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Lifestyler
Treadmill

Model # 831297051 Official Lifestyler treadmill

Here are the diagrams and repair parts for Official Lifestyler 831297051 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 105 parts  |
Black & Decker Treadmill Power Cord (replaces 031033, 031143, 031147, 247991) 031229
#24

Unit parts diagram

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

Part #031229

$11.39 | 
15% OFF Phone Price : $13.39
In Stock
Cb,15 Amp,sl 031103
#25

Unit parts diagram

Cb,15 amp,sl

Part #031103

Replaced by #109382

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Manufacturer substitution
This part replaces 031103. Substitute parts can look different from the original.
This item is not returnable
$9.39 | 
10% OFF Phone Price : $10.39
In Stock
Black & Decker Treadmill Line Filter 185582
#19

Unit parts diagram

Black & decker treadmill line filter

Part #185582

$29.69 | 
17% OFF Phone Price : $35.69
In Stock
Weider Exercise Equipment Optic Sensor 102955
#11

Unit parts diagram

Weider exercise equipment optic sensor

Part #102955

This item is not returnable
$9.29 | 
10% OFF Phone Price : $10.29
In Stock
Exercise Equipment Star Washer 014157
#22

Unit parts diagram

Exercise equipment star washer

Part #014157

This item is not returnable
$2.16
In Stock
Black & Decker Wire,jmpr,mt 107771

#NI

All parts diagram

Black & decker wire,jmpr,mt

Part #107771

This item is not returnable
$2.16
In Stock
Nordictrack Exercise Equipment Push Nut, 1-in 108778
#72

Unit parts diagram

Nordictrack exercise equipment push nut, 1-in

Part #108778

This item is not returnable
$2.16
In Stock
Toyostove Ground Wire, 8-in (green) 102634

#NI

All parts diagram

Toyostove ground wire, 8-in (green)

Part #102634

This item is not returnable
$2.16
In Stock
Toyostove Bolt, 3/8 X 4-in 101263
#50

Unit parts diagram

Toyostove bolt, 3/8 x 4-in

Part #101263

This item is not returnable
$2.16
In Stock
Image Treadmill Safety Key Assembly 106337
#3

Unit parts diagram

Image treadmill safety key assembly

Part #106337

This item is not returnable
$6.59 | 
13% OFF Phone Price : $7.59
In Stock

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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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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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 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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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 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
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

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Repair difficulty
Time required
 30 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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