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Horizon
Elliptical Machine

Model # ENDURANCE 300 Official Horizon elliptical machine

Here are the diagrams and repair parts for Official Horizon ENDURANCE-300 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.

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 162 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 MZE0505042A
#G23

Elliptical assembly diagram

Washer

Part #MZE0505042A

Replaced by #005200-A

?
Manufacturer substitution
This part replaces MZE0505042A. Substitute parts can look different from the original.
This item is not returnable
$2.50
In Stock
Ac Adapter MC0714069A
#P09

Elliptical assembly diagram

Ac adapter

Part #MC0714069A

Replaced by #003478-A2

?
Manufacturer substitution
This part replaces MC0714069A. Substitute parts can look different from the original.
$57.79 | 
9% OFF Phone Price : $63.79
In Stock
Spacer MJ3310001
#R27

Elliptical assembly diagram

Spacer

Part #MJ3310001

Replaced by #013111-Z

?
Manufacturer substitution
This part replaces MJ3310001. Substitute parts can look different from the original.
$86.89 | 
6% OFF Phone Price : $92.89
In Stock
Washer MZE0506011
#G19

Elliptical assembly diagram

Washer

Part #MZE0506011

Replaced by #005227-Z

?
Manufacturer substitution
This part replaces MZE0506011. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Wrench MZE1001002

#NI12

All parts diagram

Wrench

Part #MZE1001002

Replaced by #005382-00

?
Manufacturer substitution
This part replaces MZE1001002. Substitute parts can look different from the original.
This item is not returnable
$3.49
In Stock
Power Socket MB0624006A
#Q19

Elliptical assembly diagram

Power socket

Part #MB0624006A

Replaced by #001161-C

?
Manufacturer substitution
This part replaces MB0624006A. Substitute parts can look different from the original.
This item is not returnable
$3.00
In Stock
Axle Set SZEP22PAX
#R01A

Elliptical assembly diagram

Axle set

Part #SZEP22PAX

Replaced by #013178-Z

?
Manufacturer substitution
This part replaces SZEP22PAX. Substitute parts can look different from the original.
$80.49
In Stock
Side Cover MB0203041C
#Q01A

Elliptical assembly diagram

Side cover

Part #MB0203041C

Replaced by #000130-F

?
Manufacturer substitution
This part replaces MB0203041C. Substitute parts can look different from the original.
$29.60
In Stock
Insert MZE0301009
Insert

Part #MZE0301009

Replaced by #004972-00

?
Manufacturer substitution
This part replaces MZE0301009. 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 does my elliptical make squeaking noises?

Main cause: lack of lubrication on pivot points…

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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 can't my elliptical detect my heart rate?

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

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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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How do I tighten elliptical handle bars?

Main causes: loose fastening bolts, damaged handle bars…

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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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Why does my elliptical rock?

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

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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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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.…

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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.…

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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.…

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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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