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NordicTrack
Treadmill

Model # NTL12951 Official NordicTrack c2270 treadmill

Here are the diagrams and repair parts for Official NordicTrack NTL12951 c2270 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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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 145 parts  |
Weslo Treadmill Frame Bushing 219550

#NI01

All parts diagram

Weslo treadmill frame bushing

Part #219550

This item is not returnable
$2.16
In Stock
Treadmill Transport Wheel 052012

#89

All parts diagram

Treadmill transport wheel

Part #052012

This item is not returnable
$2.16
In Stock
Toyostove Treadmill Reed Switch And Sensor Wire (replaces 160068, 249538) 165798

#22

All parts diagram

Toyostove treadmill reed switch and sensor wire (replaces 160068, 249538)

Part #165798

This item is not returnable
$10.19 | 
16% OFF Phone Price : $12.19
In Stock
Toyostove Exercise Equipment Rubber Pad 157600
Toyostove exercise equipment rubber pad

Part #157600

This item is not returnable
$2.16
In Stock
Image Belt Guide 198639

#12

All parts diagram

Image belt guide

Part #198639

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

#20

All parts diagram

Black & decker treadmill nut

Part #119425

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
Mtr,drive,ar 222703

#25

All parts diagram

Mtr,drive,ar

Part #222703

Replaced by #286633

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Manufacturer substitution
This part replaces 222703. Substitute parts can look different from the original.
$293.39 | 
$12.00 OFF Phone Price : $305.39
In Stock
Image Exercise Equipment Lock Washer 014123

#118

All parts diagram

Image exercise equipment lock washer

Part #014123

This item is not returnable
$2.16
In Stock
Om,ntl12951 220437

#NI16

All parts diagram

Om,ntl12951

Part #220437

This item is not returnable
$3.99
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…

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.

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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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