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Treadmill

Model # 831293030 Official Proform proform 320x treadmill

Here are the diagrams and repair parts for Official Proform 831293030 proform 320x 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 120 parts  |
Treadmill Safety Key (replaces 125589, 153017) 119038
Treadmill safety key (replaces 125589, 153017)

Part #119038

BEST SELLER
This item is not returnable
$3.14 | 
24% OFF Phone Price : $4.14
In Stock
Treadmill Latch Pin Housing 158835
Treadmill latch pin housing

Part #158835

Replaced by #169403

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Manufacturer substitution
This part replaces 158835. Substitute parts can look different from the original.
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Black & Decker Exercise Equipment Screw 105444
#92

Console/motor/hood/walking belt diagram

Black & decker exercise equipment screw

Part #105444

This item is not returnable
$2.16
In Stock
Toyostove Treadmill Circuit Breaker 186726
#78

Console/motor/hood/walking belt diagram

Toyostove treadmill circuit breaker

Part #186726

This item is not returnable
$8.99
In Stock
Black & Decker Treadmill Washer 014063
Black & decker treadmill washer

Part #014063

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Toyostove Exercise Equipment Rubber Pad 157600
Toyostove exercise equipment rubber pad

Part #157600

This item is not returnable
$2.16
In Stock
Treadmill Rear Roller 193043
#100

Console/motor/hood/walking belt diagram

Treadmill rear roller

Part #193043

$54.59 | 
10% OFF Phone Price : $60.59
In Stock
Black & Decker Power Cord Grommet 173169
#80

Console/motor/hood/walking belt diagram

Black & decker power cord grommet

Part #173169

This item is not returnable
$2.16
In Stock
Weider Treadmill Pan Fastener 138853
#84

Console/motor/hood/walking belt diagram

Weider treadmill pan fastener

Part #138853

This item is not returnable
$2.16
In Stock
Black & Decker Exercise Equipment Nut 012149

#NI29

All parts diagram

Black & decker exercise equipment nut

Part #012149

This item is not returnable
$2.16
In Stock

Symptoms for treadmills

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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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