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Lifestyler
Treadmill

Model # 266297180 Official Lifestyler 1400 motorized treadmill

Here are the diagrams and repair parts for Official Lifestyler 266297180 1400 motorized 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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ALL PARTS
Showing 10 of 65 parts  |
Clamp Alum 091189

#40

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Clamp alum

Part #091189

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

Wire Harness 092193

#5

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Wire harness

Part #092193

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

Motor Housing 091677

#9

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Motor housing

Part #091677

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

Roller Frt 091154

#14

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Roller frt

Part #091154

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

Lever Pad 076252

#59

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Lever pad

Part #076252

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

Drv Sheave 091162

#17

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Drv sheave

Part #091162

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

Screw 070718

#10

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Screw

Part #070718

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

Hex Nut 015865

#31

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Hex nut

Part #015865

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

Belt Runng 091324

#54

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Belt runng

Part #091324

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

Rr Roller As 084565

#55

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Rr roller as

Part #084565

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 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…

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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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