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Weslo
Treadmill

Model # TLTL21040 Official Weslo treadmill

Here are the diagrams and repair parts for Official Weslo TLTL21040 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 113 parts  |
Black & Decker Treadmill Washer 014063
#3

Unit parts diagram

Black & decker treadmill washer

Part #014063

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Choke,5.5mh 031238
#81

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
Walking Belt Assembly 126430
#96

Unit parts diagram

Walking belt assembly

Part #126430

Replaced by #124882

?
Manufacturer substitution
This part replaces 126430. Substitute parts can look different from the original.
$54.79 | 
10% OFF Phone Price : $60.79
In Stock
Weider Exercise Equipment Hex Nut 105477
#91

Unit parts diagram

Weider exercise equipment hex nut

Part #105477

This item is not returnable
$2.16
In Stock
Lifestyler Flwh,p/f/f,1 108277
#86

Unit parts diagram

Lifestyler flwh,p/f/f,1

Part #108277

$36.49
In Stock
Screw,abslot 120866
#43

Unit parts diagram

Screw,abslot

Part #120866

This item is not returnable
$2.16
In Stock
Weider Exercise Equipment Screw 013028
#65

Unit parts diagram

Weider exercise equipment screw

Part #013028

This item is not returnable
$2.16
In Stock
Wire,14-1,bl 101799

#NI

All parts diagram

Wire,14-1,bl

Part #101799

This item is not returnable
$2.99
In Stock
Exercise Equipment Hex Nut 012056
#38

Unit parts diagram

Exercise equipment hex nut

Part #012056

This item is not returnable
$2.16
In Stock
Exercise Equipment Screw 120630
#46

Unit parts diagram

Exercise equipment screw

Part #120630

This item is not returnable
$2.16
In Stock

Symptoms for treadmills

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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…

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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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