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GE
Central Air Conditioner

Model # A3B668ENCST1 Official GE room air conditioner

Here are the diagrams and repair parts for Official GE A3B668ENCST1 room 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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Showing 10 of 177 parts  |
Condenser WJ88X159

#110

All parts diagram

Condenser

Part #WJ88X159

$351.49
In Stock
Screw WZ4X288

#724

All parts diagram

Screw

Part #WZ4X288

This item is not returnable
$3.49
In Stock
Screw WZ2X548

#952

All parts diagram

Screw

Part #WZ2X548

This item is not returnable
$5.49
In Stock
Screw WZ4X362

#NI

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Screw

Part #WZ4X362

This item is not returnable
$4.99
In Stock
Clip WJ3X87

#73

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Clip

Part #WJ3X87

This item is not returnable
$2.16
In Stock
Use & Care Z 49-7121
Use & care z

Part #49-7121

Replaced by #49-7144-1

?
Manufacturer substitution
This part replaces 49-7121. Substitute parts can look different from the original.
$8.49
In Stock
Use & Care Z 49-7125

#NI

All parts diagram

Use & care z

Part #49-7125

Replaced by #49-7144-1

?
Manufacturer substitution
This part replaces 49-7125. Substitute parts can look different from the original.
$8.49
In Stock
Screw 10-16 X 7/16 Hex WZ4X275

#NI

All parts diagram

Screw 10-16 x 7/16 hex

Part #WZ4X275

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

Escutcheon WP7X49

#310

All parts diagram

Escutcheon

Part #WP7X49

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

Spring WJ2X187

#62

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Spring

Part #WJ2X187

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 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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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 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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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…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

Read more
Repair difficulty
Time required
 45 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'…

Read more
Repair difficulty
Time required
 15 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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