Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Proform
Treadmill

Model # PFTL55820 Official Proform proform cx8i treadmill

Here are the diagrams and repair parts for Official Proform PFTL55820 proform cx8i treadmill, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 145 parts  |
Weslo Treadmill Foot, Rear (replaces 186829) 157096

#59

All parts diagram

Weslo treadmill foot, rear (replaces 186829)

Part #157096

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Black & Decker Exercise Equipment Screw 105444

#65

All parts diagram

Black & decker exercise equipment screw

Part #105444

This item is not returnable
$2.16
In Stock
Treadmill Spacer 157209

#11

All parts diagram

Treadmill spacer

Part #157209

This item is not returnable
$2.16
In Stock
Toyostove Exercise Equipment Rubber Pad 157600

#97

All parts diagram

Toyostove exercise equipment rubber pad

Part #157600

This item is not returnable
$2.16
In Stock
Black & Decker Treadmill Nut 119425

#15

All parts diagram

Black & decker treadmill nut

Part #119425

This item is not returnable
$2.16
In Stock
Weider Treadmill Pan Fastener 138853

#47

All parts diagram

Weider treadmill pan fastener

Part #138853

This item is not returnable
$2.16
In Stock
Exercise Equipment Rubber Pad 126650
Exercise equipment rubber pad

Part #126650

This item is not returnable
$2.16
In Stock
Black & Decker Power Cord Grommet 173169

#28

All parts diagram

Black & decker power cord grommet

Part #173169

This item is not returnable
$2.16
In Stock
Cntrlr,mc60, 184695

#24

All parts diagram

Cntrlr,mc60,

Part #184695

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

Spcr,plstc,1 148659

#112

All parts diagram

Spcr,plstc,1

Part #148659

This item is not returnable
$2.16
In Stock

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

View all

Why does my treadmill's walking belt slow down?

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

Read more

Why is my treadmill's walking belt slipping?

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

Read more

Why is my treadmill's walking belt off center?

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

Read more

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…

Read more

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

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

Read more

Why does my treadmill have no display?

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

Read more

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…

Read more

Repair guides for treadmills

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

View all
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…

Read more
Repair difficulty
Time required
 15 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'…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more
Repair difficulty
Time required
 30 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.

View all
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.…

Read more

Parts & More

Health & Wellness
Health & wellness Parts