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Treadmill

Model # 831248432 Official Proform treadmill

Here are the diagrams and repair parts for Official Proform 831248432 treadmill, 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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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 106 parts  |
Treadmill Walking Belt 270359

#40

All parts diagram

Treadmill walking belt

Part #270359

BEST SELLER
$105.19 | 
10% OFF Phone Price : $117.19
In Stock
Treadmill Drive Motor 297197

#35

All parts diagram

Treadmill drive motor

Part #297197

Replaced by #405691

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Manufacturer substitution
This part replaces 297197. Substitute parts can look different from the original.
BEST SELLER
$158.22 | 
7% OFF Phone Price : $170.22
In Stock
Treadmill Walking Belt Alignment Tool (replaces 161927) 128457

#44

All parts diagram

Treadmill walking belt alignment tool (replaces 161927)

Part #128457

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Treadmill Walking Belt Lubricant, 3-pack (replaces 202557, 219897) 219170

#NI18

All parts diagram

Treadmill walking belt lubricant, 3-pack (replaces 202557, 219897)

Part #219170

$23.69 | 
20% OFF Phone Price : $29.69
In Stock
Black & Decker Treadmill Power Cord (replaces 031033, 031143, 031147, 247991) 031229

#54

All parts diagram

Black & decker treadmill power cord (replaces 031033, 031143, 031147, 247991)

Part #031229

$11.39 | 
15% OFF Phone Price : $13.39
In Stock
Treadmill Safety Key Assembly 260830

#62

All parts diagram

Treadmill safety key assembly

Part #260830

This item is not returnable
$5.99 | 
14% OFF Phone Price : $6.99
In Stock
Treadmill Incline Motor 315689

#49

All parts diagram

Treadmill incline motor

Part #315689

$118.87 | 
9% OFF Phone Price : $130.87
In Stock
Toyostove Exercise Equipment Magnet 113842

#32

All parts diagram

Toyostove exercise equipment magnet

Part #113842

This item is not returnable
$2.16
In Stock
Black & Decker Treadmill Washer 014063

#23

All parts diagram

Black & decker treadmill washer

Part #014063

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Image Treadmill Incline Motor Wire Harness, 12-in 211260

#NI05

All parts diagram

Image treadmill incline motor wire harness, 12-in

Part #211260

This item is not returnable
$3.99
In Stock

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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 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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