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Proform
Treadmill

Model # 831297210 Official Proform proform j4i treadmill

Here are the diagrams and repair parts for Official Proform 831297210 proform j4i 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 104 parts  |
Treadmill Safety Key (replaces 125589, 153017) 119038
#2

831.297210 diagram

Treadmill safety key (replaces 125589, 153017)

Part #119038

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$3.14 | 
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Belt 118016
#12

831.297210 diagram

Belt

Part #118016

Replaced by #224019

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Manufacturer substitution
This part replaces 118016. Substitute parts can look different from the original.
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Treadmill Walking Belt Alignment Tool (replaces 161927) 128457
#88

831.297210 diagram

Treadmill walking belt alignment tool (replaces 161927)

Part #128457

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$2.49 | 
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Treadmill Circuit Breaker, 15-amp (replaces 031103, 127202, 173322) 109382
#56

831.297210 diagram

Treadmill circuit breaker, 15-amp (replaces 031103, 127202, 173322)

Part #109382

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$9.39 | 
10% OFF Phone Price : $10.39
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Black & Decker Exercise Equipment Screw 105444
#83

831.297210 diagram

Black & decker exercise equipment screw

Part #105444

This item is not returnable
$2.16
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Exercise Equipment Rubber Pad 126650
#40

831.297210 diagram

Exercise equipment rubber pad

Part #126650

This item is not returnable
$2.16
In Stock
Exercise Equipment Hex Nut 012056
#79

831.297210 diagram

Exercise equipment hex nut

Part #012056

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$2.16
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Black & Decker Power Cord Grommet 173169
#55A

831.297210 diagram

Black & decker power cord grommet

Part #173169

This item is not returnable
$2.16
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Weider Treadmill Pan Fastener 138853
#66

831.297210 diagram

Weider treadmill pan fastener

Part #138853

This item is not returnable
$2.16
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Screw,phpnhs 176130
#6

831.297210 diagram

Screw,phpnhs

Part #176130

This item is not returnable
$2.16
In Stock

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…

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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…

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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'…

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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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