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Horizon CST3.5X treadmill Parts

Here are the diagrams and repair parts for Horizon CST3.5X treadmill, as well as links to manuals and error code tables, if available.

Horizon CST3.5X treadmill
By Schematic
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This is the number corresponding to the part on the diagram / schematic

Browse Parts forCST3.5X Fitness & Exercise

  • Washer for Horizon CST3.5X - Part MZE0504014

    Treadmill diagram

    Washer

    Part #MZE0504014

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

  • Washer for Horizon CST3.5X - Part MZE0502186A

    Treadmill diagram

    Washer

    Part #MZE0502186A

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

  • Screw (2 Pcs) for Horizon CST3.5X - Part MZE0107081A

    Treadmill diagram

    Screw (2 Pcs)

    Part #MZE0107081A

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

  • Screw for Horizon CST3.5X - Part ME0102042

    Treadmill diagram

    Screw

    Part #ME0102042

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

  • Double Sided Foam Tape (2 Pcs) for Horizon CST3.5X - Part MB0403068AA

    Treadmill diagram

    Double Sided Foam Tape (2 Pcs)

    Part #MB0403068AA

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

  • Screw for Horizon CST3.5X - Part MZE0107013

    Treadmill diagram

    Screw

    Part #MZE0107013

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

  • Motor Flywheel (1 Pcs) for Horizon CST3.5X - Part MD0103029A

    Treadmill diagram

    Motor Flywheel (1 Pcs)

    Part #MD0103029A

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

  • Kss Tool for Horizon CST3.5X - Part MB0906002

    Treadmill diagram

    Kss Tool

    Part #MB0906002

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

  • Console for Horizon CST3.5X - Part MB0617080CB

    Treadmill diagram

    Console

    Part #MB0617080CB

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

  • C-clip for Horizon CST3.5X - Part MZE0701001

    Treadmill diagram

    C-clip

    Part #MZE0701001

    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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