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DP 21-2850 ergometer treadmill Parts
Here are the diagrams and repair parts for DP 21-2850 ergometer treadmill, as well as links to manuals and error code tables, if available.
By Schematic
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Browse Parts for 21-2850 Fitness & Exercise
Motor and walking belt assembly diagram
Speed Sensor
Part #37011100
The manufacturer no longer makes this part, and there's no substitute part
Motor and walking belt assembly diagram
Front Roller
Part #39164700
The manufacturer no longer makes this part, and there's no substitute part
Motor and walking belt assembly diagram
Bearing
Part #09058400
The manufacturer no longer makes this part, and there's no substitute part
Sp Adj Crank
Part #09081141
The manufacturer no longer makes this part, and there's no substitute part
Control panel diagram
Handle Bar
Part #39184300
The manufacturer no longer makes this part, and there's no substitute part
Motor and walking belt assembly diagram
Lock Nut
Part #25011100
The manufacturer no longer makes this part, and there's no substitute part
Motor and walking belt assembly diagram
Rear Roller
Part #39183000
The manufacturer no longer makes this part, and there's no substitute part
Unit parts diagram
Bolt
Part #22000600
The manufacturer no longer makes this part, and there's no substitute part
Control panel diagram
Power Switch
Part #37021200
The manufacturer no longer makes this part, and there's no substitute part
Control panel diagram
Reset Switch
Part #37010500
The manufacturer no longer makes this part, and there's no substitute part
Most common symptoms to help you fix your fitness & exercise
Choose a symptom to see related treadmill repairs.
Main causes: bad resistance motor, faulty control console, wiring failure…
Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…
Repair guides for treadmills
These step-by-step repair guides will help you safely fix what’s broken on your treadmill.
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…
Repair time and Difficulty
45 minutes or less
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…
Repair time and Difficulty
30 minutes or less
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'…
Repair time and Difficulty
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.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
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