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Lifestyler
Elliptical Machine

Model # 831285770 Official Lifestyler momentum crosstrainer elliptical machine

Here are the diagrams and repair parts for Official Lifestyler 831285770 momentum crosstrainer elliptical machine, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 99 parts  |
Black & Decker Exercise Equipment Lubricating Grease 104838

#NI

All parts diagram

Black & decker exercise equipment lubricating grease

Part #104838

This item is not returnable
$3.89 | 
20% OFF Phone Price : $4.89
In Stock
Wheel 140904
#49

Unit parts diagram

Wheel

Part #140904

Replaced by #286547

?
Manufacturer substitution
This part replaces 140904. Substitute parts can look different from the original.
$27.39 | 
18% OFF Phone Price : $33.39
In Stock
Weider Rear Stabilizer End Cap 139418
#27

Unit parts diagram

Weider rear stabilizer end cap

Part #139418

This item is not returnable
$2.99
In Stock
Endcap,int,r 125022
#88

Unit parts diagram

Endcap,int,r

Part #125022

Replaced by #120733

?
Manufacturer substitution
This part replaces 125022. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Reebok Exercise Equipment Bolt 104536
#19

Unit parts diagram

Reebok exercise equipment bolt

Part #104536

This item is not returnable
$2.99
In Stock
Treadmill Walking Board Pad 129740
#62

Unit parts diagram

Treadmill walking board pad

Part #129740

This item is not returnable
$2.16
In Stock
Elliptical Washer 014132
#52

Unit parts diagram

Elliptical washer

Part #014132

This item is not returnable
$2.16
In Stock
Screw 100244
#40

Unit parts diagram

Screw

Part #100244

This item is not returnable
$2.16
In Stock
Lifestyler Owner's Manual 139804

#NI

All parts diagram

Lifestyler owner's manual

Part #139804

This item is not returnable
$2.16
In Stock
Exercise Equipment Bolt 104581
#59

Unit parts diagram

Exercise equipment bolt

Part #104581

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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