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Weslo
Treadmill

Model # WLTL90551 Official Weslo cadence 905 treadmill

Here are the diagrams and repair parts for Official Weslo WLTL90551 cadence 905 treadmill, 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 111 parts  |
Treadmill Safety Key (replaces 125589, 153017) 119038
#6

Unit parts diagram

Treadmill safety key (replaces 125589, 153017)

Part #119038

BEST SELLER
This item is not returnable
$3.14 | 
24% OFF Phone Price : $4.14
In Stock
Walking Belt 127699
#56

Unit parts diagram

Walking belt

Part #127699

Replaced by #134483

?
Manufacturer substitution
This part replaces 127699. Substitute parts can look different from the original.
$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
Belt 118017
#83

Unit parts diagram

Belt

Part #118017

Replaced by #220769

?
Manufacturer substitution
This part replaces 118017. Substitute parts can look different from the original.
This item is not returnable
$15.29 | 
12% OFF Phone Price : $17.29
In Stock
Black & Decker Exercise Equipment Screw 013438
#1

Unit parts diagram

Black & decker exercise equipment screw

Part #013438

This item is not returnable
$2.16
In Stock
Black & Decker Exercise Equipment Hex Nut 120867
#79

Unit parts diagram

Black & decker exercise equipment hex nut

Part #120867

This item is not returnable
$2.16
In Stock
Weslo Om,wltl90551 127256

#NI

All parts diagram

Weslo om,wltl90551

Part #127256

This item is not returnable
$2.49
In Stock
Black & Decker Treadmill Power Control Board Support 125819
#52

Unit parts diagram

Black & decker treadmill power control board support

Part #125819

This item is not returnable
$2.16
In Stock
Wshr,flat,ny 124009
#48

Unit parts diagram

Wshr,flat,ny

Part #124009

This item is not returnable
$2.16
In Stock
Exercise Equipment Flat Washer 014127
#33

Unit parts diagram

Exercise equipment flat washer

Part #014127

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 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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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 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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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 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
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.

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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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