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Proform
Treadmill

Model # PF904520 Official Proform proform esp 8 treadmill

Here are the diagrams and repair parts for Official Proform PF904520 proform esp 8 treadmill, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 98 parts  |
Walking Belt Assembly 130475
#44

Unit parts diagram

Walking belt assembly

Part #130475

Replaced by #134483

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Manufacturer substitution
This part replaces 130475. Substitute parts can look different from the original.
BEST SELLER
$62.39 | 
9% OFF Phone Price : $68.39
In Stock
Treadmill Circuit Breaker, 15-amp (replaces 031103, 127202, 173322) 109382
#27

Unit parts diagram

Treadmill circuit breaker, 15-amp (replaces 031103, 127202, 173322)

Part #109382

This item is not returnable
$9.39 | 
10% OFF Phone Price : $10.39
In Stock
Choke,5.5mh 031238
#20

Unit parts diagram

Choke,5.5mh

Part #031238

Replaced by #130993

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Manufacturer substitution
This part replaces 031238. Substitute parts can look different from the original.
$34.19 | 
15% OFF Phone Price : $40.19
In Stock
Assy,clip/ro 109740
#3

Unit parts diagram

Assy,clip/ro

Part #109740

Replaced by #106337

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Manufacturer substitution
This part replaces 109740. Substitute parts can look different from the original.
This item is not returnable
$6.59 | 
13% OFF Phone Price : $7.59
In Stock
Nut,hex Nyl 012082
#41

Unit parts diagram

Nut,hex nyl

Part #012082

The manufacturer no longer makes this part, and there's no substitute part

Nordictrack Exercise Equipment Push Nut, 1-in 108778
#75

Unit parts diagram

Nordictrack exercise equipment push nut, 1-in

Part #108778

This item is not returnable
$2.16
In Stock
Pin,x-tree,p 104623
#29

Unit parts diagram

Pin,x-tree,p

Part #104623

This item is not returnable
$2.16
In Stock
Weider Exercise Equipment Hex Nut 105477
#47

Unit parts diagram

Weider exercise equipment hex nut

Part #105477

This item is not returnable
$2.16
In Stock
Exercise Equipment Flat Washer 014127
#31

Unit parts diagram

Exercise equipment flat washer

Part #014127

This item is not returnable
$2.16
In Stock
Screw 102959
#11

Unit parts diagram

Screw

Part #102959

This item is not returnable
$2.16
In Stock

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Repair guides for treadmills

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

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

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Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

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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 treadmill.

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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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