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NordicTrack
Treadmill

Model # NTTL79060 Official NordicTrack treadmill

Here are the diagrams and repair parts for Official NordicTrack NTTL79060 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 108 parts  |
Treadmill Safety Key (replaces 125589, 153017) 119038
#81

Unit parts diagram

Treadmill safety key (replaces 125589, 153017)

Part #119038

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Walking Belt Assembly 135948
#102

Unit parts diagram

Walking belt assembly

Part #135948

Replaced by #173063

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Manufacturer substitution
This part replaces 135948. Substitute parts can look different from the original.
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$77.49 | 
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Black & Decker Exercise Equipment Screw 105444
#28

Unit parts diagram

Black & decker exercise equipment screw

Part #105444

This item is not returnable
$2.16
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Belt 118017
#60

Unit parts diagram

Belt

Part #118017

Replaced by #220769

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Manufacturer substitution
This part replaces 118017. Substitute parts can look different from the original.
This item is not returnable
$15.29 | 
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Treadmill Transport Wheel 052012
#53

Unit parts diagram

Treadmill transport wheel

Part #052012

This item is not returnable
$2.16
In Stock
Exercise Equipment Hex Nut 012056
#54

Unit parts diagram

Exercise equipment hex nut

Part #012056

This item is not returnable
$2.16
In Stock
Image Exercise Equipment Star Washer 014088
#123

Unit parts diagram

Image exercise equipment star washer

Part #014088

This item is not returnable
$2.16
In Stock
Exercise Equipment Handle End Cap, 1.5-in 116980
#51

Unit parts diagram

Exercise equipment handle end cap, 1.5-in

Part #116980

This item is not returnable
$2.16
In Stock
Weider Treadmill Screw 129168
#16

Unit parts diagram

Weider treadmill screw

Part #129168

This item is not returnable
$2.16
In Stock
Clamp,plstc, 016029
#107

Unit parts diagram

Clamp,plstc,

Part #016029

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…

Read more
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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