Proform
Fitness & Exercise

Model # PFMC77751 Official Proform airwalker

Here are the diagrams and repair parts for Official Proform PFMC77751 airwalker, 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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Showing 10 of 57 parts  |

Magnet,rnd,m 100498
#48

Unit parts diagram

Magnet,rnd,m

Part #100498

Replaced by #113842

?
Manufacturer substitution
This part replaces 100498. Substitute parts can look different from the original.
This item is not returnable
Back Order
Healthrider Wshr,lock,zp 110468
#50

Unit parts diagram

Healthrider wshr,lock,zp

Part #110468

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

Unit parts diagram

Healthrider nut,h nyl lo

Part #012081

This item is not returnable
In Stock
Healthrider Allen Wrench, 7/32-in 045017

#NI

All parts diagram

Healthrider allen wrench, 7/32-in

Part #045017

This item is not returnable
In Stock
Exercise Equipment Screw 013162
#38

Unit parts diagram

Exercise equipment screw

Part #013162

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

Part #124123

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

Unit parts diagram

Exercise equipment rubber pad

Part #126650

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

Part #013544

This item is not returnable
In Stock
Black & Decker Treadmill Nut 119425
#12

Unit parts diagram

Black & decker treadmill nut

Part #119425

This item is not returnable
In Stock
Screw 122137
Screw

Part #122137

This item is not returnable
In Stock

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

Main cause: lack of lubrication on pivot points…

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

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

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

Main causes: loose fastening bolts, damaged handle bars…

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

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

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

Repair guides for elliptical machines

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

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.…

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.…

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.…

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.

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.…