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Proform
Treadmill

Model # 831248730 Official Proform treadmill

Here are the diagrams and repair parts for Official Proform 831248730 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 124 parts  |
Treadmill Safety Key Assembly (replaces 201576) 208603

#74

All parts diagram

Treadmill safety key assembly (replaces 201576)

Part #208603

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This item is not returnable
$4.69 | 
18% OFF Phone Price : $5.69
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Treadmill Walking Belt Alignment Tool (replaces 161927) 128457

#NI11

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
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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
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Upright Grommet 227199

#96

All parts diagram

Upright grommet

Part #227199

This item is not returnable
$2.16
In Stock
Toyostove Elliptical Nut 148710

#47

All parts diagram

Toyostove elliptical nut

Part #148710

This item is not returnable
$2.16
In Stock
Proform Treadmill Walking Belt 392279

#58

All parts diagram

Proform treadmill walking belt

Part #392279

$119.99
In Stock
Exercise Equipment Screw 013576

#10

All parts diagram

Exercise equipment screw

Part #013576

This item is not returnable
$2.16
In Stock
Weider Exercise Equipment Screw 234285

#17

All parts diagram

Weider exercise equipment screw

Part #234285

This item is not returnable
$2.16
In Stock
Proform Hb,l/r,labbk 359237

#91

All parts diagram

Proform hb,l/r,labbk

Part #359237

$74.99
In Stock
Proform Upright Wire 392273

#97

All parts diagram

Proform upright wire

Part #392273

$98.99
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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…

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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…

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'…

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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

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