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Haier LMA2120WPAB0, Service Manual, Page: 23 / 24

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Haier LMA2120WPAB0 Service Manual Download Page 23

Service Manual

Model No:

LMA2120WPAB0

Issue

Rev.

23

Actual Circuit Diagram

Chapter 7: WIRING  DIAGRAM

Computer

sequencer

Cabinet

Control

panel seat

 

L

Yellow

Blue

Motor

W

ater Inlet 

Valve

Orange

Orange

Red/White

Red/White

Yellow Yellow

Brown

Fuse

White

Brown

Red

Red

Gray

Retractor

Negro/Black

Blanco/White

Azul/Blanco Blue/White

Fusible/Fuse

Verde/Green

Rojo/Blanco

Red/White

Gris/Grey

Rosa/Pink

Blanco/Verde

White/Green

Amarillo/

Yellow

Bomba de desagüe

Drain Pump

Válvula agua fría

Cold Water Pump

Válvula agua caliente

Hot Water Pump

Válvula suavizante

Softener Valve

Motor de desagüe/

Drain Motor

Rojo/Red

C

L

Motor

Amarillo/

Yellow

Naranja/

Orange

Azul/

Blue

Naranja/

Orange

Rojo/Blanco

Red/White

Interruptor

de puerta/

Door Switch

Sensor de nivel de

agua e interruptor

de balanceo/

Water Level Sensor 

and Balance Switch

Unidad de control

Azul/

Blue

Azul/

Blue

Azul/

Blue

Azul/

Blue

Azul/

Blue

Amarillo/

Yellow

Café/Brown

Azul/Blanco 

Blue/White

Summary of Contents for LMA2120WPAB0

Page 1: ...s 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 WARNING C 2017 Haier washing Machine All rights...

Page 2: ...f attention in maintance 13 4 8 3 Points of attention in assembly 14 Chapter 5 PARTS AND FUNCTIONS 15 Chapter 6 MAINTENANCE SERVICE AND TROUBLE SHOOTING 16 6 1 Trouble alarm and solve method 16 6 2 Trouble shooting charts 17 6 2 1 No action The indicator is off 17 6 2 2 No water filling 18 6 2 3 No rotation in washing or rotate to one direction only 18 6 2 4 No draining 19 6 2 5 Keep filling water 1...

Page 3: ...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 ...

Page 4: ...onable appearance transparent top lid Efficaciously reduce noise Automatically power off function Self adjustment to unbalance of laundry in spinning Fuzzy computer control self program function more convenient washing Basin pulsator washing more clean Tub drying technology dry the inner tub and the out tub which can avoid growing mildew ...

Page 5: ...ycle variable Start Pause Automatic balancing Aesthetics Cabinet material P Plastic Z Zincking C Cold Z Rolled stainless steel Inner drum stainless steel s plastic p S Drain type UP Door glass g plastic p G Adjustable feet Technical data Voltage frequency V Hz 127V 60Hz Wash power W 470 Spin power W 370 Special function Air Bubble Feet wheel Water fall current Dimensions measurements Height built ...

Page 6: ...acturer or its service agent or a similarly qualified person in order to avoid a hazard Do not let the machine share one receptacle with other electric appliances If the plugging into the receptacles loose do not use the plug any more In case the washing machine is installed on ground with carpet do not block the ventilation hole with carpet Ensure carpet does not obstruct the opening in the bases ...

Page 7: ...e To protect your laundries and washing machine please take out all of the coins buttons sand hairpin and other foreign materials before washing Please check if the water faucet is open and if the connection of the water inlet pipe is proper It is suggested to use foamless washing powder To change the direction of drain pipe please contact the customer care agent of our company Please don t use th...

Page 8: ...ect operating the machine 4 2 Install the bottom plate After you open the package please lean the washing machine gently down on soft items like the towel cloth blanket etc Install the bottom plate to the bottom of the machine then lift the machine up gently See to the figure Two claws at the bottom cover shall be inserted in two bar shaped holes in the stand Make sure the claws are firmly in place ...

Page 9: ...ds Confirm it s horizontal Hang the lead line to check if it is horizontal Adjust the adjustable foot To twist the adustable foot please first lift up the side of the foot slightly and then you can twist the two adustable feet Please make sure to keep the washing maching in balance 4 4 Install drainage hose 4 3 Adjustment of the installation position The adjustable foot High Low LMA2120WPAB0 back t...

Page 10: ...vice Manual Model No Issue Rev 10 Service Manual 4 5 Placement of Drainage Hose LMA2120WPAB0 To avoid syphoning the drain hose should not be submerged in the water 4 6 Install and clean the pump filter 9 9 ...

Page 11: ...ents Washing for light soil saving laundries To clean very dirty clothes Quick washing for normal laundries Normal Flashing Lighting This cycle is suitable for soiled items which require soak Dries the laundries to avoid the growth of mildew Note Air Dry program running time is 60 minutes The purpose is to dry the laundries at the same time can dry the outer tub and the inner tub which can avoid g...

Page 12: ... it can be choosed between 1 to 10 the different cycle have different default water level When you choose Wool cycle the water level can be choosed between 4 to 10 When you choose Strong cycle the water level can be choosed between 5 to 10 for LMA0120WPAB0 and LMA0120WBAB0 Wash Time it can be choosed between 0 mins to 15 mins the different cycle have different default wash time When you do not wan...

Page 13: ...e be extremely carefull The part of control panel seat 1 Method of opening the control panel A Open the back cover Loosen the three locking belt fixed on the cabinet used in inner wiring to loosen the inner wiring B Loosen the four screws used to install the control panel seat rear and side Lift the rear upwards Loosen the control panel seat from the inlay cabinet Attention Do not Lift the control ...

Page 14: ...smantle the delivery shield C Loosen the three fastening bolts to dismantle the drain motor D In dismantling the drain valve first loosen the screws then rotate slowly to make it loose Then dismantle the drain valve E In dismantling the inner tub first take off the outer tub cover then dismantle the pulsator finally dismantle the inner tub Handle with care when taking the inner tub off from the outer...

Page 15: ...stable foot 2 pieces Outer tub cover Lint filter Balance ring Cabinet Top lid component Inner tub Pulsator Cabinet handle Liquid detergent dispenser Powder detergent dispenser Cold water inlet valve Water absorption gasket Power cord Back cover Fixed foot 2 pieces Base frame Hook Hot water inlet valve Drain hose joint Drain pump filter ...

Page 16: ...t There may be some water flowing out of the drain hose in the first use of the machine It is the water remained in the factory inspection of performance Note when the digital tube displays the abnormal symbol during working it buzzs once in succession every two minutes if FA Push Is the drain hose set too low The height of the end of the drain hose should be between 900mm 1200mm The display shows F...

Page 17: ...blue wire terminal in the white plug on top of the wire unit and the N pin on the power receptacle Infinite The resistance is 0 Measure the resistance between the light blue wire terminal in the red plug on top of the wire unit and the light blue wire of the lower part Infinite The resistance is 0 The resistance is 0 Replace the power cord Measure the resistance between the brown wire terminal in ...

Page 18: ... the computer sequencer At this time please chenk if the Water inlet valve works normally 6 2 3 No rotation in washing or rotate to one direction only Start the test without water Enter no water washing Check the action of the motor It acts Please check the transmission system carefully If it is normal of the bearing part locking the clutch Not exist Exist Measure the voltage of the two ends of th...

Page 19: ... Switch on the power Do not push the Start pause button Replace the water inlet valve If the water can fill into the water inlet valve Yes Yes No No No Yes No Replace the computer sequencer At this time please chenck if the water inlet valve is well Replace the wire unit Check if the wire connecting the computer board to the water level sensor is bad Select 1 or 2 water level and start the machine...

Page 20: ...of the microswitch and stop switch At this time please check if the drain motor is well No On Off point Replace the microswitch or stop switch Normally Check if the clutch pawl is pulled enough If the washing machine is set horizontally If the noise of the motor is too much If the motor is fastened tightly If the bearing of the retarder is well If the departing of the ratchet and pawl is well If t...

Page 21: ...eckif the gap between the adjusting screw of the retarder brake lever and the baffle plate of the pawconnecting arm is too small Not exist Not exist Replace the retarder Replace the computer sequencer Adjust the connecting arm of the paw Adjust the paw spring Adjust the retracting spring Adjust the adjusting screw of the brake lever Exist Exist Y Y Y N N N N N Y Y Y Inlay the HM wire again Replace...

Page 22: ...oment Is the reset spring of the retarder loose Adjust the reset spring Is the gap between the connecting arm block and the brake arm of retarder less than 0 8mm Check if the pawl can leave the ratchet for 2mm up during spinning If not adjust the position of the brake arm Replace the retarder Yes No Yes Yes No No 6 2 10 Brake time out ...

Page 23: ... White Gris Grey Rosa Pink Blanco Verde White Green Amarillo Yellow Bomba de desagüe Drain Pump Válvula agua fría Cold Water Pump Válvula agua caliente Hot Water Pump Válvula suavizante Softener Valve Motor de desagüe Drain Motor Rojo Red C L Motor Amarillo Yellow Naranja Orange Azul Blue Naranja Orange Rojo Blanco Red White Interruptor de puerta Door Switch Sensor de nivel de agua e interruptor d...

Page 24: ...Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com ...

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