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Horizon DT850 treadmill

Horizon DT850 treadmill Parts

Here are the diagrams and repair parts for Horizon DT850 treadmill, as well as links to manuals and error code tables, if available.

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Browse Parts for DT850 Fitness & Exercise

  • Reed Switch for Horizon DT850 - Part MC0403014A

    Treadmill assy diagram

    Reed Switch

    Part #MC0403014A

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

  • Spd Sensor for Horizon DT850 - Part SSED080434BA

    Treadmill assy diagram

    Spd Sensor

    Part #SSED080434BA

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

  • Rr Rollers for Horizon DT850 - Part SM0908017A

    Treadmill assy diagram

    Rr Rollers

    Part #SM0908017A

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

  • Membr Key for Horizon DT850 - Part MC0602236B

    Treadmill assy diagram

    Membr Key

    Part #MC0602236B

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

  • Decal for Horizon DT850 - Part MG0215148A

    Treadmill assy diagram

    Decal

    Part #MG0215148A

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

  • Fan for Horizon DT850 - Part MC0103004A

    Treadmill assy diagram

    Fan

    Part #MC0103004A

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

  • Washer for Horizon DT850 - Part MZE0502033

    Treadmill assy diagram

    Washer

    Part #MZE0502033

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

  • Cable for Horizon DT850 - Part MC0525034B

    Treadmill assy diagram

    Cable

    Part #MC0525034B

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

  • Side Rail for Horizon DT850 - Part SZTM166RAL-2

    Treadmill assy diagram

    Side Rail

    Part #SZTM166RAL-2

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

  • Decal for Horizon DT850 - Part MG0234075A

    Treadmill assy diagram

    Decal

    Part #MG0234075A

    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 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…

Repair time and Difficulty

 30 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'…

Repair time and Difficulty

 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…

Repair time and Difficulty

 45 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.

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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