Treadmill

Model # 374296222 Official Lifestyler ergometer treadmill

Here are the diagrams and repair parts for Official Lifestyler 374296222 ergometer treadmill, as well as links to manuals and error code tables, if available.

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Browse Parts for
374296222 Fitness & Exercise
Mtr Mount 38215710
#134

Motor and walking belt assembly diagram

Mtr mount

Part #38215710

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

Side Rail Rh 38176616
Side rail rh

Part #38176616

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

Side Rail 2h 38176916
Side rail 2h

Part #38176916

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

Motor 37020500
#140

Motor and walking belt assembly diagram

Motor

Part #37020500

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

Power Switch 37021200
#162

Console assembly diagram

Power switch

Part #37021200

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

Ln Pwr Cord 39166300

#NI

All parts diagram

Ln pwr cord

Part #39166300

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

Lock Nut 25011200
#139

Motor and walking belt assembly diagram

Lock nut

Part #25011200

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

Roller Cover 31193016
#115

Motor and walking belt assembly diagram

Roller cover

Part #31193016

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

Uright Rh 38177116
#102

Console assembly diagram

Uright rh

Part #38177116

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

Front Roller 39164700
#146

Motor and walking belt assembly diagram

Front roller

Part #39164700

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

Main causes: faulty sensors, wiring failure, bad control console…

Main causes: bad control console, wiring failure, bad motor control board…

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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…

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'…

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…

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.

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.…