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NordicTrack
Elliptical Machine

Model # NTST07900 Official NordicTrack mtn 750 elliptical machine

Here are the diagrams and repair parts for Official NordicTrack NTST07900 mtn 750 elliptical machine, 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 107 parts  |
Elliptical Nut 012042
#28

Frame assembly diagram

Elliptical nut

Part #012042

This item is not returnable
$2.16
Back Order
Exercise Equipment Rubber Pad 126650
#21

Frame assembly diagram

Exercise equipment rubber pad

Part #126650

This item is not returnable
$2.16
In Stock
Axle,.75x7.6 170586
#72

Frame assembly diagram

Axle,.75x7.6

Part #170586

$39.99
In Stock
Screw,sbhs,b 178517
#52

Frame assembly diagram

Screw,sbhs,b

Part #178517

This item is not returnable
$2.16
In Stock
Generator,at 171658
#47

Frame assembly diagram

Generator,at

Part #171658

$174.49
In Stock
Reebok Wire,extnsn, 158082

#NI

All parts diagram

Reebok wire,extnsn,

Part #158082

$12.99
In Stock
Bkt,mtg,peda 170388
#22

Frame assembly diagram

Bkt,mtg,peda

Part #170388

$12.99
In Stock
Retainer,c-c 178524
#70

Frame assembly diagram

Retainer,c-c

Part #178524

This item is not returnable
$2.16
In Stock
Button Bolt 183870
#24

Frame assembly diagram

Button bolt

Part #183870

This item is not returnable
$2.16
In Stock
Stblzr,rear, 160434
#2

Frame assembly diagram

Stblzr,rear,

Part #160434

$43.49
In Stock

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

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Why does my elliptical make squeaking noises?

Main cause: lack of lubrication on pivot points…

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Why does my elliptical display the wrong speed?

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

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Why can't my elliptical detect my heart rate?

Main causes: dirty heart rate sensors, wiring failure, bad control console…

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Why won't my elliptical's console turn on?

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

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How do I tighten elliptical handle bars?

Main causes: loose fastening bolts, damaged handle bars…

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Why is my elliptical's console display dim?

Main causes: weak batteries, loose wires, faulty control console…

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Why does my elliptical rock?

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

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Why won't my elliptical's pedal resistance change?

Main causes: bad resistance motor, faulty control console, wiring failure…

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Repair guides for elliptical machines

These step-by-step repair guides will help you safely fix what’s broken on your elliptical.

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How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

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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 elliptical.

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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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