LG
Washer

Model # WM3770HVA/01 Official LG washer

Here are the diagrams and repair parts for Official LG WM3770HVA-01 washer, as well as links to manuals and error code tables, if available.

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ALL PARTS
Showing 10 of 104 parts  |

Washer Drain Pump (replaces 4681ea1007g, 4681ea2001d, 4681ea2001u) 4681EA2001T

#K340

All parts diagram

Washer drain pump (replaces 4681ea1007g, 4681ea2001d, 4681ea2001u)

Part #4681EA2001T

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Washer Water Inlet Valve (replaces 5221er1003a, Agm73269503) 5220FR2075L

#F160

All parts diagram

Washer water inlet valve (replaces 5221er1003a, agm73269503)

Part #5220FR2075L

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Washer Single-solenoid Water Inlet Valve (replaces 5220fr1280f, 5220fr2006l) 5220FR2006H

#F170

All parts diagram

Washer single-solenoid water inlet valve (replaces 5220fr1280f, 5220fr2006l)

Part #5220FR2006H

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Washer Door Lock EBF61315802

#A440

All parts diagram

Washer door lock

Part #EBF61315802

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Washer Door Lock Strike MFG63099101

#A154

All parts diagram

Washer door lock strike

Part #MFG63099101

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Washer Shock Absorber (replaces Acv72909501) ACV72909503

#K610

All parts diagram

Washer shock absorber (replaces acv72909501)

Part #ACV72909503

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Washer Door Boot Spring Clamp (replaces 4861en3004l, Aca56078802) ACA56078801

#A133

All parts diagram

Washer door boot spring clamp (replaces 4861en3004l, aca56078802)

Part #ACA56078801

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Washer Dispenser Hose 4738ER1004B

#F310

All parts diagram

Washer dispenser hose

Part #4738ER1004B

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Washer Wash Pump Motor (replaces 4681ea2001c, 4681ea2001v, Eau62263303) EAU61383503

#K345

All parts diagram

Washer wash pump motor (replaces 4681ea2001c, 4681ea2001v, eau62263303)

Part #EAU61383503

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Washer Drain Pump Filter Drain Hose (replaces Agf78240572) 5214FR4006G

#K342

All parts diagram

Washer drain pump filter drain hose (replaces agf78240572)

Part #5214FR4006G

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Most common symptoms to help you fix your washers

Choose a symptom to see related washer repairs.

Main causes: unbalanced load, loose spanner nut, worn drive block, broken shock absorber or suspension spring, debris in…

Main causes: leaky water inlet valve, faulty water-level pressure switch, bad electronic control board…

Main causes: worn agitator dogs, bad clutch, broken motor coupler, shifter assembly failure, broken door lock, suspensio…

Main causes: lack of electrical power, wiring failure, bad power cord, electronic control board failure, bad user interf…

Main causes: clogged drain hose, house drain clogged, bad drain pump, water-level pressure switch failure, bad control b…

Main causes: bad lid switch or door lock, bad timer or electronic control board, wiring failure, bad water inlet valve a…

Main causes: water heater failure, bad water temperature switch, faulty control board, bad water valve, faulty water tem…

Main causes: no water supply, bad water valves, water-level pressure switch failure, control system failure, bad door lo…

Main causes: broken lid switch or lid lock, bad pressure switch, broken shifter assembly, faulty control system…

Repair guides for upright freezers

How to replace a freezer control panel

How to replace a freezer control panel

A freezer control panel that doesn’t show the temperature or respond when you press the buttons could be broken. This DI…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your washers

Use the advice and tips in these articles and videos to get the most out of your washer.

How to use your washing machine efficiently

How to use your washing machine efficiently

Find tips for using your washing machine efficiently to save energy and help reduce utility bills.…

How to repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…