Horizon
Treadmill

Model #910T Official Horizon treadmill

Here are the diagrams and repair parts for Horizon 910T treadmill, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

    Showing 10 of 99 parts

    Treadmill Nut#M14

    Treadmill Diagram

    Nut

    Part #MZE0204005
    Replaced by #004926-00
    ?
    Manufacturer substitution
    This part replaces MZE0204005. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.73
    Treadmill Circuit Breaker#P12

    Treadmill Diagram

    Breaker

    Part #MC0702011
    Replaced by #003346-00
    ?
    Manufacturer substitution
    This part replaces MC0702011. Substitute parts can look different from the original.
    In Stock
    $22.76
    Exercise Equipment Nut

    See All Related Diagrams

    Nut

    Part #MZE0204027
    Replaced by #004934-00
    ?
    Manufacturer substitution
    This part replaces MZE0204027. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.26
    Exercise Equipment Washer#K19

    Treadmill Diagram

    Washer

    Part #MZE0505033
    Replaced by #005196-00
    ?
    Manufacturer substitution
    This part replaces MZE0505033. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.26
    Lock Washer

    See All Related Diagrams

    Lock washer

    Part #MZE0501007

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

    Treadmill Wire Harness#P13

    Treadmill Diagram

    Cable

    Part #MC0503001B
    Replaced by #002124-B
    ?
    Manufacturer substitution
    This part replaces MC0503001B. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.47
    Exercise Equipment Washer

    See All Related Diagrams

    Washer

    Part #MZE0502017
    Replaced by #020425-00
    ?
    Manufacturer substitution
    This part replaces MZE0502017. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16
    Exercise Equipment Screw

    See All Related Diagrams

    Screw

    Part #MZE0107023
    Replaced by #004620-00
    ?
    Manufacturer substitution
    This part replaces MZE0107023. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16
    Treadmill Bolt#B24

    Treadmill Diagram

    Deck bolt

    Part #MZE0105005
    Replaced by #004562-00
    ?
    Manufacturer substitution
    This part replaces MZE0105005. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16
    Exercise Equipment Nut#K15

    Treadmill Diagram

    Nylon nut

    Part #ME0204025
    Replaced by #004941-00
    ?
    Manufacturer substitution
    This part replaces ME0204025. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16

    Symptoms for treadmills

    Choose a symptom to see related treadmill repairs.

    Main causes: faulty sensors, wiring failure, bad control console
    Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor control board
    Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor
    Main causes: bad control console, wiring failure, bad motor control board
    Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor
    Main causes: damaged walking belt, improper belt tension, bad roller bearing
    Main causes: rear roller out of alignment, damaged walking belt, bad roller

    Repair guides for treadmills

    These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

    June 1, 2015
    By Lyle Weischwill
    How to replace a treadmill motor controller

    Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the motor correctly.

    Repair difficulty
    Time required
     15 minutes or less
    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 these steps.

    Repair difficulty
    Time required
     45 minutes or less
    June 1, 2015
    By Lyle Weischwill
    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't run.

    Repair difficulty
    Time required
     15 minutes or less

    Articles and videos common to all fitness & exercise

    Use the advice and tips in these articles and videos to get the most out of your treadmill.

    June 29, 2022

    Top questions about Sears and Sears PartsDirect

    By Lyle Weischwill

    Get answers to frequently asked questions about Sears and Sears PartsDirect.