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DP
Treadmill

Model # R8903T Official DP treadmill

Here are the diagrams and repair parts for Official DP R8903T 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 43 parts  |
Sleeve 04049200
#27

Unit parts diagram

Sleeve

Part #04049200

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

Side Rail 09216700
#11

Unit parts diagram

Side rail

Part #09216700

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

Washer 26026500
#7

Unit parts diagram

Washer

Part #26026500

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

Screw 20026000
#37

Unit parts diagram

Screw

Part #20026000

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

Monitor 37056800
#8

Unit parts diagram

Monitor

Part #37056800

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

Btn Hd Screw 22040300
#13

Unit parts diagram

Btn hd screw

Part #22040300

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

Bushing 09216900
#42

Unit parts diagram

Bushing

Part #09216900

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

Roller 39461300
#22

Unit parts diagram

Roller

Part #39461300

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

Front Support 39467600
#2

Unit parts diagram

Front support

Part #39467600

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

Wrench 29481200
#41

Unit parts diagram

Wrench

Part #29481200

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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