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Horizon
Treadmill

Model # 4.1T Official Horizon treadmill

Here are the diagrams and repair parts for Official Horizon 41T treadmill, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 79 parts  |
Handle Bar Set (2) SP0020008AA
#AG1

Treadmill diagram

Handle bar set (2)

Part #SP0020008AA

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

Screw MZE0104077
#R08

Treadmill diagram

Screw

Part #MZE0104077

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

Nut MZE0203008
#H48

Treadmill diagram

Nut

Part #MZE0203008

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

Decal-motor Cover, Logo MG0214106A
#V02

Treadmill diagram

Decal-motor cover, logo

Part #MG0214106A

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

Hook,foot SP0027001AC
#L12

Treadmill diagram

Hook,foot

Part #SP0027001AC

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

Handlebar Cover MB0605029AA
#Q28

Treadmill diagram

Handlebar cover

Part #MB0605029AA

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

Fold Frame SP0018001AC
#AB3

Treadmill diagram

Fold frame

Part #SP0018001AC

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

Bolt MZE0112002
#L21

Treadmill diagram

Bolt

Part #MZE0112002

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

Cons Frame SP0007041AA
#AN2

Treadmill diagram

Cons frame

Part #SP0007041AA

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

Hardware Kit SM0039035A
#KIT

Treadmill diagram

Hardware kit

Part #SM0039035A

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

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

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How to replace a treadmill motor controller

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…

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Repair difficulty
Time required
 15 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'…

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Repair difficulty
Time required
 15 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…

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Repair difficulty
Time required
 30 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.

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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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