Proform
Treadmill

Model #831248248 Official Proform treadmill

Here are the diagrams and repair parts for Proform 831248248 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Showing 10 of 129 parts

Treadmill Incline Motor Sensor Kit#NI

Walking belt Diagram

Treadmill incline motor sensor kit

Part #286707
BEST SELLER
This item is not returnable
Back Order
$15.95 | 
11% OFF 
Phone Price: $17.95
Treadmill Walking Belt Alignment Tool (replaces 161927)

#43

All parts Diagram

Treadmill walking belt alignment tool (replaces 161927)

Part #128457
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In Stock
$2.49 | 
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Treadmill Walking Belt Lubricant, 3-pack (replaces 202557, 219897)

#NI12

All parts Diagram

In Stock
$23.69 | 
17% OFF 
Phone Price: $28.69
Exercise Equipment Magnet

#48

All parts Diagram

Exercise equipment magnet

Part #113842
This item is not returnable
In Stock
$2.16
Treadmill Incline Motor (replaces 248696)

#72

All parts Diagram

In Stock
$157.35 | 
6% OFF 
Phone Price: $167.35
Treadmill Motor Control Board (replaces 264597)

#74

All parts Diagram

Treadmill motor control board

Part #264597
Replaced by #409595
?
Manufacturer substitution
This part replaces 264597. Substitute parts can look different from the original.
Back Order
$118.09 | 
8% OFF 
Phone Price: $128.09
Treadmill Console

#108

All parts Diagram

Treadmill console

Part #267204
In Stock
$113.89 | 
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Phone Price: $123.89
Treadmill Upright Spacer

#60

All parts Diagram

Treadmill upright spacer

Part #252378
This item is not returnable
In Stock
$2.16
Treadmill Spacer

#98

All parts Diagram

Treadmill spacer

Part #254499
This item is not returnable
In Stock
$2.16
Exercise Equipment Handle End Cap, 1.5-in

#102

All parts Diagram

Exercise equipment handle end cap, 1.5-in

Part #116980
This item is not returnable
In Stock
$2.16

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

Main causes: faulty sensors, wiring failure, bad control console
Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor control board
Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor
Main causes: bad control console, wiring failure, bad motor control board
Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor
Main causes: damaged walking belt, improper belt tension, bad roller bearing
Main causes: rear roller out of alignment, damaged walking belt, bad roller

Repair guides for treadmills

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

June 1, 2015
By Lyle Weischwill
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 motor correctly.

Repair difficulty
Time required
 15 minutes or less
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 these steps.

Repair difficulty
Time required
 45 minutes or less
June 1, 2015
By Lyle Weischwill
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't run.

Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all fitness & exercise

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

June 29, 2022

Top questions about Sears and Sears PartsDirect

By Lyle Weischwill

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