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Lifestyler
Treadmill

Model # 37429079 Official Lifestyler alpine trails

Here are the diagrams and repair parts for Official Lifestyler 37429079 alpine trails, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 95 parts  |
Screw HH-0239-T
#13

Pole and console assembly diagram

Screw

Part #HH-0239-T

The manufacturer no longer makes this part, and there's no substitute part

Sckt Hd Bolt HH-1047-TT
#22

Belt roller assembly diagram

Sckt hd bolt

Part #HH-1047-TT

The manufacturer no longer makes this part, and there's no substitute part

Bushing HH-6037-T
#10

Belt roller assembly diagram

Bushing

Part #HH-6037-T

The manufacturer no longer makes this part, and there's no substitute part

Roller Belt MM-6617-T
#9

Belt roller assembly diagram

Roller belt

Part #MM-6617-T

The manufacturer no longer makes this part, and there's no substitute part

Spacer MM-0584-T
#13

Belt roller assembly diagram

Spacer

Part #MM-0584-T

The manufacturer no longer makes this part, and there's no substitute part

Side Wood 34-0583-T
#7

Frame assembly diagram

Side wood

Part #34-0583-T

The manufacturer no longer makes this part, and there's no substitute part

Belt Guide LL-0257-T
#7

Belt roller assembly diagram

Belt guide

Part #LL-0257-T

The manufacturer no longer makes this part, and there's no substitute part

Washer HH-1207-T
#45

Frame assembly diagram

Washer

Part #HH-1207-T

The manufacturer no longer makes this part, and there's no substitute part

Sq Washer HH-1775-T
#5

Frame assembly diagram

Sq washer

Part #HH-1775-T

The manufacturer no longer makes this part, and there's no substitute part

Plug MM-0132-T
#17

Frame assembly diagram

Plug

Part #MM-0132-T

The manufacturer no longer makes this part, and there's no substitute part

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'…

Read more
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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