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Lifestyler
Treadmill

Model # 374288451 Official Lifestyler prime fit concourse 10.55 gi treadmill

Here are the diagrams and repair parts for Official Lifestyler 374288451 prime fit concourse 10.55 gi treadmill, 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 99 parts  |
Motor/mnt As 39379300
#32

Motor and walking assembly diagram

Motor/mnt as

Part #39379300

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

Cylindr/brkt 39422600
#23

Motor and walking assembly diagram

Cylindr/brkt

Part #39422600

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

Screw 20016000
Screw

Part #20016000

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

On/off Switch 37036400
#45K

Console (m5410) parts drawing diagram

On/off switch

Part #37036400

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

Upr Con Panl 09174400
#45C

Console (m5410) parts drawing diagram

Upr con panl

Part #09174400

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

Reed Switch 37046100
#26

Motor and walking assembly diagram

Reed switch

Part #37046100

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

R Roller 39386200
#14

Motor and walking assembly diagram

R roller

Part #39386200

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

Bushing 29098500
#19

Motor and walking assembly diagram

Bushing

Part #29098500

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

Exercise Equipment Pulse Monitor Ear Clip 37039700
#69

Motor and walking assembly diagram

Exercise equipment pulse monitor ear clip

Part #37039700

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

End Cap 39420000
#15

Motor and walking assembly diagram

End cap

Part #39420000

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'…

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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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