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SERVICE MANUAL
１
HW-D1270TVE/ME
SERVICE MANUAL
Order No. FL0812S010V1.1
Front Load Washing Machine
MODEL:
HW-D1270TVE/ME
HW-D SERIES
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not
contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by
electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or
products dealt with in this service information by anyone else could result in serious injury or death
©2008 Haier Washing Machine
All rights reserved.Unauthorized copying and distribution is a violation of law.
Haier
Washing
Machine
SERVICE MANUAL
２
HW-D1270TVE/ME
Haier Group
Contents
Chapter 1
General Information _____________________________________ ４
1-1.
General Guidelines _________________________________________ ４
1-2.
Caution and Warning symbols _________________________________ ４
1-3.
Function indication symbols __________________________________ ４
Chapter 2
Product Feature ________________________________________ ５
2-1.
Features _________________________________________________ ５
2-2.
Specification ______________________________________________ ６
Chapter 3
Matters needing attention ________________________________ ８
3-1.
Safety ___________________________________________________ ８
3-2.
During Use ________________________________________________ ９
Chapter 4
Operational Guidance _________________________________ １０
Chapter 5
Program Introduction __________________________________ １２
Chapter 6
Appearance brief introduction __________________________ １３
6-1.
Name of parts ____________________________________________１３
6-2.
Net dimension ____________________________________________１４
Chapter 7
Disassembly and Installation ___________________________ １５
7-1.
Remove packing materials __________________________________１５
7-2.
Dismantle packing bolts _____________________________________１５
7-3.
Adjusting the washing machine _______________________________１５
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HW-D1270TVE/ME
7-4.
Joining the Inlet Hose to the Washing Machine ___________________１６
7-5.
Connecting to the Power Supply ______________________________１６
Chapter 8
Wiring circuit _________________________________________ １７
8-1.
Wiring circuit _____________________________________________１７
8-2.
Self check _______________________________________________１８
Chapter 9
Error Display and troubleshooting _______________________ １９
9-1.
Error Display _____________________________________________１９
9-2.
Examination & Troubleshooting _______________________________２５
9-2-1. Display nothing ________________________________________２５
9-2-2. No water inletting _______________________________________２５
9-2-3. No draining ___________________________________________２６
9-2-4. Abnormal noise and vibration _____________________________２６
9-2-5. Water leaking __________________________________________２７
Haier
Washing
Machine
SERVICE MANUAL
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HW-D1270TVE/ME
Chapter 1 General Information
1-1. General Guidelines
When servicing,observe the original lead dress.If a short circuit is found, replace all parts which are
overheated or damaged by the short circuit.After servicing ,see to it that all the protective devices such as
insulation barriers ,insulation papers shields are properly installed .Confirm that the screws,parts and wiring
which were removed in order to service are put in the original positions, or whether there are the portions
which are deteriorated around the service places serviced or not. And be sure safety of that.
1-2. Caution and Warning symbols
(You will see them in “Matters needing attention”)
Any instructions in this service manual with this “Warning “sign must be followed strictly.
To prevent damage to the washing machine, any instructions in this manual with this “Stop “sign
must be followed strictly.
1-3. Function indication symbols
(You will see them in the specification table)
Signify the washing machine has this function.
Signify the washing machine doesn’t have this function.
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Washing
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SERVICE MANUAL
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HW-D1270TVE/ME
Chapter 2 Product Feature
2-1. Features
Environmental friendly to protect your skin.
DC driver to save more energy and water
High speed is available for easily dying and washed items are always ready for further use.
Sterilization of electrolyzed water makes washing complete and clean
Super large LCD displayer provides a clear indication of functional operation
Memory function of power failure
Thorough rinse function
Dynamic washing function
Electromagnetic door lock, which will open when the machine stops
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HW-D1270TVE/ME
2-2. Specification
washing machines
1.
2.
3.
HW-D1270TVE/ME
Last update
Product identification
Description of appliance
Type of appliance(FS = standing, BI = built-in
Supplier own brand
Supplier bar code
Commercial
Brand / Model
Commercial bar code
Key-Features
Energy efficiency class
Washing performance class
Spin efficiency class
Programs
Capacity
Spin speed
(max. / optional)
Noise level（sound pressure level）
Energy consumption per wash circle
Water consumption per wash cycle
Residual dampness
(spin result)
Spin speed selector switch
(steps)
Spin speed variator
(stepless)
Adjustable thermostat
(water temp. adjust from - to)
Drum capacity
dry laundry / water
Auto water level adjust (depending on volume of filled in laundry)
Washing time (max.)
Washing temperatures
(program-controlled)
Certification's (CE / ISO 9001 / ISO 9002)
Approvals (VDE/GS / TÜV/GS / IMQ)
* per average 200 wash cycles (EN50242) = COLD
Basics data
Unit dimensions
(H x W x D)
Net weight
Voltage/frequency
Input power / main fuse (intensity)
Work top / removable
Control
EAN
EAN
n°
Kg
rpm
dB(A)
kWh
l
%
rpm
rpm
°C
kg / l
AWL
min
°C
cm
kg
V/Hz
W/A
M = electromechanical, E = electronic, F = fuzzy
Inner cylinder
Outer cylinder
S = stainless steel / Z = zinc coated
P = Plastic / S = stainless steel
Washing machine
FS
Haier
Haier
Haier
Haier
A
A
B
11
7
1200
72
1.19
56
50%


90 - 
7/56

178
Cold/30/40/50/60/90
CE / ISO 9001
TÜV/GS (Rhl.)

84X59.5X61
73
220-240V~50Hz
2000/10
/
E
S
P
Door:
aesthetic
(R = round, Y = big eye, Q = square)
cm
Diameter
Outer door
Inner door
frame
S= stainless steel / M = metal / P = plastic
G= glass / P= plastic
Detergent compartments
Removable compartment for liquid detergent
Delay timer (from - to)
Self cleaning suds pump
Water inlet hose
cold water / hot water
Water drain
hose / -support
Haier
Washing
n°
h
Machine
Y
30
P
G
3
0.5-24

/-
/
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HW-D1270TVE/ME
4.
5.
6.
Adjustable feet
Safety systems
Auto door lock
Motor overheating protection
No heating without water
Auto water cool-down (before drain 90°C boiled water)
Water protection
n°
4
ADL
MOP
NHW
AWC
WRP





Acqua Stop kit

Child protection
Programs
1) Cotton cycles
Strong/Normal/Delicate
1) Synthetics
Normal / Delicate
2) Wool
3) Hand wash
4) Sport program
5) Spin
6) Drain
7) Underwear
8) Bulky Clothes
Optional function keys
(additional program settings)
ON/OFF button
Half load
Super Wash
Spin exclusion
Spin reduction
ECO Time
No Soak
Rinse stop
Delicate
Cold wash
Accelerated Washing
Extra Rinse
No use detergent
Healthy
Time Delay
Start/Pause
Packing dimensions & loadability
Packing dimensions
(H x W x D)
Gross weight
40' Container load
40' HC load capacity

n°
n°
n°
n°
n°
n°
n°
n°
rpm



cm
kg
pcs
pcs
Stand for having the function
- Stand for not having the function
ECO stand for ecnomical wash
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Washing
2
1
1
1
1
1
1
-
Machine
●
●
●
●
●
●
●
●
●
●
●
88.5*63.5*65
75
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Chapter 3 Matters needing attention
3-1. Safety
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3-2. During Use
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SERVICE MANUAL
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Chapter 4 Operational Guidance
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Washing
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SERVICE MANUAL
１１
HW-D1270TVE/ME
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Chapter 5 Program Introduction
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Chapter 6 Appearance brief introduction
6-1. Name of parts
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6-2. Net dimension
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Washing
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SERVICE MANUAL
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Chapter 7 Disassembly and Installation
7-1. Remove packing materials
7-2. Dismantle packing bolts
7-3. Adjusting the washing machine
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Washing
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SERVICE MANUAL
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HW-D1270TVE/ME
7-4. Joining the Inlet Hose to the Washing Machine
7-5. Connecting to the Power Supply
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SERVICE MANUAL
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Chapter 8
Wiring circuit
8-1. Wiring circuit
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8-2.
Self check
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SERVICE MANUAL
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HW-D1270TVE/ME
Chapter 9 Error Display and troubleshooting
9-1. Error Display
Error message:Door is not properly shut 20s after program is started.
Troubleshooting:
Pushing the door to Check Whether Door is
properly shut or not
Shut the door properly
N
Y
Cut off the power and then turn on again.
Check the voltage between brown wire and
red wire of door lock, is it between AC
220-240V?
Door lock is broken and need replacing,
then make sure wire is connected
properly.
Y
N
Check if the wire connecting door lock
and computer board is loose
Connect the wire properly
Y
N
Replace
PCB
Check the voltage between grey wire and
white wire of computer board, is it
between AC 220-240V?
N
Error message:Drainage error, water not emptied within 4 min.
Troubleshooting:
Cut off power and water
Check if water is emptied
Y
level pressure switch wire
connection, measure the resistance of 1 and 3 pin, is it
infinite? If not, it is water level pressure switch failure and
replace it. If it is, then repair and check computer board
and wire as followed.
N
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Check if drain pump acts by touching
pump position
Check if drain pump or
drain pipe is jammed, and
open the filter and clean
Y
N
Cut off the power and choose spin
program to start, then check the import
voltage of drain pump, is it between AC
220-240 V?
Y
Replace drain pump
N
Cut off power and pull out water level
pressure switch wire connection. Set
spin program to start. Check the export
voltage to drain pump, is it between AC
220-240V?between blue wire and
green wire
Y
N
The wire between
computer board
and drain pump
is not
connected
properly.
Replace the
wire.
Replace PCB
Error message:Temperature sensor is not properly connected or damaged (display at the end of a program).
Troubleshooting:
Cut off power and measure the resistance
of temperature sensor by multimeter, is
it between 5-14kΩ?
N
NTC exist open circuit .Replace it
Y
Check if NTC is connected properly
Connect NTC well
N
Y
Check the blue wire and black wire of NTC,
are they connected well?
Connect all wires well
N
Y
Disconnect the white wire and black wire
from computer board, and measure if the
resistance between blue wire and black
wire of PCB is it infinite?
Replace wire
Y
N
Replace PCB
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Error message :The heater may be broken
Troubleshooting:
Cut off power ,check the resistance
Of two pins of heater element
multimenter is it between 30-35Ω ?
Heater
element
must be broken
please replace it
by
Turn on power ,and set wash
mode,then start ,check the export
voltage of heater element
between 12-6 and J9-9 ,is it
between AC 220-240V?
PCB must be
broken,
please
replace it
Error message:The required water level is not reached within 8 min.
Troubleshooting:
Check if water is leaking from washer
bottom. inlet pipe. drain pipe or other
pipe connection
Y
Readjust or replace the broken parts
N
Check if tap is closed or water pressure is
too low (usual between0.03 -1 MPa)
Y
Open the tap or wait for normal water pressure
to use
N
Clean inlet valve
Check if inlet valve is jammed
Y
N
Draw out the dispenser and check if
water is entering
Y
N
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Washing
Observe if the height
of drain pipe not
reach 80 cm. If water
level
pressures
switch and the hose
is leaking gas
Machine
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２２
HW-D1270TVE/ME
Turn on power, and set pre-wash mode,
then start. Check the import voltage of
electromagnetic valve by multimeter
, is it between AC 220-240V between the
white wire and red wire that they are not
connected?Voltage is220-240V between
white wire and white wire,between red
wire and red wire
Electromagnetic valve must be broken, please
replace it.
Y
N
Check if export voltage from computer
board to electromagnetic valve, is it
between AC 220-240V that voltage
between grown wire and white wire of
PCB ?
The wire connected PCB and inlet valve is not
properly. Please reconnect it or replace it.
Y
N
Replace PCB
Y
Error message:Motor speed error .it may be not properly connected or damaged.
Troubleshooting :
Connect them well and test.
Cut off power, and check if motor wire is
connected well
N
Y
Connect them properly and test.
Check if the wire of motor is connected
well with computer board.
N
Y
Pull out the motor insert string, and check
the resistance of motor speed
measurer and the winding of the motor,
is it as followed?From up to down,The
order
is
M1.M2.M3.M4.M5.M6.M7.M8.M9.M10
: the resistance between M5and M10 is
1.67~1.85Ω. the resistance between
M8and M9 is 1.69~1.87Ω.
Replace the motor.
N
Y
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Check the import voltage between M1
wind and M2 wind, is it between AC
220-240V?
Replace
PCB
N
Error message. Motor overheat protection or is damaged.
Troubleshooting:
Cut off power and check if motor wires
are connected well
Reconnect well
N
Y
Measure if resistance of motor winding by
multimeter,is it as followed?
the resistance between M5and M10 is
1.67~1.85Ω. the resistance between M8and
M9 is 1.69~1.87Ω.
Put the motor in nomal temperature
about ten minutes,and then test
again.If the resistance is natural, it
is
caused
by
overheated
protection.Then check and deal with
overload,abnormal
voltage.If
not,please replace motor
N
Y
Pull out the wire connection of motor and
computer board.Then check if circuit is
open by multimeter
Repair wires
Y
N
Turn on power and set spin mode,then
start.Check the import voltage
between red wire and red wires, is
it between 220-240V?
Replace PCB
Y
Error message. Water level exceeds protection value.
Troubleshooting:
Y
Check if water switch hose and air
collector are jammed
Clean water switch hose and air
collector
N
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Pull out water switch inserts and turn on
power, then set wash mode. While water
is entering at the position of 1/4 glass
window, check the resistance between ①
and ②, is it 0? Check the resistance
between ①and ③, is it infinite?
N
Replace
switch
Y
Replace inlet valve
Without power ,connect inlet pipe to inlet
vavle,then open the tap and observe if
water is entering in dispenser
Y
N
Y
Without starting but electrifying, measure
the import voltage of inlet valve, is it
between AC 220-240V?
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Replace
PCB
water
pressure
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HW-D1270TVE/ME
9-2. Examination & Troubleshooting
9-2-1.
Display nothing
Troubleshooting:
Repair power supply
N
Measure the power supply ,is it exists
220V-240V AC voltage？
Y
Press the power switch
N
Is power switch on?
Y
Press power switch and check the
voltage between two pins of power
switch. Is there 220-240V AC voltage
between blue wire and brown wire?
Make sure power supply cable
assembly is connected well and then
replace power switch.
N
N
Y
Cut off power and check if plugs are
connected well by pulling the plug of
computer board.
Y
Insert the plug well and test
Y
Check if power plug exists 220V-240V AC
voltage at the import pin
9-2-2.
N
Replace PCB
No water inletting
Troubleshooting:
Is the tap shut off or the water pressure
too low?
Open tap or wait for normal water
pressure
Y
N
Check if water is leaking from washer
connection, especially between inlet pipe
and tap. to make sure of no bends.
Reconnect inlet pipe.
Y
N
Clean filter
Y
Check if filter of electromagnetic valve is
jammed
N
Choose pre-wash program and start ，
Check if there is 220-240V at import pin
of electromagnetic valve
Replace electromagnetic valve
Y
N
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HW-D1270TVE/ME
Reconnect the wire
Y
Is
there
open
circuit
between
electromagnetic valve and computer board?
N
Choose pre-wash program and start，then
check if there is 220-240V at export pin of
electromagnetic valve
9-2-3.
N
Replace PCB
No draining
Troubleshooting:
Is the height of drain pipe too high?
Adjust the height of drain pipe to
80-100 cm
Y
N
Turn filter anticlockwise，open and check if
filter is jammed
Clean and tighten filter clockwise.
Y
N
Arrange hose and clean
Check if hose connecting cylinder to pump
is bent or jammed
Y
N
Turn on power and choose spin program to start.
Measure if import voltage of drain pump is
220-240V
Y
Replace drain pump
N
Replace the wire.
Cut off and check if the connection
between drain pump and computer board
is open
Y
N
Replace
PCB
Turn on and choose spin program to start.
Measure if export voltage of PCB to drain
pump is 220-240V
9-2-4.
N
Abnormal noise and vibration
Troubleshooting:
Is the pack screws dismantled?
Dismantle the screws
N
Y
Clean
Y
Is there foreign material in the washer?
N
Adjust adjustable feet
N
Is washer in balance?
Y
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HW-D1270TVE/ME
Replace it
Is belt loose or worn?
Y
N
Are the screws of counterweight and
motor loose?
Fasten them
Y
N
Remove belt and turn belt pulley by hand,
and then check if there is different noise
Dismantle triangle and
check the bearing .If it
is broken, replace it.
Y
N
Replace motor
Y
Turn on power and set spin program,
then start，check if there is different noise
from motor
9-2-5. Water leaking
Troubleshooting:
Check if water is leaking from the inlet
pipe or the tap
Y
Readjust it.
N
Is drain pipe broken？
Replace drain pipe
Y
N
Remove clothes
Check if there is foreign material nipped
between cushion of sight window and
sight window
N
Y
Check if all tubes and tie-in is leaking
water, including the connecting of tube
and valve, dispenser, tube and
dispenser ,outer cylinder-cushion of sight
window-hose and outer cylinder, drain
pump and gas valve
Y
Reassemble or repair
N
Replace cushion of sight
window
Y
Is cushion of sight window broken?
N
Is water leaking from outer cylinder?
Y
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Washing
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Replace outer cylinder
SERVICE MANUAL
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HW-D1270TVE/ME
Sincere Forever
Haier Group
Haier Industrial Park, No.1, Haier Road
266101, Qingdao, China
http://www.haier.com
Haier
Washing
Machine