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Horizon
Elliptical Machine

Model # ESC3 Official Horizon elliptical machine

Here are the diagrams and repair parts for Official Horizon ESC3 elliptical machine, 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 144 parts  |
Nut MZE0204005
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
$2.16
In Stock
Washer MZE0505038
#G51

Elliptical assembly diagram

Washer

Part #MZE0505038

Replaced by #005198-00

?
Manufacturer substitution
This part replaces MZE0505038. Substitute parts can look different from the original.
This item is not returnable
$4.26
In Stock
End Cap MB0609040
#G36

Elliptical assembly diagram

End cap

Part #MB0609040

Replaced by #000920-00

?
Manufacturer substitution
This part replaces MB0609040. Substitute parts can look different from the original.
This item is not returnable
$2.80
In Stock
Sleeve MB0604003
#S07

Elliptical assembly diagram

Sleeve

Part #MB0604003

Replaced by #000827-00

?
Manufacturer substitution
This part replaces MB0604003. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
C-clip MZE0902006
#R33

Elliptical assembly diagram

C-clip

Part #MZE0902006

Replaced by #005361-00

?
Manufacturer substitution
This part replaces MZE0902006. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Screw MZE0114034
#G11

Elliptical assembly diagram

Screw

Part #MZE0114034

Replaced by #004849-00

?
Manufacturer substitution
This part replaces MZE0114034. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Ball Bearing MD0503004
#R21

Elliptical assembly diagram

Ball bearing

Part #MD0503004

Replaced by #004102-00

?
Manufacturer substitution
This part replaces MD0503004. Substitute parts can look different from the original.
$8.18
In Stock
Nut MZE0204004
#S17

Elliptical assembly diagram

Nut

Part #MZE0204004

Replaced by #004925-00

?
Manufacturer substitution
This part replaces MZE0204004. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Washer MJ1312002A
#G33

Elliptical assembly diagram

Washer

Part #MJ1312002A

Replaced by #008061-A

?
Manufacturer substitution
This part replaces MJ1312002A. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Nut MZE0201012
#R16

Elliptical assembly diagram

Nut

Part #MZE0201012

Replaced by #004891-00

?
Manufacturer substitution
This part replaces MZE0201012. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

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Why is my elliptical's console display dim?

Main causes: weak batteries, loose wires, faulty control console…

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How do I tighten elliptical handle bars?

Main causes: loose fastening bolts, damaged handle bars…

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Why won't my elliptical's console turn on?

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

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Why can't my elliptical detect my heart rate?

Main causes: dirty heart rate sensors, wiring failure, bad control console…

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Why does my elliptical display the wrong speed?

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

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Why does my elliptical make squeaking noises?

Main cause: lack of lubrication on pivot points…

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Why won't my elliptical's pedal resistance change?

Main causes: bad resistance motor, faulty control console, wiring failure…

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Why does my elliptical rock?

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

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Repair guides for elliptical machines

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

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How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

Read more
Repair difficulty
Time required
 15 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 elliptical.

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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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