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DP
Treadmill

Model # R8308SR Official DP treadmill

Here are the diagrams and repair parts for Official DP R8308SR 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 95 parts  |
Lock Nut HH-1288-T
#25

Belt roller assembly diagram

Lock nut

Part #HH-1288-T

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

Washer HH-1222-T
#46

Frame assembly diagram

Washer

Part #HH-1222-T

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

Screw HH-0239-T
#13

Pole and console assembly diagram

Screw

Part #HH-0239-T

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

Cable W/knob HH-4671-T
#14

Pole and console assembly diagram

Cable w/knob

Part #HH-4671-T

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

Carriage Bolt HH-1830-T
#31

Frame assembly diagram

Carriage bolt

Part #HH-1830-T

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

Clevis Pin HH-4075-T
#18

Belt roller assembly diagram

Clevis pin

Part #HH-4075-T

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

Bolt HH-0867-T
#24

Belt roller assembly diagram

Bolt

Part #HH-0867-T

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

Washer HH-1226-T
Washer

Part #HH-1226-T

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

Bolt HH-1535-T
#10

Pole and console assembly diagram

Bolt

Part #HH-1535-T

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

Spacer MM-0121-T
#23

Belt roller assembly diagram

Spacer

Part #MM-0121-T

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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