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GE
Central Air Conditioner

Model # A2B778DAASD2 Official GE air conditioner

Here are the diagrams and repair parts for Official GE A2B778DAASD2 air conditioner, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 186 parts  |
Washer WZ10X155

#704

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Washer

Part #WZ10X155

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

Transformer Low Voltage WP27X14

#91

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Transformer low voltage

Part #WP27X14

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

Knob WJ12X170

#61

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Knob

Part #WJ12X170

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

Wire Clip 1/8" Diameter WJ2X413

#715

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Wire clip 1/8" diameter

Part #WJ2X413

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

Mini Manual 49-7139
Mini manual

Part #49-7139

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

Capacitor 3 Mfd WJ20X594

#10

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Capacitor 3 mfd

Part #WJ20X594

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

Damper Door And Seal WJ70X139

#360

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Damper door and seal

Part #WJ70X139

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

Control Plate WP79X02

#565

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Control plate

Part #WP79X02

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

Control Cover WP79X04

#561

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Control cover

Part #WP79X04

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

Capillary .042 Cut To 12 WJ53X127

#160

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Capillary .042 cut to 12

Part #WJ53X127

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

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Repair difficulty
Time required
 30 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 treadmill.

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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

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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