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DP
Treadmill

Model # 21-2865B Official DP ergometer treadmill

Here are the diagrams and repair parts for Official DP 21-2865B ergometer 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 82 parts  |
Handle Bar 29268600

#105

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Handle bar

Part #29268600

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

Mtg Rod 31170010

#137

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Mtg rod

Part #31170010

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

Speed Sensor 37011100

#149

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Speed sensor

Part #37011100

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

Screw 20016900

#107

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Screw

Part #20016900

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

Washer 26000400
Washer

Part #26000400

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

Top Cover 09125541

#168

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Top cover

Part #09125541

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

Clip,tinnerm 29289200

#172

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Clip,tinnerm

Part #29289200

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

Washer,flat, 26013700

#117

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Washer,flat,

Part #26013700

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

Screw 21019900

#133

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Screw

Part #21019900

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

Lower Cover 39268400

#118

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Lower cover

Part #39268400

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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