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Fitness & Exercise

Model # PFMC77752 Official Proform air walker

Here are the diagrams and repair parts for Official Proform PFMC77752 air walker, 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 67 parts  |
Treadmill Walking Belt Alignment Tool (replaces 161927) 128457

#NI

All parts diagram

Treadmill walking belt alignment tool (replaces 161927)

Part #128457

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
#4 X 1/4" Screw 129101
#49

Unit parts diagram

#4 x 1/4" screw

Part #129101

This item is not returnable
$2.16
In Stock
Om,pfmc77752 129779

#NI

All parts diagram

Om,pfmc77752

Part #129779

This item is not returnable
$2.49
In Stock
Lifestyler Right Decal 129494

#NI

All parts diagram

Lifestyler right decal

Part #129494

This item is not returnable
$2.16
In Stock
Exercise Equipment Screw 013544
Exercise equipment screw

Part #013544

This item is not returnable
$4.99
In Stock
3/8" X 1 3/4" Bolt 013399
#29

Unit parts diagram

3/8" x 1 3/4" bolt

Part #013399

This item is not returnable
$2.16
In Stock
Exercise Equipment Rubber Pad 126650
#37

Unit parts diagram

Exercise equipment rubber pad

Part #126650

This item is not returnable
$2.16
In Stock
Black & Decker Exercise Equipment Bolt 124123
Black & decker exercise equipment bolt

Part #124123

This item is not returnable
$2.99
In Stock
Magnet,rnd,1 107094
#48

Unit parts diagram

Magnet,rnd,1

Part #107094

This item is not returnable
$2.16
In Stock
Healthrider Nut,h Nyl Lo 012081
#34

Unit parts diagram

Healthrider nut,h nyl lo

Part #012081

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 rock?

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

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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 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 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 can't my elliptical detect my heart rate?

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

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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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