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AFG
Treadmill

Model # 3.1AT Official AFG treadmill

Here are the diagrams and repair parts for Official AFG 31AT treadmill, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 164 parts  |
Treadmill Motor Control Board 1000111476
#M03

Main assy diagram

Treadmill motor control board

Part #1000111476

$287.66 | 
$12.00 OFF Phone Price : $299.66
In Stock
Treadmill Nut 004926-00
Treadmill nut

Part #004926-00

This item is not returnable
$2.16
In Stock
Horizon Exercise Equipment Leveling Foot, Front 000522-D
#K16

Main assy diagram

Horizon exercise equipment leveling foot, front

Part #000522-D

$15.63
In Stock
Treadmill Speed Sensor 082406
#NI

Main assy diagram

Treadmill speed sensor

Part #082406

$19.11
In Stock
Treadmill Screw 004488-00
#R09

Main assy diagram

Treadmill screw

Part #004488-00

This item is not returnable
$2.16
In Stock
Treadmill Drive Belt 019968-A
#R03

Main assy diagram

Treadmill drive belt

Part #019968-A

$62.71
In Stock
Exercise Equipment Screw 004867-A
#Q19

Main assy diagram

Exercise equipment screw

Part #004867-A

This item is not returnable
$2.16
In Stock
Treadmill Front Roller 1000110127
#AR1

Main assy diagram

Treadmill front roller

Part #1000110127

$139.09 | 
8% OFF Phone Price : $151.09
In Stock
Treadmill Washer 005005-00
Treadmill washer

Part #005005-00

This item is not returnable
$2.16
In Stock
Treadmill Rear Roller 1000108457
#AR2

Main assy diagram

Treadmill rear roller

Part #1000108457

$157.67 | 
10% OFF Was : $175.19
In Stock

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 fitness & exercise

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

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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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