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Horizon
Treadmill

Model # 4.0T ELITE Official Horizon treadmill

Here are the diagrams and repair parts for Official Horizon 40T-ELITE treadmill, as well as links to manuals and error code tables, if available.

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  • 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”.

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

Model diagram and schematic

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ALL PARTS
Showing 10 of 121 parts  |
Breaker MC0702011
#P04

Treadmill assembly diagram

Breaker

Part #MC0702011

Replaced by #003346-00

?
Manufacturer substitution
This part replaces MC0702011. Substitute parts can look different from the original.
$14.80
In Stock
Socket MC0703023
#P11

Treadmill assembly diagram

Socket

Part #MC0703023

Replaced by #019749-A

?
Manufacturer substitution
This part replaces MC0703023. Substitute parts can look different from the original.
This item is not returnable
$9.62 | 
9% OFF Phone Price : $10.62
Back Order
T-wrench MZE1002003

#NI13

All parts diagram

T-wrench

Part #MZE1002003

Replaced by #005393-00

?
Manufacturer substitution
This part replaces MZE1002003. Substitute parts can look different from the original.
$8.50
In Stock
Sensor MC0510031D
#P14

Treadmill assembly diagram

Sensor

Part #MC0510031D

Replaced by #002248-D

?
Manufacturer substitution
This part replaces MC0510031D. Substitute parts can look different from the original.
$8.16
In Stock
Console Cable MC0502044A

#NI03

All parts diagram

Console cable

Part #MC0502044A

Replaced by #002103-A

?
Manufacturer substitution
This part replaces MC0502044A. Substitute parts can look different from the original.
$25.94
In Stock
Spring ME1106009A
#U11

Treadmill assembly diagram

Spring

Part #ME1106009A

Replaced by #005448-A

?
Manufacturer substitution
This part replaces ME1106009A. Substitute parts can look different from the original.
This item is not returnable
$3.43
In Stock
Sw Cable MC0403003B
#N23

Treadmill assembly diagram

Sw cable

Part #MC0403003B

Replaced by #001956-C

?
Manufacturer substitution
This part replaces MC0403003B. Substitute parts can look different from the original.
This item is not returnable
$5.43
In Stock
Rear Roller SM0908015A
#AR2

Treadmill assembly diagram

Rear roller

Part #SM0908015A

Replaced by #014682-B

?
Manufacturer substitution
This part replaces SM0908015A. Substitute parts can look different from the original.
$119.99
In Stock
Switch MC0701002
#P02

Treadmill assembly diagram

Switch

Part #MC0701002

Replaced by #003326-00

?
Manufacturer substitution
This part replaces MC0701002. Substitute parts can look different from the original.
$27.79 | 
18% OFF Phone Price : $33.79
In Stock
Bottle MB1102001A

#NI08

All parts diagram

Bottle

Part #MB1102001A

Replaced by #1000092805

?
Manufacturer substitution
This part replaces MB1102001A. Substitute parts can look different from the original.
This item is not returnable
$16.01 | 
11% OFF Phone Price : $18.01
In Stock

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…

Read more
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'…

Read more
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…

Read more
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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