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GE
Central Air Conditioner

Model # A2B778EPFSD1 Official GE air conditioner

Here are the diagrams and repair parts for Official GE A2B778EPFSD1 air conditioner, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 210 parts  |
Screw 10-32 X 1/2" Hex WZ5X242

#944

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Screw 10-32 x 1/2" hex

Part #WZ5X242

The manufacturer no longer makes this part, and there's no substitute part

Clip WJ2X425

#715

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Clip

Part #WJ2X425

The manufacturer no longer makes this part, and there's no substitute part

Use & Care Book 49-7144

#LITR

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Use & care book

Part #49-7144

The manufacturer no longer makes this part, and there's no substitute part

Washer Motor Mounting WZ10X152

#707

All parts diagram

Washer motor mounting

Part #WZ10X152

The manufacturer no longer makes this part, and there's no substitute part

Wire Clip 1/4" Diameter WJ2X411

#715

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Wire clip 1/4" diameter

Part #WJ2X411

The manufacturer no longer makes this part, and there's no substitute part

Plate Relay Mounting WP79X09

#552

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Plate relay mounting

Part #WP79X09

The manufacturer no longer makes this part, and there's no substitute part

Terminal Cap WJ79X302

#406

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Terminal cap

Part #WJ79X302

The manufacturer no longer makes this part, and there's no substitute part

Plate WP79X18

#560

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Plate

Part #WP79X18

The manufacturer no longer makes this part, and there's no substitute part

Plate WP79X08

#560

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Plate

Part #WP79X08

The manufacturer no longer makes this part, and there's no substitute part

Screw WZ6X58

#NI

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Screw

Part #WZ6X58

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

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Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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How to prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

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Top questions about Sears and Sears PartsDirect

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