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Horizon CST4.6 treadmill Parts

Here are the diagrams and repair parts for Horizon CST4.6 treadmill, as well as links to manuals and error code tables, if available.

Horizon CST4.6 treadmill
By Schematic
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This is the number corresponding to the part on the diagram / schematic

Browse Parts for CST4.6 Fitness & Exercise

  • Overlay, Start/stop for Horizon CST4.6 - Part MC0601790AX

    Treadmill diagram

    Overlay, Start/stop

    Part #MC0601790AX

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

  • Screw for Horizon CST4.6 - Part MZE0104112

    Treadmill diagram

    Screw

    Part #MZE0104112

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

  • Reed Switch for Horizon CST4.6 - Part MC0403015A

    Treadmill diagram

    Reed Switch

    Part #MC0403015A

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

  • Upper Control Board With Soldered Heart Rate Receiver for Horizon CST4.6 - Part SJED01245AAX

    Treadmill diagram

    Upper Control Board With Soldered Heart Rate Receiver

    Part #SJED01245AAX

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

  • Console Shell-front for Horizon CST4.6 - Part MB0617138BA

    Treadmill diagram

    Console Shell-front

    Part #MB0617138BA

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

  • Washer for Horizon CST4.6 - Part MZE0502197A

    Treadmill diagram

    Washer

    Part #MZE0502197A

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

  • Motor Cover Decal for Horizon CST4.6 - Part MG0102254AX

    Treadmill diagram

    Motor Cover Decal

    Part #MG0102254AX

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

  • Screw for Horizon CST4.6 - Part ME0102082

    Treadmill diagram

    Screw

    Part #ME0102082

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

  • T-wrench for Horizon CST4.6 - Part MZE1002003

    Treadmill diagram

    T-wrench

    Part #MZE1002003

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

  • Base Frame for Horizon CST4.6 - Part SZTM208BFM

    Treadmill diagram

    Base Frame

    Part #SZTM208BFM

    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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