Download Illustrated Parts Diagram

CANADIAN PORTABLE FORCED AIR HEATERS
OWNER’S MANUAL
MODELS: BC40, RC40, BC55CT, RC55CT, UKC55CT, BC70ET,
RC70ET, UKC70ET, BC115DT, RC115DT, UKC115DT, BC165DT,
RC165DT AND UKC165DT
HEATER SIZES: 40/55/70/115/165,000 BTU/HR MODELS
H.S.I. SERIES
IMPORTANT: Read and understand this manual before
assembling, starting or servicing heater. Improper use
of heater can cause serious injury. Keep this manual for
future reference.
TABLE OF CONTENTS
Safety Informa ion ............................................... 2
Unpacking ........................................................... 3
Product Identification ........................................... 3
Fuels .................................................................... 4
Ventilation ............................................................ 4
Theory of Operation ............................................ 4
Assembly ............................................................. 5
Operation ............................................................. 6
Operation With Portable Generator ..................... 7
Storing, Transporting or Shipping ........................ 7
Preventative Maintenance Schedule ................... 8
Troubleshooting ................................................... 8
Service Procedures ........................................... 10
Specifications .................................................... 15
Illustrated Parts Breakdown and Parts List ....... 16
Wiring Diagrams ................................................ 25
Accessories ....................................................... 26
Warranty and Repair Service ..............Back Cover
Fill In For Your Records
Model No. ___________________________
(Located on side panel)
Serial No. ____________________________
(Located on fuel tank)
Date of Purchase: _____________________
Save this manual for future reference.
For more information, visit www.desatech.com
SAFETY INFORMATION
WARNING: This product
contains and/or generates
chemicals known to the State
of California to cause cancer or
birth defects or other reproductive harm.
IMPORTANT: Read this owner’s
manual carefully and completely
before trying to assemble,
operate or service this heater.
Improper use of this heater can
cause serious injury or death
from burns, fire, explosion,
electrical shock, and carbon
monoxide poisoning.
DANGER: Carbon monoxide
poisoning may lead to death!
Carbon Monoxide Poisoning: Early signs of
carbon monoxide poisoning resemble the flu, with
headaches, dizziness, and/or nausea. If you have
these signs, the heater may not be working properly.
Get fresh air at once! Have heater serviced. Some
people are more affected by carbon monoxide than
others. These include pregnant women, persons
with heart or lung disease or anemia, those under the
influence of alcohol, and those at high altitudes.
Make certain you read and understand all warnings. Keep this manual for reference. It is your
guide to safe and proper operation of this heater.
1. Use only kerosene, #1#2 diesel/fuel oil, JET A
or JP-8 fuels to avoid risk of fire or explosion.
Never use gasoline, naphtha, paint thinners,
alcohol or other highly flammable fuels.
2. Fueling
a) Personnel involved with fueling shall be
qualified and thoroughly familiar with the
manufacturerʼs instructions and applicable
regulations regarding the safe fueling of
heating units.
b) Only the type of fuel specified on the
heaterʼs data plate shall be used.
c) All flame, including the pilot light, if any,
shall be extinguished and the heater allowed
to cool, prior to fueling.
2
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
d) During fueling, all fuel lines and fuel-line
connections shall be inspected for leaks. Any
leaks shall be repaired prior to returning the
heater to service.
e) At no time shall more than one dayʼs supply
of heater fuel be stored inside a building in
the vicinity of the heater. Bulk fuel storage
shall be outside the structure.
f) All fuel storage shall be located a minimum
of 25 feet (762 cm) from heaters, torches,
welding equipment, and similar sources
of ignition (exception: the fuel reservoir
integral with the heater unit).
g) Whenever possible, fuel storage shall be
confined to areas where floor penetrations
do not permit fuel to drip onto or be ignited
by a fire at lower elevation.
h) Fuel storage shall be in accordance with the
authority having jurisdiction.
Use only the electrical voltage and frequency
specified on model plate.
Heater must be grounded. Use only a properly
grounded three-wire extension cord. Plug into
grounded outlet only.
Use only in areas free of flammable vapors or
high dust content.
Minimum clearance from any combustible
materials: 8 feet (244 cm) from hot air outlet;
4 feet (122 cm) from top; and 4 feet (122 cm)
from sides and inlet.
Locate heater on a stable and level surface
while hot or operating or a fire may occur.
Use only in well-vented areas. Before using
heater, provide at least a three-square-foot
(2800 square cm) opening of fresh, outside air
for each 100,000 Btu/Hr (30 kw) of rating.
Keep children and animals away from heater
at all times.
Never start heater when combustion chamber
is hot or if fuel has accumulated in combustion
chamber.
When used with thermostat, heater may start
at anytime.
When heater is moved or stored, it must be in
a level position or fuel spillage may occur.
Use heater only in accordance with local
ordinances and codes.
Never use gasoline, crankcase drainings,
naphtha, paint thinners, alcohol or other highly
flammable fuels.
Never use heater where gasoline, paint thinner
or other highly flammable vapors are present.
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116170-01A
SAFETY INFORMATION
Continued
16. Never use heater in living or sleeping areas.
17. Never leave a heater plugged in without adult
supervision if children or animals are likely to
be present.
18. Never move, handle, refuel or service a hot,
operating or plugged-in heater.
19. Never attach duct work to front or rear of
heater.
20. Never attach heater to external fuel tank.
21. Heaters used in the vicinity of tarpaulins,
canvas or similar enclosure materials shall be
located a safe distance from such materials.
The recommended minimum safe distance is
10 feet (304.8 cm). It is further recommended
that these enclosure materials be of a fire
retardant nature. These enclosure materials
shall be securely fastened to prevent them
from igniting or from upsetting the heater due
to wind action.
22. Unplug heater when not in use.
23. Never block air inlet (rear) or air outlet (front)
of heater.
Hot Air
Outlet
Fan Guard Thermostat
Knob
Fuel
Tank
Side Cover
Air Filter
Ignition Control
End
Assembly (On ON/OFF Switch
Cover
Inside of Side with Light
Cover)
Fuel Cap/Gauge
Figure 2 - 55/70 Model
Hot Air Outlet
Thermostat Knob
Fuel
Tank
UNPACKING
1. Remove all packing items applied to heater
for shipment.
2. Remove all items from carton.
3. Check items for any shipping damage. If
heater is damaged, promptly inform dealer
where you bought heater.
PRODUCT
IDENTIFICATION
Hot Air
Outlet
Fan Guard
Fuel Cap/
Gauge
Side Cover
Ignition Control
Assembly (On Inside
of Side Cover)
Figure 3 - 115 Model
Hot Air Outlet
Thermostat
Knob
Fuel
Tank
Fan
Guard
ON/OFF Switch
with Light
Fuel Cap/
Gauge
Thermostat Knob
Fan Guard
Fuel
Tank
Side Cover
Side Cover
Air Filter
Ignition Control
End
Assembly (On Inside
Fuel Cap Cover
of Side Cover)
Ignition Control
Assembly (On Inside
of Side Cover)
ON/OFF Switch
with Light
Figure 4 - 165 Model
Figure 1 - 40 Model
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3
FUELS
VENTILATION
WARNING: Use only kerosene, #1/#2 diesel/fuel oil, JET A
or JP-8 fuels to avoid risk of fire or
explosion. Never use gasoline, oil
drained from crankcases, naphtha, paint thinners, alcohol or
other highly flammable fuels.
WARNING: Provide a fresh air
opening of at least three square
feet (2,800 square cm) for each
100,000 Btu/hr rating. Provide
extra fresh air if more heaters
are being used. The minimum
ventilation requirements must
be followed to avoid risks associated with carbon monoxide
poisoning. Make certain these
requirements are met prior to
operating heater.
Use only kerosene, #1/#2 diesel/fuel oil, JET A or
JP-8 fuels. Heavier fuels such as No. 2 fuel oil or No.
2 diesel fuel may also be used but will result in:
• noticeable odor
• additional fuel filter maintenance
• the need for nontoxic, anti-icer additives in very
cold weather
Do not use fuels heavier than No. 2 grade or
heavy oils such as oil drained from crankcases.
These heavy oils will not ignite properly and will
contaminate the heater.
IMPORTANT: Use a KEROSENE ONLY (blue) or
DIESEL ONLY (yellow) storage container. Be sure
storage container is clean. Foreign matter such as rust,
dirt or water will cause the ignition control assembly
to shut down heater. Foreign matter may also require
heaterʼs fuel system to be frequently cleaned.
Example: A 200,000 Btu/Hr (58.6 kw) heater
requires one of the following:
• a two-car garage door [16 feet (4.88 meter)
opening] raised 5 inches (12.7 cm)
• a single-car garage door [9 feet (2.74 meter)
opening] raised 8 inches (20.3 cm)
• two, 30 inch (76.2 cm) windows raised 15 inches
(38.1 cm)
THEORY OF OPERATION
The Fuel System: The air pump forces air through the air line. The air is then pushed through the
nozzle. This air causes fuel to be lifted from the tank. A fine mist of fuel is sprayed into the combustion chamber.
The Air System: The motor turns the fan. The fan pushes air into and around the combustion chamber.
This air is heated and provides a stream of clean, hot air.
The Ignition System: The ignition control assembly provides power to the ignitor. This ignites the
fuel/air mixture in the combustion chamber.
The Flame-Out Control System: This system causes the heater to shut down if the flame goes out.
Combustion Chamber
Ignitor
Fan
Motor
Clean
Heated
Air Out
Air Pump
Air Intake Filter
Cool Air In
Air Output Filter
Fuel
Tank
Fuel
Filter
Nozzle
Air Line
To Burner
Ignition Control
Assembly
Air For Fuel
System
Air For
Fuel
Combustion
And Heating
Figure 5 - Cross Section Operational View
4
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116170-01A
ASSEMBLY
(FOR 115 AND 165 MODELS ONLY)
(FOR 40, 55 AND 70 MODELS ONLY)
These models are furnished with a nose cone
guard. Nose cone guard and mounting screws are
found in the shipping carton.
Tools Needed
• 5/16" nut driver or wrench
1. Place nose cone guard on top of upper shell
flange. Make sure nose cone guard is on hot
air outlet end of heater.
2. Insert screws through nose cone guard and
upper shell flange.
3. Tighten screws firmly.
Nose Cone
Guard
Screw
Hot Air
Outlet
Upper Shell
Flange
These models are furnished with wheels and a
handle. Some models are furnished with a second
handle also. Wheels, handle(s), and the mounting
hardware are found in the shipping carton.
Tools Needed
• Medium Phillips Screwdriver
• 3/8" Open or Adjustable Wrench
• Hammer
1. Slide axle through wheel support frame. Install
wheel spacers if provided. Install wheels on axle.
IMPORTANT: When installing wheels, point
extended hub of wheels toward wheel support
frame (see Figure 7).
2. Place cap nuts on axle ends. Gently tap with
hammer to secure.
3. Place heater on wheel support frame. Line up
holes on fuel tank flange with holes on wheel
support frame. Be sure wheels are mounted
under the air inlet of heater.
4. Place handle(s) on top of fuel tank flange. Insert screws through handle(s), fuel tank flange,
and wheel support frame. Attach nut finger
tight after each screw is inserted. If only one
handle is provided, be sure to mount handle
over outlet end of heater.
5. After all screws are inserted, tighten nuts
firmly.
Cord Cleat with Bolts
Handle
and Nuts (If provided)
Handle (If
provided)
Figure 6 - Nose Cone Guard Assembly,
40/55/70 Models Only
Screw
Hot Air
Outlet
Air
Inlet
Fuel
Tank
Flange
Wheel Support
Frame
Nut
Axle
Cap Nut
Wheel
Wheel Spacer
(If Provided)
Extended
Hub
Figure 7 - Wheel and Handle Assembly,
115/165 Models Only
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5
OPERATION
TO STOP HEATER
IMPORTANT: Review and understand the warnings in the Safety
Information section, page 2.
They are needed to safely operate this heater. Follow all local
ordinances and codes when
using this heater.
TO START HEATER
1. Follow all ventilation and safety information.
2. Locate heater to provide maximum circulation
of the heated air. Follow all location requirements noted in Safety Information, page 2.
3. Fill fuel tank with kerosene, #1#2 diesel/fuel
oil, JET A or JP-8 fuel.
4. Attach fuel cap.
5. For thermostat models, turn thermostat knob
clockwise to the high position.
6. Plug heaterʼs power cord into approved,
grounded, three-wire extension cord. Extension
cord must be at least six feet (1.8 meters) long.
Extension Cord Size Requirement
6 to 10 feet (1.8 to 3 meters) long, use 18 AWG
(0.75 mm2) rated cord
11 to 100 feet (3.3 to 30.5 meters) long, use
16 AWG (1.0 mm2) rated cord
101 to 200 feet (30.8 to 61 meters) long, use
14 AWG (1.5 mm2) rated cord
7. Plug extension cord into standard 120 volt/60
hertz, 3-prong grounded outlet. Note: For
heater without ON/OFF switch, ignitor will
preheat for five seconds, then heater will
start.
Note: For heater with ON/OFF switch, push
switch to ON(|) position and heater should
start in 5 seconds. If heater does not start, see
Troubleshooting, page 9.
8. For thermostat models, adjust thermostat knob
to the desired setting. Note: A cold heater may
affect the thermostat setting. This thermostat is
a general-heating control. It is not intended for
precise temperature control. Adjust thermostat
until heater cycles at the desired setting.
6
Without ON/OFF Switch
Unplug extension cord from outlet.
With ON/OFF Switch
Push ON/OFF switch to OFF (O) position. Unplug
heater when not in use.
TO RESTART HEATER
Without ON/OFF Switch
1. Unplug extension cord from outlet and wait
10 seconds. (Wait two minutes if heater has
been running.)
2. Repeat steps under To Start Heater.
With ON/OFF Switch
1. Push ON/OFF switch to OFF (O) position and
wait 10 seconds (2 minutes if heater has been
running).
2. Repeat steps under To Start Heater.
ON/OFF
Switch with
Light
Figure 8 - ON/OFF Switch, 55/70 Models
ON/OFF
Switch with
Light
Figure 9 - ON/OFF Switch, 115/165
Models
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116170-01A
OPERATION WITH
PORTABLE GENERATOR
WARNING: Before operating
heater or any appliance from a
portable generator, verify that
generator has been properly connected to earth ground. Improper
grounding or failure to ground
generator can result in electrocution if a ground fault occurs.
Refer to owner’s manual supplied
by generator manufacturer for
proper grounding procedures.
The operating voltage range of the heater is 108 to
132 Volts (120 Volts +/- 10%). Prior to plugging
heater into generator the output voltage should
be verified (if generator is equipped with the automatic idle feature, the output voltage should be
measured with the generator running at full speed).
If the voltage does not measure in this range the
heater should not be plugged into the generator.
Refer to Operation, page 6, for starting, stopping,
and resetting heater procedures.
Alternator
STORING,
TRANSPORTING OR
SHIPPING
Note: If shipping, transport companies require
fuel tanks to be empty.
1. Drain fuel tank. Note: Some models have
drain plug on underside of fuel tank. If so, remove drain plug to drain all fuel. If heater does
not have drain plug, drain fuel through fuel cap
opening. Be sure all fuel is removed.
2. Replace drain plug if provided.
3. If any debris is noted in old fuel, add 1 or 2
quarts of clean kerosene to tank, stir, and drain
again. This will prevent excess debris from
clogging filters during future use.
4. Replace fuel cap or drain plug. Properly dispose of old and dirty fuel. Check with local
automotive service stations that recycle oil.
5. If storing, store heater in dry place. Make sure
storage place is free of dust and corrosive
fumes.
IMPORTANT: Do not store kerosene over summer
months for use during next heating season. Using
old fuel could damage heater.
Ground Lug
Copper
or Brass
Grounding
Point
Ground Wire (#10
AWG - StrandedCopper)
Figure 10 - Typical Generator Grounding
Method (Generator construction may
vary from that shown)
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7
PREVENTATIVE MAINTENANCE SCHEDULE
WARNING: Never service heater while it is plugged in, operating
or hot. Severe burns and electrical shock can occur.
Item
How Often
Fuel tank
Flush every 150-200 hours of operation See Storing, Transporting, or
Shipping, page 7
or as needed
How To
Air output and lint filters Replace every 500 hours of operation See Air Output, Air Intake, and
Lint Filters, page 10
or once a year
Air intake filter
Wash and dry with soap and water every See Air Output, Air Intake, and
Lint Filters, page 10
500 hours of operation or as needed
Fuel filter
Clean twice a heating season or as See Fuel Filter, page 11
needed
Ignitor
No maintenance required
Fan blades
Clean every season or as needed
Motor
Not required/permanently lubricated
See Fan, page 10
TROUBLESHOOTING
WARNING: Never service heater while it is plugged in, operating
or hot. Severe burns and electrical shock can occur.
FAULT CONDITION
POSSIBLE CAUSE
REMEDY
Motor does not start five seconds 1. No power to heater
1. Check circuit breaker in elecafter heater is plugged in
trical panel
2. ON/OFF switch not in the 2. Verify the ON/OFF switch is in
ON(|) position
ON (|) position and light is on
3. Thermostat setting is too low 3. Turn thermostat knob to a
higher setting
WARNING: High voltage!
4. Bad electrical connection be- 4. Check all electrical connectween motor and ignition contions. See Wiring Diagrams,
trol assembly or ignition control
page 25
assembly and power cord
5. If fan does not turn freely, see
5. Binding pump rotor
Pump Rotor, page 14
6. Defective ignition control as- 6 Replace ignition control assembly
sembly
7. Defective motor
7. Replace motor
8. Blown fuse or ignitor control 8. See Ignition Control Assembly,
assembly
page 15
8
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116170-01A
TROUBLESHOOTING
Continued
FAULT CONDITION
POSSIBLE CAUSE
REMEDY
Motor starts and runs but heater
does not ignite
1. No fuel in tank
2. Pump pressure incorrect
1. Fill tank with kerosene
2. See Pump Pressure Adjustment, page 11
3. See Fuel Filter, page 11
4. See Nozzle Assembly, page 13
5. Drain and flush fuel tank with
clean kerosene. See Storing,
Transporting or Shipping,
page 7
3. Dirty fuel filter
4. Obstruction in nozzle
5. Water in fuel tank
WARNING: High voltage!
Heater ignites but ignition control assembly shuts heater off
after a short period of time
6. Bad electrical connection
between ignitor and ignition
control assembly
7. Defective ignitor
8. Defective ignition control
assembly
6. Check electrical connections.
See Wiring Diagrams, page 25
1. Pump pressure incorrect
1. See Pump Pressure Adjustment, page 11
2. See Air Output, Air Intake, and
Lint Filters, page 10
3. See Fuel Filter, page 11
4. See Nozzle Assembly, page 13
5. Make sure photocell boot is
properly seated in bracket
6. Clean photocell lens
2. Dirty air intake, air output,
and/or lint filter
3. Dirty fuel filter
4. Obstruction in nozzle
5. Photocell assembly not properly
installed (not seeing the flame)
6. Dirty photocell lens
7. Replace ignitor, see page 12
8. Replace ignition control assembly
WARNING: High voltage!
7. Bad electrical connection
between photocell and ignition
control assembly
8. Defective photocell
9. Defective ignition control assembly
116170-01A
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7. Check electrical connections.
See Wiring Diagrams, page 25
8. Replace photocell
9. Replace ignition control assembly
9
SERVICE PROCEDURES
WARNING: To avoid risk of
burn and electrical shock, never
attempt to service heater while it
is plugged in, operating or hot.
UPPER SHELL REMOVAL
1. Remove screws along each side of heater using
5/16" nut-driver. These screws attach upper and
lower shells together. See Figure 11 or 12.
2. Lift upper shell off.
3. Remove fan guard.
Screw
4. Clean fan using a soft cloth moistened with
kerosene or solvent.
5. Dry fan thoroughly.
6. Replace fan on motor shaft. Place fan hub flush
with end of motor shaft (see Figure 14).
7. Place setscrew on flat of shaft. Tighten setscrew
firmly (40-50 inch-pounds/4.5-5.6 n-m).
8. Replace fan guard and upper shell.
Fan
Setscrew
Upper Shell
Fan Guard
Motor Shaft
Figure 13 - Fan, Motor Shaft, and
Setscrew Location
Fan
Motor Setscrew
Figure 11 - Upper Shell Removal,
40/55/70 Models Only
Flush
Screw
Upper Shell
Motor
Shaft
Figure 14 - Fan Cross Section
AIR OUTPUT, AIR INTAKE AND LINT
FILTERS
Fan Guard
Figure 12 - Upper Shell Removal,
115/165 Models Only
1. Remove upper shell (see Figure 11 or 12).
2. Remove filter end cover screws using 5/16" nutdriver (see Figure 15 or Figure 16, page 11).
3. Remove filter end cover.
4. Replace air output and lint filters.
5. Wash or replace air intake filter (see Preventative Maintenance Schedule, page 8).
FAN
IMPORTANT: Remove fan from motor shaft
before removing motor from heater. The weight
of the motor resting on the fan could damage the
fan pitch (see Figure 13).
1. Remove upper shell (see Figure 11 or 12).
2. Use 1/8" allen wrench to loosen setscrew
which holds fan to motor shaft.
3. Slip fan off motor shaft.
10
Air Intake Filter
Filter End
Cover
Lint Filter
Air Output Filter
Figure 15 - Air Output, Air Intake, and
Lint Filters, 40/55/70 Models Only
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116170-01A
SERVICE PROCEDURES
Continued
6. Replace filter end cover.
7. Replace fan guard and upper shell.
IMPORTANT: Do not oil filters.
Air Intake Filter
Filter
End
Cover
Lint Filter
Air Output Filter
Figure 16 - Air Output, Air Intake, and
Lint Filters, 115/165 Models Only
FUEL FILTER
1. Remove side cover screws using 5/16" nutdriver.
2. Remove side cover.
3. Pull upper fuel line off fuel filter neck (see
Figure 19 or 20).
4. Carefully pry bushing, fuel filter, and lower
fuel line (115/165 Models only) out of fuel
tank (see Figure 20).
5. Wash fuel filter with clean fuel and replace in
tank.
6. Attach upper fuel line to fuel filter neck.
7. Replace side cover.
Fuel Filter and
Bushing
Upper Fuel Line
PUMP PRESSURE ADJUSTMENT
1. Remove pressure gauge plug from filter end
cover (see Figure 17).
2. Install accessory pressure gauge (part number
HA1180).
3. Start heater (see Operation, page 6). Allow
motor to reach full speed.
4. Adjust pressure. Turn relief valve to right to
increase pressure. Turn relief valve to left to
decrease pressure. See specifications correct
pressure for each model (see Figure 18).
5. Remove pressure gauge. Replace pressure
gauge plug in filter end cover.
Pressure
Gauge
Plug
40
55
70
115
165
3.0 PSI
3.4 PSI
4.7 PSI
5.1 PSI
5.6 PSI
Figure 19 - Fuel Filter Removal,
40/55/70 Models
Fuel Filter, Bushing,
and Lower Fuel Line
Relief
Valve
Figure 17 - Pressure Gauge Plug
Removal (70 Model Shown)
Pump
Model Pressure
Side Cover
Side
Cover
Pressure
Gauge
Upper Fuel Line
Figure 20 - Fuel Filter Removal,
115/165 Models
Figure 18 - Adjusting Pump Pressure
(70 Model Shown)
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11
SERVICE PROCEDURES
Continued
IGNITOR
1. Remove upper shell and fan guard (See Upper
Shell Removal, page 10).
2. Remove fan (see page 10).
3. Remove 4 side cover screws with a 5/16" nut
driver. Remove side cover (see Figures 19 or
20, page 11).
4. Disconnect ignitor wires from ignition control
assembly (see Figure 21). Pull the ignitor
wires up through the hole in the lower shell.
5. Disconnect fuel line hose and air line hose.
Remove photocell from photocell bracket (see
Figure 21).
6. Remove combustion chamber. Stand combustion chamber on end with nozzle adapter
bracket on top (see Figure 22).
7. Remove ignitor screw with a 1/4" nut driver.
Carefully remove ignitor from nozzle adapter
bracket.
CAUTION: Do not bend or
strike ignitor element. Handle
with care.
8. Carefully remove replacement ignitor from
packing.
9. Carefully guide ignitor into opening in nozzle
adapter bracket. Do not strike ignitor element.
Attach ignitor to nozzle adapter bracket with
screw using a 1/4" nut driver (see Figure 23).
Torque .90 to 1.69 N-m (8 to 15 in-lbs) Do not
over torque.
10. Replace combustion chamber.
11. Route the ignitor wires back down through the
hole in the lower shell. Connect wires to the
ignition control assembly (see Figure 22).
12. Replace side cover (see Figures 19 or 20,
page 11).
13. Connect and route fuel line hose and air line
hose to nozzle adapter assembly. See Fuel and
Air Line Replacement and Proper Routing,
page 14.
14. Replace photocell in photocell bracket. Route
wires as shown in either (see Figure 23 or
Figure 24, page 13).
15. Replace fan (see page 10).
16. Replace fan guard and upper shell (see
page 10).
12
Combustion
Chamber
Air Line
Hose
Nozzle
Adapter
Bracket
Ignitor
Fuel
Line
Hose
Ignitor
Wire
Photocell
Bracket
Photocell
Assembly
Ignition
Control
Assembly
Side Cover
Figure 21 - Disconnecting Ignitor Wires
from Ignition Control Assembly
Ignitor Screw/
Washer Assembly
Ignitor
Photocell
Bracket
Ignitor
Element
Nozzle
Adapter
Bracket
Combustion
Chamber
Nozzle Adapter
Bracket Opening
Figure 22 - Ignitor Replacement
Combustion
Chamber
Nozzle
Adapter
Bracket
Photocell
Bracket
Air Line
Hose
Nozzle/
Adapter
Assembly
Fuel Line Hose
Figure 23 - Removing Air and Fuel Line
Hoses (40/55/70 Models Only)
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116170-01A
SERVICE PROCEDURES
Continued
Combustion
Chamber
Nozzle
Adapter
Bracket
Air Line
Hose
Nozzle/
Adapter
Assembly
11. Attach fuel and airline hoses to nozzle assembly. See Fuel and Air Line Replacement
and Proper Routing, page 14.
12. Replace fan (see Fan, page 10).
13. Replace fan guard and upper shell (see Upper
Shell Removal, page 10).
Combustion
Chamber
Nozzle/
Adapter
Assembly
Fuel
Line
Hose
Photocell
Bracket
Figure 24 - Removing Air and Fuel Line
Hoses (115/165 Models Only)
Figure 25 - Removing Nozzle/Adapter
Assembly
NOZZLE ASSEMBLY
1. Remove upper shell (see Upper Shell Removal, page 10).
2. Remove fan (see Fan, page 10).
3. Remove fuel and air line hoses from nozzle assembly (see Figure 23, page 12 or Figure 24).
4. Turn nozzle assembly 1/4 turn to left and pull
toward motor to remove (see Figure 25).
5. Place plastic hex-body into vise and lightly
tighten.
6. Carefully remove nozzle from the nozzle adapter
using 5/8" socket wrench (see Figure 26).
7. Blow compressed air through face of nozzle.
This will free any dirt in nozzle area.
8. Inspect nozzle sleeve for damage.
9. Replace nozzle into nozzle adapter until
nozzle seats. Tighten 1/3 turn more using 5/8"
socket wrench 4.5 to 5.1 N-m (40 to 45 in-lbs).
See Figure 26.
10. Attach nozzle assembly to burner strap (see
Figure 25).
116170-01A
Nozzle Face
Nozzle Sleeve
Nozzle
Nozzle Adapter
Air Line
Fitting
Fuel Line Fitting
Figure 26 - Nozzle and Nozzle Adapter
www.desatech.com
13
SERVICE PROCEDURES
Continued
FUEL AND AIR LINE REPLACEMENT
AND PROPER ROUTING
1. Remove upper shell (see Upper Shell Removal, page 10).
2. Remove side cover screws using 5/16" nut
driver (see Figure 19 or 20, page 11).
3. Remove side cover.
4. Inspect fuel and air line hoses for cracks and/or
holes. If fuel line hose is damaged, disconnect
from nozzle adapter (see Figure 23 or 24) and
from fuel filter (see Fuel Filter, page 11). If air
line hose is damaged, disconnect from nozzle
adapter (see Figure 23, page 12 or Figure 24,
page 13) and from barb fitting on pump end
cover (see Figure 27).
5. Install new air and/or fuel line. Attach one
end of air line hose to barb fitting on pump
end cover (see Figure 27) and the other end
to nozzle adapter (see Figure 23, page 12 or
Figure 24, page 13). Attach one end of fuel
line hose to fuel filter (see Fuel Filter, page
11) and the other end to nozzle adapter (see
Figure 23, page 12 or Figure 24, page 13).
Note: Route hoses as shown in Figure 23, page
12 or Figure 24, page 13, according to model.
Hoses are not to touch photocell bracket.
6. Replace side cover.
7. Replace upper shell and fan guard (see Upper
Shell Removal, page 10).
Pump End Cover
PUMP ROTOR
(Procedure if Rotor is Binding)
1. Remove upper shell (see Upper Shell Removal, page 10).
2. Remove filter end cover screws using 5/16"
nut driver (see Figure 28 or 29).
3. Remove filter end cover and air filters.
4. Remove pump plate screws using 5/16"
nut-driver.
5. Remove pump plate.
6. Remove rotor, insert, and blades (see Figure
28 or 29).
7. Check for debris in pump. If debris is found,
blow out with compressed air.
8. Install insert and rotor.
9. Check gap on rotor. Adjust to .076/.101 mm
(.003"/.004") if needed (see Figure 30, page 15).
Note: Rotate rotor one full turn to ensure the
gap is .076/.101 mm (.003"/.004") at tightest
position. Adjust if needed.
10. Install blades, pump plate, air filters, and filter
end cover.
11. Replace fan guard and upper shell (see Upper
Shell Removal, page 10).
12. Adjust pump pressure (see Pump Pressure
Adjustment, page 11).
Blade
Barb Fitting
Insert
Barb
Fitting
Rotor
Air Output Filter
Figure 28 - Rotor Location, 40/55/70
Models
Air Hose
40/55/70 Models
Air Intake
Pump Filter
Plate
Filter
End
Cover
Blade
Pump Plate
115/165 Models
Figure 27 - Air Hose to Barb Fitting
Air
Intake
Filter
Insert
Rotor
Air Output Filter
Filter End Cover
Figure 29 - Rotor Location, 115/165
Models
14
www.desatech.com
116170-01A
SERVICE PROCEDURES
Continued
13.
14.
15.
16.
Note: If rotor is still binding, proceed as
follows.
Perform steps 1 through 6.
Place fine grade sandpaper (600 grit) on flat
surface. Sand rotor lightly in “figure 8” motion
four times (see Figure 31).
Reinstall insert and rotor.
Perform steps 10 through 12.
Gap Adjusting Screw
Blade
.003"/.004"
(.076-.101 mm)
Gap Measured
With Feeler
Gauge
IGNITION CONTROL ASSEMBLY
WARNING: High voltage!
1. Unplug heater.
2. Remove side cover screws (4) using 5/16" nutdriver to expose ignition control assembly.
3. Remove fuse cover (see Figure 32).
4. Remove fuse from fuse clips (see Figure 32).
5. Replace fuse with fuse of the same type and
rating (GMA-10). Do not substitute a fuse
with a higher current rating.
6. Replace fuse cover (see Figure 32).
7. Replace side cover (see Figures 19 or 20,
page 11).
Fuse Clips
Rotor
Fuse
Cover
Fuse
Gap Adjusting Screw
Figure 30 - Gap Adjusting Screw
Locations
Figure 32 - Replacing Fuse
Sandpaper
Figure 31 - Sanding Rotor
SPECIFICATIONS
165
115
70
55
40
Model Size
115,000 165,000
70,000
55,000
40,000
Output Rating (Btu/Hr)
Use only kerosene, #1/#2 diesel/fuel oil, JET A or JP-8 fuels*
Fuel
Fuel Tank Capacity
13.5/51
9/34
5/18.9
5/18.9
3/11.3
(U.S. Gal./Liters)
Fuel Consumption
.44/1.67 .52/1.97 .85/3.00 1.2/4.54
.3/1.14
(Gal. Per Hr/Liters Per Hr)
5.6
5.1
4.7
3.4
3.0
Pump Pressure (psi)
120 V/60 HZ (Same All Models)
Electric Requirements
3.6
3.6
2.8
2.0
2.0
Amperage (Normal Run)
3440
3440
3440
1725
1725
Motor RPM
575
490
360
180
170
Hot Air Output (CFM)
65/29.5
35/15.9 54/24.5
32/14.5 35/15.9
Shipping Weight
(Approximate lbs./kg)
55/25
46/21
30/14
Heater Weight without Fuel 28/12.2 30/14
(Approximate lbs./kg)
* Use of #2 diesel & fuel oil will result in noticeable odor and could require additional fuel filter maintenance. Use in extreme cold temperatures may require nontoxic anti-icer additives.
116170-01A
www.desatech.com
15
ILLUSTRATED PARTS BREAKDOWN
MODELS BC40 AND RC40
31
4
37
1
2
5
9-1
36
9-2 9-6
9-5
3
7
8
6
11
9
9-4
21
10
9-3
12
18
13
20
22
16
23
24
28
25
26
30
27
29
35
34
19
33
15
14
17
32
16
www.desatech.com
116170-01A
PARTS LIST
MODELS BC40 AND RC40
This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct
model and serial numbers (from the model plate), then the part number and description of the desired part.
KEY
NO.
PART
NUMBER
DESCRIPTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
M51104-01
098511-67
M11084-29
108631-01
098512-58
M10908-2
103154-03
M16656-24
(see page 22)
M11084-26
103684-01
(see page 22)
M51105-01
098219-38
M11143-1
NTC-4C
M11084-26
M50631
097461-09
101205-01
M30865-02
M11271-8
M50104-02
M11084-26
M10908-14
098511-234
M50814-06
079973-01
M50876-04
M10990-3
079532-01
102349-01
104068-02
097702-01
108088-01
M51108-01
M15823-27
Handle
Upper Shell (Service Part Will Be Black)
Screw, #10-16 x 3/4"
Screw, #10-16 x 1"
Combustion Chamber
Screw, #6-32 x 3/8"
Photocell Bracket
Photocell Assembly
Burner Head Assembly
Screw, #10-16 x 3/8"
Fan
Motor
Fan Guard
Power Cord
Strain Relief Bushing
Hex Lock Nut, 1/4-20
Screw, #10-16 x 3/8"
Rubber Bumper
Side Cover
Motor Bracket
Bushing
Clip Nut
Bushing
Screw, #10-16 x 3/8"
Screw, #8-32 x 3/8"
Lower Shell (Service Part will be Black)
Rubber Airline
Fuel Line
Fuel Filter with bushing
Rubber Bushing
Guard, Nose Cone
PCB Support
Ignition Control Assembly
Fuel Cap (Includes Gasket)
Fuel Tank
Shell Heat-Shield
Screw, #10-16 x 1/2"
QTY.
1
1
2
2
1
2
1
1
1
2
1
1
1
1
1
2
4
2
1
1
2
6
1
6
1
1
1
1
1
1
1
5
1
1
1
1
4
PARTS AVAILABLE - NOT SHOWN
103814-01
105550-01
105550-02
116170-01A
Wire Tie
Warning/Maintenance Decal
Warning/Maintenance Decal
www.desatech.com
1
1
1
17
ILLUSTRATED PARTS BREAKDOWN
MODELS BC55CT, RC55CT, UKC55CT, BC70ET, RC70ET AND UKC70ET
42
4
41
1
2
5
35
3
9
7
6
11
8
21
10
18
20
12
13
22
16
23
24
28
25
26
27
30
34
29
38
39
37
33
36
19
17
15
31
18
32
www.desatech.com
14
40
116170-01A
PARTS LIST
MODELS BC55CT, RC55CT, UKC55CT, BC70ET, RC70ET AND UKC70ET
This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct
model and serial numbers (from the model plate), then the part number and description of the desired part.
KEY
NO.
PART
NUMBER
1
2
3
4
5
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
M51104-01
098511-67
M11084-29
108631-01
098512-50
098512-51
M10908-2
103154-03
M16656-24
(see page 22)
M11084-26
103684-01
M29678
(see page 22)
M51105-01
113065-01
M11143-1
NTC-4C
M11084-26
M50631
097461-16
101205-01
M50104-06
M11271-8
M50104-02
M11084-26
M10908-14
098511-234
M50814-06
079973-01
M50876-05
M10990-3
102349-01
104068-02
113280-01
34
35
36
37
38
39
40
41
42
113279-01
M51108-01
104458-01
M12461-18
104460-01
WLE-2
113461-01
M15823-27
079532-01
6
7
8
9
10
11
DESCRIPTION
Handle
Upper Shell (Service Part Will Be Black)
Screw, #10-16 x 3/4"
Screw, #10-16 x 1"
Combustion Chamber (55)
Combustion Chamber (70)
Screw, #6-32 x 3/8"
Photocell Bracket
Photocell Assembly
Burner Head Assembly
Screw, #10-16 x 3/8"
Fan (55)
Fan (70)
Motor and Pump Assembly
Fan Guard
Power Cord
Strain Relief Bushing
Hex Lock Nut, 1/4-20
Screw, #10-16 x 3/8"
Rubber Bumper
Side Cover
Motor Bracket
Bushing
Clip Nut
Bushing
Screw, #10-16 x 3/8"
Screw, #8-32 x 3/8"
Lower Shell (Service Part Will Be Black)
Rubber Airline
Fuel Line
Fuel Filter with bushing
Rubber Bushing
PCB Support
Ignition Control Assembly
Fuel Cap w/ Gauge (includes Gasket)
(Use with Fuel Tank 113279-01)
Fuel Tank (Plastic Filler Neck)
Shell Heat-Shield
Thermostat
Screw, #8-32 x 7/8"
Thermostat Knob
Lock Washer, EXT #8
ON/OFF Switch
Screw #10-16 x 1/2"
Nose Cone Guard
QTY.
1
1
2
2
1
1
2
1
1
1
2
1
1
1
1
1
1
2
8
2
2
1
1
6
1
6
1
1
1
1
1
1
5
1
1
1
1
1
1
1
1
1
4
1
PARTS AVAILABLE - NOT SHOWN
103814-01
M9900-170
079010-46
116170-01A
Wire Tie (For Ignition Control Assembly)
Wire Assembly
(Thermostat to Ignition Control Assembly)
Wire Assembly (Connects Switch to Thermostat
or Ignition Control)
www.desatech.com
1
1
1
19
ILLUSTRATED PARTS BREAKDOWN
MODELS
BC115DT, RC115DT, UKC115DT, BC165DT, RC165DT AND UKC165DT
2
1
3
9
7
10
5
4
16
6
8
11
19
23
24
12
28
15
25
18
26
20
22
31
27
29
21
30
37
39
13
38
14
35
33
34
14
36
32
20
17
www.desatech.com
40
116170-01A
PARTS LIST
MODELS BC115DT, RC115DT, UKC115DT, BC165DT, RC165DT AND UKC165DT
This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct
model and serial numbers (from the model plate), then the part number and description of the desired part.
KEY PART
NO. NUMBER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
098511-292
M15823-27
098512-71
098512-75
103154-05
M16660-02
M10908-2
M16656-24
(See page 22)
M11084-26
097293-01
102042-01
(See page 23)
M50631
101206-01
M12461-18
104068-02
NTC-4C
111037-01
M27417
107878-02
M51345-06
106896-01
M51151-01
M51151-02
M10990-3
M50814-03
098511-293
M50104-06
M50104-01
M11084-26
M11271-8
M10908-14
113279-02
113279-03
113280-02
113280-03
102349-01
M11143-1
113065-01
M51077-18
M11084-26
104460-01
104458-01
WLE-2
113461-01
103814-01
M9900-77
079010-46
116170-01A
DESCRIPTION
Upper Shell (Service Part Will Be Black)
Screw, #10-16 x 1/2"
Combustion Chamber (115)
Combustion Chamber (165)
Photocell Bracket (115)
Photocell Bracket (165)
Screw, #6-32 x 3/8"
Photocell Assembly
Burner Head Assembly
Screw, #10-16 x 3/8"
Fan (115)
Fan (165)
Motor and Pump Assembly
Rubber Bumper
Motor Mounting Bracket
Screw, #8-32 x 7/8"
Ignition Control Assembly
Hex Lock Nut, 1/4-20
Fan Guard
Drain Plug (Includes “o” Ring)
Button Plug
Fuel Line
Fuel Filter
Fuel Line Tube (115)
Fuel Line Tube (165)
Rubber Bushing
Airline
Lower Shell (Service Part Will Be Black)
Bushing
Bushing
Screw, #10-16 x 3/8"
Clip Nut
Screw, #8-32 x 3/8"
Fuel Tank 115
Fuel Tank 165
Fuel Cap w/ Gauge (includes Gasket) 115
Fuel Cap w/ Gauge (includes Gasket) 165
P.C. Board Support
Strain Relief Bushing
Power Cord
Side Cover
Screw, #10-16 x 3/8"
Thermostat Knob
Thermostat
Lock Washer, EXT #8
ON/OFF Switch with Light
Wire Tie (Not Shown - Groups wires connected to Ignition
Control Assembly)
Wire (Not Shown - Connects T-stat to Ignition Control Assembly)
Wire (Not Shown - Connects ON/OFF Switch to Ignition
Control Assembly or Thermostat if Equipped)
www.desatech.com
QTY.
1
8
1
1
1
1
2
1
1
2
1
1
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
6
8
1
1
1
1
1
5
1
1
2
8
1
1
1
1
1
1
1
21
ILLUSTRATED PARTS BREAKDOWN
BURNER HEAD ASSEMBLY
KEY PART
NO. NUMBER
1
1
6
3
2
2
3
4
5
4
5
DESCRIPTION
HA3006
HA3024
HA3026
HA3027
HA3028
HA1000
M10908-75
102336-01
104056-01
104054-01
103347-01
6
QTY.
Nozzle Assembly (40)
Nozzle Assembly (55)
Nozzle Assembly (70)
Nozzle Assembly (115)
Nozzle Assembly (165)
Ignitor Kit
Screw, #6-32 x 7/8"
Nozzle Adapter Bracket
Nozzle Adapter (40)
Nozzle Adapter (55/70/115/165)
Washer
1
1
1
1
1
1
1
1
1
1
1
MOTOR AND PUMP ASSEMBLY MODELS
BC40, RC40, BC55CT, RC55CT, UKC55CT, BC70ET, RC70ET AND UKC70ET
1
2
3
4
5
6
18
14
7
17
16
KEY PART
NO. NUMBER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
22
102001-01
102001-20
079975-02
079975-03
M22009*, **
M22456-1*
M22456-2**
M29608
M29632***
M29633***
M29609
M12461-31
M27694 ∞
M10993-1 ∞
M22997 ∞
M8940 ∞
M29612-01***
M12461-31
M12461-32
103676-01
M8643*
M8643-2**
FHPF3-5C
FHPF3-6C
8
9
DESCRIPTION
QTY.
Motor (40/55)
Motor (70)
Pump Body (40/70)
Pump Body (55)
Insert
Rotor (40 & 70)
Rotor (55)
Pump End Cover
Lint Filter
Intake Filter
Filter End Cover
Screw, #10-32 x 1"
Adjusting Screw
Pressure Relief Spring
Plug
Steel Ball, 1/4" Diameter
Output Filter
Screw, #10-32 x 1" (40/70)
Screw, #10-32 x 1 1/8" (55)
Nylon Elbow, 90°
Blade (40/70)
Blade (55)
Screw (40/70)
Screw (55)
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
6
6
1
4
4
2
2
15
10
13
12
11
*
Included in Rotor Kit (Part
No. HA3004)
** Included in Rotor Kit (Part
No. HA3005)
*** Included in Filter Kit (Part
No. HA3014)
∞ Included in Pump
Adjustment Kit (Part No.
HA3020)
www.desatech.com
116170-01A
ILLUSTRATED PARTS BREAKDOWN
MODELS BC115DT, RC115DT, UKC115DT, BC165DT, RC165DT AND UKC165DT
1
2
3
4
5
6
7
17
8
16
15
9
13
10
14
13
KEY
NO.
PART
NUMBER
DESCRIPTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
102001-30
079975-02
FHPF3-5C
M22009**
M22456-1**
M50545
M12179**
M16545
M8940**
M10993-1**
M27694**
M22997**
M12461-31
M12244-1**
M11637**
M50820-02
M8643**
Motor
Pump Body
Screw, #10-32 x 5/8"
Rotor Insert
Pump Rotor
Pump End Cover
Intake Filter
Filter End Cover
Steel Ball, 1/4" Diameter
Relief Spring
Adjusting Screw
Plug
Screw, #10-32 x 1"
Output Filter
Lint Filter
Barb Fitting
Blade
12
11
QTY.
1
1
2
1
1
1
1
1
1
1
1
1
10
1
1
1
4
** Included in Rotor Kit (Part No. HA3004)
116170-01A
www.desatech.com
23
ILLUSTRATED PARTS BREAKDOWN
WHEELS AND HANDLE PARTS LIST
1
2
10
10
3
4
6
5
7
8
9
KEY
PART NUMBER
NO. 115 MODELS 165 MODELS DESCRIPTION
1
2
3
4
5
6
079998-02
M51334-02
M12345-33
M12342-3
NTC-3BZ
107426-01
—
7
8
9
10
24
M28526
M51015-01
—
113193-01
099614-01
099614-02
M12345-33
M12831-5
NTC-3BZ
—
113326-01
M28526
M16801-5
113497-01
113193-01
QTY.
Handle, Front
Handle, Rear (if provided)
Screw, #10-24 x 1 3/4"
Wheel Support Frame
Hex Nut, #10-24
Wheel Kit (115)
(Contains 2 Black Wheels and Cap Nuts)
Pneumatic Wheel Kit (165)
(Contains 2 Black Wheels, Cap Nuts, & Spacers)
Cap Nut
Axle
Wheel Spacer (165 only)
Cord Cleat Kit (if provided)
(Contains 2 Cleats, 4 Nuts and 4 Bolts)
www.desatech.com
1
1
8
1
8
1
1
2
1
2
1
116170-01A
Photocell
Blue
Photocell
Blue
Photocell
White
Ignitor
Green
White
Motor Return
Power Plug
120V/60Hz
Green Motor
120V (L1)
Red
Black
Motor
Ignitor
Black
AC Neutral (L2)
Yellow
Ignition Control Assembly
WIRING DIAGRAMS
Thermostat
Ignitor
Yellow
Photocell
Blue
Photocell
Blue
Photocell
White
Ignitor
Motor Return
AC Neutral (L2)
Green
White
Green Motor
120V (L1)
Motor
Ignitor
Black
2
Yellow
Ign t on Contro Assemb y
(40 Models)
Red
Black
Yellow
1
Power Plug
120V/60Hz
3
ON/OFF Switch
Black
with Light
Thermostat
Ignitor
(55/70/115/155/165 Models)
Figure 33 - Wiring Diagrams
116170-01A
www.desatech.com
25
ACCESSORIES
Heater accessories and parts are available at your
local dealer. Should your dealer not stock or is unable to order a particular accessory or part, please
contact DESA Industries for more information.
DESA Industries of Canada, Inc.
2220 Argentia Road, Unit #4
Mississauga, Ontario L5N 2K7
Parts Department
1-905-826-8010
THERMOSTAT KIT - HA1210
For 40 model. Keeps your building at the temperature you select day and night. Helps economize
on fuel.
AIR GAUGE KIT - HA1180
For all models. Special tool to check pump
pressure.
IGNITION CONTROL ASSEMBLY/
PHOTOCELL TESTER - HA1170
Special tool used to test the ignition control assembly and photocell.
HEAVY DUTY WHEELS AND
HANDLE KIT - HA1202
For heavy duty applications. Makes your heater
even more portable and convenient. Fits 40/55/70
models.
26
www.desatech.com
116170-01A
NOTES
_____________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
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116170-01A
www.desatech.com
27
WARRANTY AND REPAIR SERVICE
KEEP THIS WARRANTY
Model No.
Serial No.
Date of Purchase
LIMITED WARRANTIES FOR NEW AND FACTORY
RECONDITIONED PRODUCTS
New Products: DESA Industries warrants this heater and any parts thereof, to be free of defects in materials and
workmanship for one (1) year from the date of first purchase, when operated and maintained in accordance with
the manufacturer's instructions. These warranties are extended only to the original retail purchaser, when proof
of purchase is provided.
Factory Reconditioned Heaters: DESA Industries warrants this factory reconditioned heater and any parts thereof,
to be free of defects in materials and workmanship for thirty (30) days from the date of first purchase, when operated and maintained in accordance with the manufacturer's instructions. These warranties are extended only to
the original retail purchaser, when proof of purchase is provided.
These warranties cover only the cost of parts and labor required to restore the product to proper operating condition.
Transportation and incidental costs associated with warranty repairs are not reimbursable under this warranty.
Warranty service is available only through authorized dealers and service centers.
This warranty does not cover defects resulting from misuse, abuse, negligence, accidents, lack of proper maintenance,
normal wear, alteration, modification, tampering, contaminated fuels, repair using improper parts or repair by anyone
other than an authorized dealer or service center. Routine maintenance is the responsibility of the owner.
THIS EXPRESS WARRANTY IS GIVEN IN LIEU OF ANY OTHER WARRANTY EITHER EXPRESSED
OR IMPLIED, INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE.
DESA Industries assumes no responsibility for indirect, incidental or consequential damages. Some states do
not allow the exclusion or limitation of incidental or consequential damages or limitations or exclusions may not
apply to you. This Limited Warranty gives you specific legal rights and you may also have other rights which
vary from province to province.
WARRANTY SERVICE
Should your heater require service, return it to your nearest authorized service center. Proof of purchase must be
presented with the heater. The heater will be inspected. A defect may be caused by faulty materials or workmanship.
If so, DESA Industries will repair or replace the heater without charge.
REPAIR SERVICE
Return the heater to your nearest authorized service center. Each Service Center is independently owned and operated.
Repairs not covered by the warranty will be billed at standard prices. We reserve the right to amend these specifications
at any time without notice.
Illustrated parts lists can be obtained free of charge. Send a self-addressed stamped envelope to the address listed
below. List the heater model number and the date located in the lower right corner of this page. A service manual may
be purchased from the address listed below. Send a cheque for $5.00 payable to DESA Industries.
When writing for information regarding your heater, be sure to include the model number and serial number as shown
on the model plate.
2220 Argentia Road, Unit #4
Mississauga, Ontario L5N 2K7
(905) 826-8010
Fax (905) 826-8236
Printed in USA