safety and
Health Administration, local industrial codes, and local
inspection requirements also provide a basis for equip
ment installation, use, and service.
GENERAL PRECAUTIONS
1-2.
Different arc welding processes, electrode alloys,
and fluxes can produce different fumes, gases, and
radiation levels. In addition to the information in this
manual, be sure to consult flux and electrode manu
facturers Material Safety Data Sheets (MSDSs) for
specific technical data and precautionary measures
concerning
A.
their material.
Burn Prevention
Wear
protective clothing-gauntlet gloves designed for
use
welding, hat, and high safety-toe shoes. Button
shirt collar and pocket flaps, and wear cuff less trousers
to avoid entry of sparks and slag.
in
Wear helmet with safety goggles and glasses with side
shields underneath, appropriate filter lenses or plates
(protected by clear cover glass). This is a MUST for
or cutting, (and chipping) to protect the eyes
from radiant energy and flying metal. Replace cover
glass when broken, pitted, or spattered. See 1 -3A.2.
welding
Avoid
oily
or
greasy
A
clothing.
spark may ignite
Hot metal such as electrode stubs and
should never be handled without gloves.
them.
workpieces
Medical first aid and eye treatment. First aid facilities and
qualified first aid person should be available for each
a
shift unless medical facilities
are
close
by for immediate
treatment of flash burns of the eyes and skin burns.
Ear
plugs
should be
worn
when
working
on
overhead
or
in a confined space. A hard hat should be worn when
others work overhead.
Flammable hair preparations should not be used
intending to weld or cut.
by per
Sons
B.
Toxic Fume Prevention
Severe discomfort, illness or death can result from
fumes, vapors, heat, or oxygen enrichment or depletion
that welding
(orcutting) may produce. Prevent them with
adequate ventilation as described in ANSI Standard
Z49.1 listed in Standards Index. NEVER ventilate with
oxygen.
Lead -,cadmium-, zinc-, mercury-, and beryllium-bear
ing and similar materials, when welded (or Cut) may pro
duce harmful concentrations of toxic fumes. Adequate
local exhaust ventilation must be used, or each person in
the area as well as the operator must wear an air-sup
plied respirator. For beryllium, both must be used.
Metals coated with or containing materials that emit toxic
fumes should not be heated unless coating is removed
from the work surface, the area is well ventilated and, it
necessary, while wearing an air-supplied respirator.
Work in
a
confined space
only while
and, if necessary, while wearing
an
it is being ventilated
air-supplied respira
tor.
Gas leaks in a confined space should be avoided.
Leaked gas in large quantities can change oxygen con
centration dangerously. Do not bring gas cylinders into a
confined space.
Leaving confined space,
shut OFF gas
supply
at source
to
prevent possible accumulation of gases in the space if
downstream valves have been accidentally opened or
left open. Check to be sure that the space is safe before
re-entering it.
Vapors from chlorinated solvents can be decomposed
by the heat of the arc (or flame) to form PHOSGENE, a
highly toxic gas, and other lung and eye irritating prod
ucts. The ultraviolet (radiant) energy of the arc can also
decompose trichloroethylene and perchloroethylene
vapors to form phosgene. DO NOT WELD or cut where
solvent vapors can be drawn into the welding or cutting
atmosphere or where the radiant energy can penetrate
OM-1580
Page
1
to atmospheres containing even minute
trichloroethylene or perchioroethylene.
C.
Fire and
Explosion
amounts of
ment as recommended in A6.O.
level may substitute for
working
explosion are: combustibles reached
by the arc, flame, flying sparks, hot slag or heated mate
rial; misuse of compressed gases and cylinders; and
(see preceding paragraph). Do NOT depend on sense of
or sight to determine if it is safe to weld or cut.
smell
Hollow
castings or containers must be vented
or cutting. They can explode.
short circuits.
welding
BE AWARE THAT
Explosive atmospheres.
flying sparks or falling slag can pass
through cracks, along pipes, through windows or doors,
and through wall or floor openings, out of sight of the
goggled operatr. Sparks and slag can fly 35 feet.
prevent fires and explosion:
Keep equipment clean and operable, free of oil, grease,
and (in electrical parts) of metallic particles that can
short circuits.
cause
If combustibles are in area, do NOT weld or cut. Move
the work if practicable, to an area free of combustibles.
Avoid paint spray rooms, dip tanks, storage areas, venti
lators. If the work cannot be moved, move combustibles
at least 35 feet away out of reach of sparks and heat; or
protect against ignition with suitable and snug-fitting,
fire-resistant covers or shields.
Walls touching combustibles on opposite sides should
not be welded on (or cut). Walls, ceilings, and floor near
work should be protected by heat-resistant covers or
shields.
Fire watcher must be
standing by with suitable fire extin
guishing equipment during and for some time afterweld
ing or cutting if:
a.
appreciable combustibles (including building
construction) are within 35 feet
b.
appreciable combustibles are further than 35
feet but can be ignited by sparks
c.
d.
Neverweld orcut where the air
may contain flammable dust, gas,
as
or
liquid vapors (such
gasoline).
D.
Compressed
Gas
EquIpment
Standard precautions. Comply with precautions in this
manual, and those detailed in CGA Standard P-i, SAFE
HANDLING OF COMPRESSED GASES IN CYLIN
DERS, listed ii in Standards Index.
Pressure
1.
Regulators
Regulator relief valve is designed to protect only the
regulator from overpressure; it is not intended to protect
any downstream equipment. Provide such protection
with
one or more
relief devices.
Never connect a regulator to a cylinder containing gas
other than that for which the regulator was designed.
Remove faulty
regulator from service immediately for re
pair (first
cylinder valve). The following symptoms
indicate a faulty regulator:
close
Leaks-if gas leaks externally.
Excessive Creep-if delivery pressure continues to rise
with downstream valve closed.
Faulty Gauge-if gauge pointer does not move off stop pin
pressurized, nor returns to stop pin after pressure
when
release.
openings (concealed or visible) in floors orwalls
within 35 feet may expose combustibles to
sparks
2.
combustibles
metal
adjacent
partitions
can
to
be
walls, ceilings, roofs,
ignited by
radiant
or
conducted heat.
Repair.
for
Cylinders
Cylinders must be handled carefully to prevent leaks
and damage to their walls, valves, or safety devices:
Hot work
Avoid electrical circuit contact with cylinders
third rails, electrical wires, or welding circuits.
have been taken.
dent.
permit should be obtained before operation to
ensure supervisors approval that adequate precautions
After work is done, check that
glowing embers, and flames.
area
is free of
sparks,
or
that
can
produce flammable or toxic vapors when heated, must
never be welded on or cut, unless container has first
been cleaned as described in AWS Standard A6.O, listed
7 in Standards Index.
This includes:
a thorough steam orcaustic cleaning (or a
solvent or water washing, depending on the combusti
bles solubility) followed by purging and inerting with ni
or
carbon dioxide, and
Page
2
including
They can
produce short circuit arcs that may lead to a serious acci
(See 1-3C.)
ICC
or
DOT
marking must be on each cylinder. It is an
safety when the cylinder is properly han
assurance of
An empty container that held combustibles,
OM-1580
before
Do NOT attempt to repair. Send faulty regulators
repair to manufacturers designated repair center,
where special techniques and tools are used by trained
personnel.
or
trogen
below
A container with unknown contents should be cleaned
Prevention
Causes of fire and
To
Waterfilling just
inerting.
using protective equip-
dled.
Identifying gas content. Use only cylinders with name of
gas marked on them; do not rely on color to identify gas
content. Notify supplier it unmarked. NEVER DEFACE
or alter name, number, or other markings on a cylinder. It
is illegal and hazardous.
Empties: Keep valves closed, replace caps securely;
keep them separate from FULLS and return
promptly.
mark MI;
Prohibited use. Never use a cylinder or its contents for
other than its intended use, NEVER as a support or
roller.
outlet away from
people
and sources of
ignition. Wipe
with a clean lintless cloth.
Match
Locate or secure
cylinders
so
they
cannot be knocked
over.
Passageways and work areas. Keep cylinders
where they may be struck.
clear of
regulator to cylinder. Before connecting, check
regulator label and cylinder marking area, and
thatthe regulator inlet and cylinderoutlet match. NEVER
CONNECT a regulator designed for a particular gas or
gases to a cylinder containing any other gas.
that the
areas
Transporting cylinders. With a crane, use a secure sup
port such as a platform orcradle. Do NOT lift cylinders off
the ground by their valves or caps, or by chains, slings,
or magnets.
Do NOT expose cylinders to excessive heat, sparks,
slag, and flame, etc. that may cause rupture. Do not al
low contents to exceed 130F.
Cool with water spray
Tighten
connections. When
assembling
threaded
con
nections, clean and smooth seats where necessary.
Tighten. If connection leaks, disassemble, clean, and
retighten using properly fitting
wrench.
Adapters. Use a CGA adapter (available from your sup
plier) between cylinder and regulator, it one is required.
usetwowrenchestotighten adaptermarked RIGHTand
LEFT HAND threads.
where such exposure exists.
cylinders particularly valves from bumps, falls,
falling objects, and weather. Replace caps securely
when moving cylinders.
Protect
Stuck valve. Do NOT use a hammer or wrench to open a
cylinder valve that can not be opened by hand. Notify
supplier.
your
Mixing gases.
Never try to mix any gases in
a
cylinder.
cylinder.
Cylinderfittings should never be modified or exchanged.
Prohibited use. Never use hose other than that designed
for the specified gas. A general hose identification rule
is: red for fuel gas, green for oxygen, and black for inert
gases.
Use ferrules
or
clamps designed for the hose (not
nary wire or other substitute)
hoses to fittings.
as a
binding
Avoid
ordi
on,
Coil
or
runs
ground
otherwise
excess
regulator of residual gas through suitable vent be
opening cylinder (or manifold valve) by turning ad
justing screw in (clockwise). Draining prevents exces
sive compression heat at high pressure seat by allowing
seat to open on pressurization. Leave adjusting screw
engaged slightly on single-stage regulators.
prevent kinks and abuse. Suspend
to keep it from being run over, stepped
to
damaged.
hose to prevent kinks and
Open cylinder valve slowly so that regulator pressure in
slowly. When gauge is pressurized (gauge
reaches regulator maximum) leave cylinder valve in fol
lowing position: Foroxygen, and inert gases, open fully
to seal stem against possible leak. For fuel gas, open to
less than one turn to permit quick emergency shutoff.
creases
regulators.
Check for leaks on first pressurization and regularly
there-aft&. Brush with soap solution (capfull of Ivory Liq
uid* or equivalent per gallon of water). Bubbles indicate
leak. Clean off soapy water after test; dried soap is com
bustible.
tangles.
E.
Protect hose from
sparks, slag,
damage by sharp edges,
and
area
out and
splic
leaky or defective equipment from service im
mediately for repair. See User Responsibility statement
in equipment manual.
F.
cylinder valve outlet of impurities that may clog
orifices and damage seats before connecting regulator.
Except for hydrogen, crack valve momentarily, pointing
Leaving Equipment Unattended
Close gas supply at
G.
Proper Connections
Clean
Responsibilities
Remove
Examine hose regularly for leaks, wear, and loose con
nections. Immerse pressured hose in water; bubbles in
dicate leaks.
4.
User
by
and open flame.
Repair leaky orwom hose by cutting
ing (1-2D3). Do NOT tape.
opening cylinder valve.
Use pressure charts (available from your supplier) for
safe and efficient, recommended pressure settings on
tubing splices. Use only standard brass f it
splice hose.
long
hose off
Drain
to connect
No copper
to
Pressurizing Steps:
Stand to side of regulator while
Hose
tings
5.
fore
Never refill any
3.
Regulator outlet (or hose) connections may be identified
by right hand threads for oxygen and left hand threads
(with grooved hex on nut or shank) for fuel gas.
source
and drain gas.
Rope Stag lngSupport
Rope staging-support should not be
cutting operation; rope may burn.
used for
welding
or
*Trademark of Proctor & Gamble.
OM-1580
Page
3
Comply with precautions in 1-1, 1-2, and this section.
Arc Welding, properly done, is a safe process, but a
careless operator invites trouble. The equipment carries
high currents at significant voltages. The arc is very
bright and hot. Sparks fly, fumes rise, ultraviolet and in
frared energy radiates, weldments are hot, and com
pressed gases may be used. The wise operator avoids
unnecessary risks and protects himself and others from
accidents. Precautions are described here and in stan
who will be
Others working in
flash
area.
See that all persons
are
wearing
goggles.
Before starting to weld, make
doors are closed.
sure
that screen
flaps
or
bay
B.
Toxic Fume Prevention
Comply with precautions
in 1 -2B.
Generator engine exhaust must be vented to the outside
air. Carbon monoxide can kill.
dards referenced in index.
A.
the weld. Provide face shields for all persons
looking directly at the weld.
Viewing
ARC WELDING
1-3.
Burn Protection
C.
Comply with precautions
Fire and
Comply
The welding
visibly bright. Its radiation
penetrate lightweight clothing, reflect
damage eyes,
from light-colored surfaces,
and burn the skin and eyes.
Skin burns resemble acute sunburn, those from gasshielded arcs are more severe and painful. DONT GET
BURNED; COM PLY WITH PRECAUTIONS.
Protective
Clothing
Wear long-sleeve clothing (particularly for gas-shielded
arc) in addition to gloves, hat, and shoes (1 -2A). As nec
additional
use
essary,
leather jacket
protective clothing
such
as
sleeves, flame-proof apron, and fire-re
sistant leggings. Avoid outer garments of untreated cot
or
ton.
Bare skin protection. Wear dark, substantial clothing.
Button collar to protect chest and neck and button pock
ets to
2.
prevent entry of sparks.
Eye
PreventIon
with
precautions
in 1 -2C.
is intense and
arc
can
1.
Explosion
in 1-2.
and Head Protection
Equipments
equipment.
rated capacity. Do not overload arc welding
It may overheat cables and cause a fire.
Loose cable connections may overheat
fire.
or
flash and
cause a
Never strike an arc on a cylinder or other pressure ves
sel. It creates a brittle area that can cause a violent rup
ture or lead to such a rupture under rough handling.
D.
Compressed Gas Equipment
Comply
E.
with
precautions
in 1 -2D.
Shock Prevention
Exposed hot conductors or other bare metal in the weld
ing circuit, or in ungrounded, electrically-HOT equip
ment can fatally shock a person whose body becomes a
conductor. DO NOT STAND, SlT~ LIE, LEAN ON, OR
TOUCH a wet surface when welding, without suitable
protection.
Protect eyes from exposure to
electric arc without protection.
arc.
NEVER look at
an
To protect
against shock:
Wear
Welding
helmet or shield containing a filter plate shade
no. 12 or denser must be used when welding. Place over
face before striking arc.
Protect filter
plate with
Cracked
broken helmet
or
a
worn; radiation can pass
clear
or
cover
plate.
shield should NOT be
to cause burns.
through
Cracked, broken, or loose filter plates must be replaced
IMMEDIATELY. Replace clear cover plate when broken,
pitted, or spattered.
Flash goggles with side shields MUST be worn under
the helmet to give some protection to the eyes should the
helmet not be lowered over the face before an arc is
struck.
eyes
Looking at an arc momentarily with unprotected
(particularly a high intensity gas-shielded arc) can
retinal burn that may leave
in the field of vision.
cause a
area
3.
Protection of
Enclosed
a
Nearby Personnel
welding area.
room or
OM-1580
Page
enclosed
4
bay
and
metal reduces the electrical resistance, and could en
able dangerous and possibly lethal currents to flow
through
the
body.
A voltage will exist between the electrode and any con
ducting object in the work circuit. Examples of conduct
ing objects include, but are not limited to, buildings, elec
trical tools, work benches, welding power source cases,
workpieces, etc. Never touch the electrode and any
metal object unless the welding power source is off.
1.
Grounding
the
Equipment
permanent dark
For production welding, a sepa
is best. In open areas, sur
round the operation with low-reflective, non-combusti
ble screens or panels. Allow for free air circulation, par
ticularly at floor level.
rate
dry insulating gloves and body protection. Keep
clothing dry. Never work in damp area without
adequate insulation against electrical shock. Stay on a
dry duckboard, or rubber mat when dampness or sweat
can not be avoided. Sweat, sea water, or moisture be
tween body and an electrically HOT part or grounded
body
Arc
welding equipment must be grounded according to
the National Electrical Code, and the work must be
grounded according to ANSI Z49.1 Safety in Welding
And Cutting.
When
installing, connect the frames of each unit such as
welding power source, control, worktable, and water cir
culator to the building ground. Conductors must be ade
quate to carry ground currents safely. Equipment made
electricafly HOT by stray current may shock, possibly I atally. Do NOT GROUND to electrical conduit, orto a pipe
carrying ANY gas or flammable liquid such as oil or fuel.
Three-phase connection. Check phase requirements of
equipment before installing. If only 3-phase power is
available, connect single-phase equipment to only two
wires of the 3-phase line. Do NOT connect the equip
ment ground lead to the third (live) wire, or the equip
ment will become electrically HOT-a dangerous condi
tion that can shock, possibly fatally.
Before
welding,
conductors
are
ground for continuity. Be sure
touching bare metal of equipment
check
frames at connections.
Welding power sources used with shielded
metal arc welding (SMAW) and similar proc
esses may not be equipped with welding power
output on-off control devices. With such equip
ment the electrode is electrically HOT when the
power switch is turned ON. Never touch the
electrode unless the welding power source is
off.
7.
Safety
Safety
Devices
devices such as interlocks and circuit breakers
or shunted out.
should not be disconnected
Before installation,
inspection,
service, of equipment,
line fuses (or lock or redtag switches) to prevent accidental turning ON of power.
Disconnect all cables from welding power source, and
pull all 115 volts line-cord plugs.
shut OFF all power and
If a line cord with a
ground lead is provided with the
for
connection
to a switchbox, connect the
equipment
lead
the
to
ground
grounded switchbox. If a three-prong
plug is added for connection to a grounded mating re
ceptacle, the ground lead must be connected to the
ground prong only. If the line cord comes with a three-
or
remove
Do not open power circuit or change polarity while weld
it must be disconnected, guard
flash from switch arcing.
ing. If, in an emergency,
against shock burns, or
prong plug, connect to a grounded mating receptacle.
Never remove the ground prong from a plug, or use a
plug with a broken off ground prong.
Leaving equipment unattended. Always shut OFF and
disconnect all power to equipment.
2.
Power disconnect switch must be available near the
Electrode Holders
welding
Fully insulated
NOT
3.
use
electrode holders should be used. Do
holders with protruding screws.
ProtectIon For Wearers of ElectronIc LIfe
Sup
port DevIces (Pacemakers)
Connectors
Fully insulated lock-type connectors
join welding cable lengths.
4.
F.
power source.
should be used to
Cables
Magnetic fields from high currents can affect pacemaker
operation. Persons wearing electronic life support
equipment (pacemaker) should consult with their doctor
before going near arc welding, gouging, or spot welding
operations.
Frequently inspect cables for wear, cracks and damage.
IMMEDIATELY REPLACE those with excessively worn
or damaged insulation to avoid possibly-lethal shock
from bared cable. Cables with damaged areas may be
For more information, refer to the
their latest revisions and comply
taped
1.
ANSI Standard Z49.1, SAFETY IN WELDING AND
CUTTING obtainable from the American Welding
Society, 550 N.W. LeJeune Ad, Miami, FL 33126.
2.
NIOSH, SAFETY AND HEALTH IN ARC WELDING
AND GAS WELDING AND CUTTING obtainable
from the Superintendent of Documents, U.S. Gov
to
give
resistance
equivalent
to
original cable.
1-4.
Keep cable dry, free of oil and grease, and protected
from hot metal and sparks.
5.
Terminals And Other
Exposed Parts
Terminals and other exposed parts of electrical units
should have insulating covers secured before operation.
6.
Electrode
a.
Equipment with output on/off control
Welding
metal
power sources for
arc
use
ernment
4.
ANSI Standard Z87.1, SAFE PRACTICES FOR
OCCUPATION AND EDUCATIONAL EYE AND
FACE PROTECTION obtainable from the American
National Standards Institute, 1430 Broadway, New
arc
York, NY 10018.
5.
ject in contact with the electrode circuit unless
the welding power source is off.
Equipment
contacto r)
without output on/off control
Printing Office, Washington, D.C. 20402.
OSHA, SAFETY AND HEALTH STANDARDS,
29CFR 1910, obtainable from the Superintendent of
Documents, U.S. Government Printing Office,
Washington, D.C. 20402.
with the gas
welding (GTAW) and similar processes nor
mally are equipped with devices that permit on
off control of the welding power output. When so
equipped the electrode wire becomes electri
cally HOT when the power source switch is ON
and the welding gun switch is closed. Never
touch the electrode wire or any conducting ob
b.
following standards or
as applicable:
3.
(contactor)
welding (GMAW), gas tungsten
STANDARDS BOOKLET INDEX
(no
ANSI Standard Z41.1, STANDARD FOR MENS
SAFETY-TOE FOOTWEAR obtainable from the
American National Standards Institute, 1430 Broad
way, New York, NY 10018.
6.
ANSI Standard Z49.2, FIRE PREVENTION IN THE
USE OF CUTTING AND WELDING PROCESSES
OM-1580
Page
5
from the Compressed Gas Association, 1235 Jeff er
son Davis Highway, Suite 501, Arlington, VA 22202.
obtainable from the American National Standards
Institute, 1430 Broadway, New York, NY 10018.
AWS Standard A6.0, WELDING AND CUTTING
CONTAINERS WHICH HAVE HELD COMBUS
TIBLES obtainable from the American Welding So
ciety, 550 N.W. LeJeune Rd, Miami, FL 33126.
7.
NFPA Standard 51, OXYGEN-FUEL GAS SYS
TEMS FOR WELDING, CUTTING, AND ALLIED
PROCESSES obtainable from the National Fire
8.
Protection Association,
MA 02269.
13. NWSA
Batterymarch
Park,
Quincy,
Welding Society Standard AWSF4.1,
RECOMMENDED SAFE PRACTICES FOR THE
PREPARATION FOR WELDING AND CUTTING
OF CONTAINERS AND PIPING THAT HAVE HELD
HAZARDOUS SUBSTANCES, obtainable from the
14. American
MA
10. NFPA Standard 51B, CUTTING AND WELDING
PROCESSES obtainable from the National Fire
Batterymarch Park, Quincy,
MA 02269.
ii. CGA
GASES
IN
A.
Welding Society, 550
N.W. LeJeune Ad,
Miami, FL 33126.
15. ANSI Standard Z88.2, PRACTICE FOR RESPIRA
TORY PROTECTION, obtainable from the Ameri
National Standards Institute, 1430
New York, NY 10018.
HANDLING OF COM
CYLINDERS obtainable
SECTION 2
2-1.
American
Pamphlet P-i, SAFE
PRESSED
Welding Supply
Association, 1900 Arch Street, Philadelphia, PA
02269.
Protection Association,
booklet, WELDING SAFETY BIBLIOGRA
PHY obtainable from the National
19103.
Standard 70, NATIONAL ELECTRICAL
CODE obtainable from the National Fire Protection
Association,
nadian Standards Association, Standards Sales,
178 Rexdale Boulevard, Rexdale, Ontario, Canada
M9W1R3.
Batterymarch Park, Quincy,
NFPA
9.
12. GSA Standard Wi17.2, CODE FOR SAFETY IN
WELDING AND CUTTING obtainable from the Ca
can
Broadway,
SAFETY PRECAUTIONS AND SIGNAL WORDS
GENERAL INFORMATION AND SAFETY
General
Information
presented in this manual and on various la
bels, tags, and plates on the unit pertains to equipment
design, installation, operation, maintenance, and
troubleshooting which should be read, understood, and
followed for the safe and effective use of this equipment.
The nameplate of this unit uses international symbols for
labeling the front panel controls. The symbols also ap
pear at the appropriate section in the text.
2-2.
SAFETY
WORDS
The
ALERT
following safety
alert
SYMBOL
symbol
and
AND
SIGNAL
signal words
are
used throughout this manual to call attention to and iden
tify
different levels of hazard and special instructions.
a
This
safety alert symbol is used with the signal
words WARNING and CAUTION to call atten
tion to the safety statements.
a
WARNING statements identify procedures or
practices which must be followed to avoid seri
ous personal injury or loss of life.
operation, maintenance, and trouble
shooting of arc welding equipment requires practices
and procedures which ensure personal safety and the
safety of others. Therefore, this equipment is to be in
stalled, operated, and maintained only by qualified per
sons in accordance with this manual and all applicable
a
CAUTION statements identify procedures
codes such as, but not limited to, those listed at the end
Safety Rules For Operation Of Arc Weld
IMPORTANT statements identify special instructions
necessary for the most efficient operation of this equip
B.
Safety
The installation,
of Section 1
ing
Power Source.
OM-1580
Page
6
ment.
or
practices which must be followed to avoid minor
personal injury or damage to this equipment.
SECTION 3
Table 3-1.
Speed Range
SpecIfications
Electrode Wire
Diameter
Per Minute
SPECIFICATIONS
Dimensions
Capacity
Height
50 to 780 in.
(1.3
3-1.
to
19.8m)
.030 thru 1/8 in.
(0.8
thru
3.2mm)
DESCRIPTION
The Al D-4RV wire drive
assembly is designed for use
with the MRV-6 arc welding robot. This is afourdrive roll
8 7/8 in.
Weight
(225 mm)
Width 12 3/4 in. (324 mm)
Length 93/8 in. (238mm)
18 lbs
(7.85 kg)
unit with a mounting bracket. The drive assembly is fac
tory installed onto the robot arm and functions as an inte
gral part of the robot welding system.
SECTION 4INSTALLATION
..-
3.54 In.
(90 mm)
I
12-3/4
(324 mm)
-
-
Sr
(218 mm)
L
~
SB.134 761
Figure
4-1.
LOCATION
4-1. Overall Dimensions And
(Figure 4-1)
The service life and
components
high
are
efficiency of this unit and associated
reduced when they are subjected to
levels of dust, dirt, moisture, corrosive vapors, and
MountIng Hole Layout
extreme heat.
The drive
assembly is factory installed onto the robot.
Figure 4-1 gives overall dimensions and mounting hole
layouts.
OM-1580
Page
7
DRIVE MOTOR
4-2.
a
possible without touching. Recheck wire guides after
drive rolls are installed, and adjust if necessary.
CAUTION: LOSS OF GEAR OIL OR DIRT EN
TERING GEAR CASE WILL DAMAGE MO
TOR.
The gear case of the drive motor is equipped
with two vent screws. Do not remove or discard
the vent screws before operation.
4-3. WIRE GUIDE AND DRIVE ROLL INSTALLA
TION FOR 4-DRIVE ROLL MODELS
Upon initial installation, or as a result of changes in wire
size and type, it is necessary to install the required wire
guides and drive rolls.
2.
install inlet and intermediate wire guides as illus
trated in Figure 4-2. Secure by tightening securing
screws.
IMPORTANT: The alignment of the motor drive gear
with the drive roll gears has been factory set, but if read
justment becomes necessary, proceed as follows: Be
hind the motor drive gear (see Figure 4-2) is a spring
washer(s). To obtain properalignment of the motor gear
with the drive roll gears, rotate the motor gear securing
bolt thereby moving the gearin orout to the desired posi
tion.
IMPORTANT: Base selection of drive rolls upon the fol
lowing recommended usages:
IMPORTANT: The wire drive housing is made with
mounting holes of sufficient clearance to provide adjust
ment of the housing up or down in relation to the motor
drive gears. This adjustment has been factory set, but!!
1.
V-Groove rolls for hard wire.
2.
U-Groove rolls for soft and soft shelled cored wires.
3.
U-Cog rolisfor extremely soft shelled wires (usually
hard surfacing types).
bolts, weld terminal nuts and bolts. Slide the wire drive
4.
Split V-Knurled rolls for hard shelled cored
(self-shielding and C02 shielded types).
housing upward or downward until the gears on the
housing have a slight amount of clearance (backlash)
from the motor gear. Tighten mounting bolts, weld termi
5.
Drive roil types may be mixed to suit particular re
quirements (example: V-knurled roll in combination
with U-groove).
Having
selected the
appropriate wire guides
wires
and drive
rolls, proceed to the following installation instructions:
A.
1.
Wire Guides (Figure 4-2)
Loosen the inlet and intermediate wire guide
ing
readjustment becomes
secur
screws.
necessary, loosen
mounting
nal bolts and nuts.
IMPORTANT: Proper clearance between the steel
gears is important. The proper clearance is 0.003 inch
(0.076 mm). This is approximately the same thickness
as a sheet of standard writing paper. The easiest way to
obtain the proper alignment is to insert a piece of 0.003
in. (0.076mm) thick standard writing paper between the
motor and drive roll, and then tighten down the drive roll
If This proper clearance is not maintained in
the in the gears, they may wear severely, bind, cause er
ratic wire feed, or break.
assembly.
IMPORTANT: Wire guides should be installed so that
the tip(s) of the guide is as close to the drive roll as
Pressure
Adjustment
Knob
Gear Covers
Drive Gears
Outlet Cable Connector
Spilt Drive
In let Wire Guide
And Securing Screw
Securing
Screws
One-Piece
Drive Roll
Figure
OM-1580
Page
8
Securing
4-2. WIre Guide And Drive Roil Installation
Knob
SB-070 887-A
B.
One-Piece Drive Roll
IMPORTANT:
(Figure
4-2 and
One-piece drive rolls
are
4-3)
of the double
Pressure Drive Roiis
usage type. When the grooves become worn, reverse
each drive roll, locating the unused groove in position to
feed the wire.
pivot
them
1.
Loosen pressure adjustment knobs and
free of the covers.
2.
Pivot gear covers away to expose pressure gears.
3.
Loosen and remove the three
securing
(Siottod Side)
screws on
each gear.
4.
drive roll onto each drive gear and pressure
and secure with screws.
Slide
a
gear,
align holes,
IMPORTANT: To ensure proper gripping action of UCog drive rolls, both rolls should be installed showing
slots
on
the side
or
both should show the side without
slots. Also, it is necessary to ilne up the blunted teeth on
the pressure gear roll directly over the spaces between
the teeth on the drive roll (see Rgure 4-3).
Drive Roiis
Side Shown)
(Slotted
Figure
C.
Split
DrIve Roll
1.
Loosen pressure adjustment knobs and
free of the covers.
2.
Pivot gear covers away to expose pressure gears.
3.
Loosen and
each gear.
4.
Align holes on each pair of split drive rolls, insert a
securing screw and slide a pair of drive rolls onto
pivot
them
4-4.
1.
remove
the three
securing
3.
tighten.
Loosen the outlet cable connector
(Figure 4-2)
securing
knob.
Insert the outlet cable connector, which includes the
guide, into the drive assembly oppo
site the inlet guide.
4.
Tighten
the outlet cable connector
knob.
4-pin plug from outlet cable to the
receptacle on the motor mounting bracket.
Connect the
4-socket
4-5.
securing
DRIVE MOTOR CONNECTIONS
Make connections according to instructions in the instal
lation section of robot Owners Manual.
SECTION 5
SEQUENCE OF OPERATION
WELDING WIRE THREADING
a
OUTLET CABLE CONNECTIONS
installed outlet
screws on
each drive gear and pressure gear keeping screw in
line with one of the threaded holes. Insert remaining
5-1.
Drive Roll InstallatIon
IMPORTANT: Wire guides should be installed so that
the tip of the guide is as close to the drive roll as possible
without touching.
2.
and
U-Cog
(Figure 4-2)
IMPORTANT: Split drive rolls are of the double usage
type. When the knurled groove of the drive rolls be
comes worn, the split halves can be reversed so that the
unused edges provide a new knurled groove.
screws
4-3.
SA-045 282~B
1.
Connect the gun to the drive motor
puncture
2.
Install the wire (reel-type or spool-type)
structed in the robot Owners Manual.
Do not energize welding po wersource andro
bot control until instructed to do so.
3.
Loosen the knob(s) on the drive roll pressure ad just
ment(s), pivot the pressure adjustment(s) free of the
cover(s), and pivot the pressure gear assembly(ies)
away to an open position.
WARNING:
WELDING
wounds.
ELECTRIC
WIRE
can
SHOCK
cause
can
assembly.
kill.
as
in
Do not touch live electrical parts.
Do not point gun to ward any part of the body,
any conductive surface, or other personnel
when threading welding wire.
The
welding wire and all metal parts
energized while welding.
in contact with it
are
IMPORTANT: Spooled wire has a tendency to unravel
when loosened from the spool. Maintain a firm grip on
the wire during the threading operation.
OM-1580
Page
9
4.
Cut off any portion of the free end of the wire which is
not straight. If necessary, straighten wire to remove
cast. Be sure that the cut end is free from rough sur
faces to
5.
permit proper feeding.
7.
Pivot the pressure adjustment knob(s) until the
washer(s) on the pressure adjustment(s) is seated
on top of the cover(s).
8.
Turn the pressure adjustment knob(s) in clockwise
direction until the drive rolls are tight against the
welding wire. Do not overtighten. Further adjust
ment to attain desired clamping pressure can be
through the inlet wire guide (and inter
guide, if applicable), past the drive rolls,
into the outlet wire guide. Feed approximate
(102 mm) of wire into the outlet wire guide.
Feed the wire
mediate
and
6.
on
4 in.
ly
made after the
welding power
operation.
source
and the weld
control are put into
Pivot the pressure gear assembly(ies) closed mak
sure the teeth on the pressure gear mesh with
the teeth on the drive gear. The welding wire must
also be in the grooves of the drive rolls.
9.
Energize
ing
the
welding
power
source.
IMPORTANT: See robot Owner~s Manual for wire inch
ing procedures.
SECTION 6- MAINTENANCE
IMPORTANT: Every six months inspect the labels on
this unit for legibility. All precautionary labels must be
maintained in a clearly readable state and replaced
when necessary~ See Parts List for part number of pre
cautionary
labels.
WARNING:
ELECTRIC SHOCK can kill;
MOVING PARTS can cause Injury; WELDING
WIRE can cause puncture wounds; HOT
SURFACES can burn skin.
a
Do not touch live electrical parts.
Disconnect input power to the drive motorand
shut down the welding power source and robot
before inspecting or servicing.
Allow components to cool before
6-1.
source
4.
5.
proceeding.
To clean the wire grooves, disconnect input power from
unit before removing the drive roll(s) and see Sections
3-3 and 3-4 for removal and installation instructions.
WARNING:
a
cause
HIGH ROTATIONAL SPEED may
to drive rolls and injure per
damage
sonnel.
IMPORTANT: Failure to properly maintain the drive rolls
result in a buildup of wire particles which will de
crease the efficiency of the wire feeding operation.
can
6-3.
BRUSH INSPECTION & REPLACEMENT
6-1 and 6-2)
The brushes should be
ing
required.
on
(Fig
inspected periodically depend
usage and conditions.
WARNING: Read and follow safety Informa
tion at beginning of entire Section 6-1 before
Carefully remove any weld spatter or foreign matter
which may accumulate around the nozzle orifice.
Use a hardwood stick, never a metal tool.
a
Repair or replace, as required, all hose and cable;
give particular attention to frayed and cracked insu
lation and areas where it enters equipment.
1.
Shut down unit and associated
2.
Open brush cap by sliding screwdriver under catch
and lifting. Remove brush cap.
grime from components; mois
parts and cable.
3.
Grasp spring retaining
Blow out the gun wire guide liner with compressed
changing wire. This will remove any metal
chips and dirt that may have accumulated.
4.
Remove grease and
ture from electrical
6.
tion at
and robot is shut
Inspect gun and outlet cable for broken areas,
cracks and loose parts; tighten, repair, and replace
as
3.
WARNING: Read and follow safety Informa
beginning of entIre SectIon 6-1 before
a
ures
2.
with a wire brush.
Do not allow drive rolls to rotate at high speed
if compressed air is used for cleaning the drive
roll assembly.
Usage and shop conditions will determine the frequency
Inspect equipment as follows:
welding power
on
performed
INSPECTION AND UPKEEP
Make sure
down.
it will become necessary to clean the wire
the drive rolls. This cleaning operation can be
Occasionally
groove
servicing.
and type of maintenance.
1.
CLEANING OF DRIVE ROLLS
6-2.
air when
OM-1580
Page
10
proceeding.
equipment.
bracket with
long-nose pli
ers.
Push spring retaining bracket in slightly and move
towards brush. This should release the spring as
sembly and it can be removed.
Spring
5.
Pull brush out
6.
If
using brush pigtail.
Brush
Box
replacement
____________________
is necessary (brushes are less than
length) disconnect the brush pig
1/4 in. or 6.4mm in
tail from the brush box tab and
7.
8.
Spring Retainining
Figure
Bracket
6-1. View Of
Brush
Pigtail
Spring Assembly And
Cap Is Opened
new
brush
pigtail
brush.
to brush box tab.
Route
Ensure that
the
pigtail through slot in brush box.
pigtail will not come into contact with
a
metal
sur
face.
S-0088
Brush
Connect
remove
9.
When Brush
Insert brush into brush box. Ensure that the low end
on the top of the brush is towards the
of the bevel
spring.
Long-Nose
Pliers
10.
Using long-nose pliers, insert spring assembly
be
side brush sliding the spring retaining bracket along
the brush box wall. The spring retaining bracket
hooks on the brush box wall as illustrated in Figure
6-2.
spring retaining bracket is in place, it will be
against the brush box wall when the pliers are re
11. If the
leased.
12. Ensure that the
lustrated in
IMPORTANT: Spring
assembly hooks here.
Figure
13.
6-2. View Of
Spring Assembly
And Brush
in the proper
6-1 and 6-2.
spring is
Figures
position
as
il
Replace and iatch the brush cap.
14. Reconnect power to all
equipment
and
resume
op
eration.
From Armature End Of Motor
SECTION 7- TROUBLESHOOTING
IMPORTANT:
Troubleshooting
this unit for
sons.
Every six months inspect the labels on
legibility. All precautionary labels must be
maintained in a clearly readable state and replaced
when necessary. See Parts List for part numberofpre
cautionary labels.
7-1.
GENERAL
It is assumed that proper installation has been made,
ac
cording to Section 4 of this manual, and that the unit has
been functioning properly until trouble developed.
7-2.
TROUBLESHOOTING CHART
a
WARNING:
ELECTRIC SHOCK
can
kill.
Do not touch live electrical parts.
Shut down unit, welding power source, and
robot, and disconnect input power employing
locko ut/tagging procedures before
Lockout/tagging procedures Consist of padlocking line
disconnect switch in open position, removing fuses from
fuse box, or shutting off and red-tagging circuit breaker
other
disconnecting
device.
performed only
be
qualified per
The following chart is designed to diagnose and provide
remedies for some of the troubles that may develop in
this unit.
Use this chart in conjunction with the instructions in this
manual while performing troubleshooting procedures. If
the trouble is not remedied after performing these proce
dures, the nearest Factory Authorized Service Station
should be contacted. In all cases of equipment malfunc
tion, the manufacturers recommendations should be
strictly followed.
4A
CAUTION:
DISASSEMBLY OF MOTOR
FIELD MAGNETS can result In personal inju
ry and equipment damage.
Limit drive motor
repairs
to brush
replace
ment.
inspecting or
servicing.
or
to be
The field magnets are very strong. If disassembly is at
tempted, injury to fingers and hands may result from a
magnet being drawn back into the motor. The field mag
nets are matched sets and operation may be affected if
the magnets are tampered with. Warranty is void it the
motor is tampered with.
OM-1580
Page
11
Table 7-1.
REMEDY
PROBABLE CAUSE
TROUBLE
Wire Feeds
TroubleshootIng
Obstruction in gun contact tube.
erratically.
Drive motor
plug
not secure to cord
Clear obstruction.
Secure
plug connection.
plug.
Incorrect pressure
on
drive rolls.
Rotate pressure adjustment knob(s)
clockwise in 1/4tum increments until
wire slippage stops. If excess pres
sure is required, check outlet cable
and gun contact tube for obstruc
tions.
Drive roll is too
ing used.
large
for wire size be-
proper size drive roll
Sections 4-3).
Change to
Replacedrive
Dirt in drive roll.
Clean drive roll
tion 6-2.
Incorrect hub tension.
Readjust
Owners
Wire stops
feeding
while
welding.
Drive rolls
Burned out motor
Page
12
servo
light(s).
Check
light(s)
Loose servo
OM-1580
Replace
light
connection
(see Sections4-3).
as
instructed in Sec
hub tension
Manual.
Realign drive
misaligned.
Motor.
Operations Module servo light on,
Program Module display on, motor
servo light(s) off.
roll
Worn drive roll.
(see
rolls
(see
robot
(see Section 4-3).
motor.
and
replace
motor
servo
PL1 and/or PL2.
Secure servo light connection
robot Owners Manual.
(see
SECTION 8- ELECTRICAL DIAGRAMS
PLG2
5
I
+24VDC
1+
(II
PL
2
COMMON
<
(21
PL
~
6
3
4
SHOCK
SENSOR
PLG3
MOTOR POWER
3<
CHASSIS
4<
MOTOR POWER
+8VDC
5<
6
TACH SIGNAL
COMMON
1wvr
th
&K
~CW
MI
~ARD
PCI
TACHOMETER
Circuit Diagram No. SA-1 34 193-A
Diagram
8-1. CircuIt
Diagram
Circuit
DIagram
8-2. Circuit
Diagram
Diagram
No. A-094 456
For Tach Board PCi
OM-1580
Page
13
SECTION 9
OM-1580
Page
14
PARTS LIST
750
27
30
35J~
Include w/Item
36
3~sIncude
SC-134
w/Item
39
25
Asembly
25
Includes Item
40
MaIn
13
9-1.
41
Figure
20
19
3
14
15
41
Includes
13-15
Items
42
1
43
44
51
50 49 48 47 46 45
0
Cu
0 -u (U
(J1
Item
No.
Dia.
Mkgs.
Part
No.
Descnption
Figure 9-1.
046 779
601 925
3
010 224
.
4
085 242
.
5
085 244
6
010 231
7
085 243
8
046 621
9
079 669
10
079634
11
604741
12
046 619
13
079 633
14
604 538
15
079 772
16
134 177
17
075 150
18
010910
19
602 213
20
079 624
21
010 116
22
134 171
PLG2
134 860
134 184
604 571
24
25
PLG1
048 282
079 534
26
092 865
27
134 156
28
080 802
29
049 033
30
134 157
C50
073 739
D50
094934
OC5O
094 268
R50
052 140
R51
039 328
Assembly
DRIVE ASSEMBLY,
1
2
23
Main
.
(consisting of)
SCREW, cap sti hexhd .250-20
PIN, spring CS .187 x 1.000
FASTENER, pinned
WASHER, cupped stl .328 ID x .812 OD
SPRING, cprsn .770 OD x .105 wire
KNOB, adjustment tension
HOUSING, adapter gun/feeder
LEVER, mtg pressure gear
~PIN,hinge
PIN,cotterhair.042x.937
LEVER, mtg pressure gear
FITTING, hose brs barbed nipple 3/l6tbg
WASHER, flat sti sae .312
KNOB, plstc T 1.500lg x .312-18
INSULATOR, drive assy
WASHER, shldr nyl 1.000 OD x .375 ID
.
WASHER,flatstlSAE.375
WASHER, lock stl split .375
SCREW, cap stl hexhd sIt 1kg .375-16 x 2.250
GROMMET, rbr .375 ID x .500 mtg hole
CABLE, shock sensor & lights (consisting of)
HOUSING PLUG & PINS, (consisting of)
TERMINAL, male 1 pin .051d1a20-l6wire
CABLE, port No. 18 4/c (order by ft)
RECEPTACLE w/SOCKETS, (consisting of)
.
.
.
.
.
.
.
049 032
.
007 826
.
1
1
1
1
1
I
1
1
1
1
2
1
1
1
1
4
lft
1
1
1
1
1
1
1
1
.
1
1
110 733
OPTICAL ENCODER, disc
37
049 031
38
134 176
.
1
1
049 030
*115 276
1
.
35
134 858
117 160
2
RESISTOR, C .5W 330 ohm
RESISTOR, CF .25W 1.5K ohm
CABLE, tach 15.000 in
HOUSING, tachometer feedback
36
PL1,2
2
.
CLAMF~ strain relief
CABLE, port No. 183/c (order by ft)
HOUSING PLUG & PINS, (consisting of)
TERMINAL, male 1 pin .O5ldia2O-l6wire
COVER, housing tachometer feedback
39
2
1
.
32
134 184
2
MOTOR, gear (consisting of)
MOTOR, gear 1/8hp 115VDC 2000RPM
SPACER, housing tachometer
CIRCUIT CARD, tachometer (consisting of)
CAPACITOR, cer mono .luf 5OVDC
DIODE,zener5.1V400MW
IC, interface 973N51
049 029
34
2
4
31
PLG3
1
2
TERMINAL, female lskt 14-18 wire
KEY, stl .122/.123 x .750
134 170
33
Quantity
.
SHAFT, extension armature
BRACKET, mtg motor
PILOT LAMP, (consisting of)
BULB, LED red 28V mm bayonet
.
1
2ft
1
6
1
1
1
1
2
1
40
010142
CLAMP,nyl.3l2dia
1
41
053 842
GEAR, spur insulated w/bearing
4
42
079 626
43
605 518
SCREW, mach sti filh 10-32
SCREW, cap stl hexhd .250-20
OM-1580
Page
16
15
4
Item
No.
Dia.
Mkgs.
Part
No.
Description
Figure
44
45
46
47
48
49
50
51
044
602
602
072
000
093
601
602
735
207
241
010
418
664
872
243
9-1. Main
Quantity
Assembly
SCREW, cap sti hexhd .250-28
WASHER, lock sti split .250
WASHER, flat stl SAE .250
WASHER, shldr nyi .437 OD x .316 ID
SCREW, cap stl hexhd sif 1kg .250-20
GEAR, spur insulated drive
NUT, stl hex full fnsh .375-16
WASHER, flat stl .375
2
2
3
2
1
1
1
1
OM-1580
Page
17