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DP
Treadmill

Model # 21-2865A Official DP ergometer treadmill

Here are the diagrams and repair parts for Official DP 21-2865A 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  |
Washer 26005600
#152

Motor belt and walking assembly diagram

Washer

Part #26005600

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

Red Key Cvr 29306300
#11

Unit parts diagram

Red key cvr

Part #29306300

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

Push Nut 25008900
#125

Motor belt and walking assembly diagram

Push nut

Part #25008900

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

Hose Clamp 29291700
#151

Motor belt and walking assembly diagram

Hose clamp

Part #29291700

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

Front Roller 39217100
#145

Motor belt and walking assembly diagram

Front roller

Part #39217100

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

Tread Belt 09094000
Tread belt

Part #09094000

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

Sleeve 04035100
#6

Unit parts diagram

Sleeve

Part #04035100

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

Grommet 09084600
#112

Control panel diagram

Grommet

Part #09084600

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

Cotter Pin 29058400
#138

Motor belt and walking assembly diagram

Cotter pin

Part #29058400

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

Bushing 29098500
#136

Motor belt and walking assembly diagram

Bushing

Part #29098500

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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