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Horizon QUANTUM treadmill

Horizon QUANTUM treadmill Parts

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

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Browse Parts for QUANTUM Fitness & Exercise

  • Run Deck for Horizon QUANTUM - Part MD0701018

    Treadmill assembly diagram

    Run Deck

    Part #MD0701018

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

  • Mast for Horizon QUANTUM - Part SP0019001

    Treadmill assembly diagram

    Mast

    Part #SP0019001

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

  • Ring for Horizon QUANTUM - Part MR0027001B

    Treadmill assembly diagram

    Ring

    Part #MR0027001B

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

  • Hardware Pack for Horizon QUANTUM - Part ME0605014C

    #NI01

    All parts diagram

    Hardware Pack

    Part #ME0605014C

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

  • Core for Horizon QUANTUM - Part MC0704005

    Treadmill assembly diagram

    Core

    Part #MC0704005

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

  • Decal for Horizon QUANTUM - Part MG0256001

    Treadmill assembly diagram

    Decal

    Part #MG0256001

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

  • End Cap for Horizon QUANTUM - Part MB0609040

    #NI05

    All parts diagram

    End Cap

    Part #MB0609040

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

  • Breaker for Horizon QUANTUM - Part MC0702011

    Treadmill assembly diagram

    Breaker

    Part #MC0702011

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

  • Guide Assembly for Horizon QUANTUM - Part MH0204028B

    #NI03

    All parts diagram

    Guide Assembly

    Part #MH0204028B

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

  • Rail Lock for Horizon QUANTUM - Part MJ1058001C

    Treadmill assembly diagram

    Rail Lock

    Part #MJ1058001C

    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

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

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

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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