Lifestyler
Treadmill

Model #29550 Official Lifestyler active track motorized treadmill

Here are the diagrams and repair parts for Lifestyler 29550 active track motorized treadmill, as well as links to manuals and error code tables, if available.

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

    Showing 10 of 69 parts

    Treadmill Circuit Breaker, 15-amp#23A

    Unit parts Diagram

    Treadmill circuit breaker, 15-amp

    Part #109382
    BEST SELLER
    This item is not returnable
    Back Order
    $9.39 | 
    10% OFF 
    Phone Price: $10.39
    Treadmill Power Cord#48

    Unit parts Diagram

    Wire,power s

    Part #031006
    Replaced by #031229
    ?
    Manufacturer substitution
    This part replaces 031006. Substitute parts can look different from the original.
    In Stock
    $11.39 | 
    15% OFF 
    Phone Price: $13.39
    Treadmill Transport Wheel#27

    Unit parts Diagram

    Wheel

    Part #052003
    Replaced by #052012
    ?
    Manufacturer substitution
    This part replaces 052003. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16
    Exercise Equipment Hex Nut#28A

    Unit parts Diagram

    Exercise equipment hex nut

    Part #012033
    This item is not returnable
    In Stock
    $2.16
    Exercise Equipment Flat Washer#32A

    Unit parts Diagram

    Washer

    Part #014010
    Replaced by #014073
    ?
    Manufacturer substitution
    This part replaces 014010. Substitute parts can look different from the original.
    This item is not returnable
    Back Order
    $2.16
    Bearing#42C

    Unit parts Diagram

    Bearing

    Part #018009
    In Stock
    $9.99
    Exercise Equipment Flat Washer#16A

    Unit parts Diagram

    Exercise equipment flat washer

    Part #014025
    This item is not returnable
    In Stock
    $2.16
    Screw#39A

    Unit parts Diagram

    Screw

    Part #013062
    This item is not returnable
    In Stock
    $2.99
    Wshr,flat,zp

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    Wshr,flat,zp

    Part #014012
    This item is not returnable
    In Stock
    $2.16
    Belt,v-belt,#11

    Unit parts Diagram

    Belt,v-belt,

    Part #025005

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

    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.