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Horizon
Treadmill

Model # 1.1T Official Horizon treadmill

Here are the diagrams and repair parts for Official Horizon 11T 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 73 parts  |
Console Set SZTM137CNS
#AN1D

Treadmill diagram

Console set

Part #SZTM137CNS

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

Air Shock ML0211016A
#B56

Treadmill diagram

Air shock

Part #ML0211016A

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

Membrane Key Speed/elevation Tm136 (1 Pcs) MC0602200A
#N02B

Treadmill diagram

Membrane key speed/elevation tm136 (1 pcs)

Part #MC0602200A

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

Overlay MC0601168A
#N03

Treadmill diagram

Overlay

Part #MC0601168A

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

Guide Assembly MH0204337A
#V32

Treadmill diagram

Guide assembly

Part #MH0204337A

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

Bolt MZE0104055
#U16

Treadmill diagram

Bolt

Part #MZE0104055

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

Decal Left Side Cover Tm102-v43a (1 Pcs) MG0214062A
#V43

Treadmill diagram

Decal left side cover tm102-v43a (1 pcs)

Part #MG0214062A

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

Decal-getting Started MG0256089A
Decal-getting started

Part #MG0256089A

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

Decal-b MG0256064A
#V06

Treadmill diagram

Decal-b

Part #MG0256064A

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

Console Cover Only MB0617078AA
#N07

Treadmill diagram

Console cover only

Part #MB0617078AA

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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