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NordicTrack
Treadmill

Model # NTL19921 Official NordicTrack e3500 treadmill

Here are the diagrams and repair parts for Official NordicTrack NTL19921 e3500 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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ALL PARTS
Showing 10 of 172 parts  |
Treadmill Walking Belt Alignment Tool (replaces 161927) 128457
Treadmill walking belt alignment tool (replaces 161927)

Part #128457

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
Back Order
Black & Decker Treadmill Power Cord (replaces 031033, 031143, 031147, 247991) 031229

#42

All parts diagram

Black & decker treadmill power cord (replaces 031033, 031143, 031147, 247991)

Part #031229

$11.39 | 
15% OFF Phone Price : $13.39
In Stock
Treadmill Safety Key Assembly 160695
Treadmill safety key assembly

Part #160695

This item is not returnable
$5.99
In Stock
Magnet,rnd,m 100498

#7

All parts diagram

Magnet,rnd,m

Part #100498

Replaced by #113842

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Manufacturer substitution
This part replaces 100498. Substitute parts can look different from the original.
This item is not returnable
$2.16
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Black & Decker Treadmill Washer 014063

#34

All parts diagram

Black & decker treadmill washer

Part #014063

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
Back Order
Fan 193781

#107

All parts diagram

Fan

Part #193781

Replaced by #188015

?
Manufacturer substitution
This part replaces 193781. Substitute parts can look different from the original.
This item is not returnable
$16.09 | 
11% OFF Phone Price : $18.09
Back Order
Toyostove Treadmill Circuit Breaker 186726

#41

All parts diagram

Toyostove treadmill circuit breaker

Part #186726

This item is not returnable
$8.99
In Stock
Weslo Exercise Equipment Screw 130659

#15

All parts diagram

Weslo exercise equipment screw

Part #130659

This item is not returnable
$2.16
In Stock
Cotter Pin 015044

#126

All parts diagram

Cotter pin

Part #015044

This item is not returnable
$2.16
In Stock
Treadmill Front Roller And Pulley (replaces 195283) 204502

#8

All parts diagram

Treadmill front roller and pulley (replaces 195283)

Part #204502

$72.99
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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