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Nautilus T912 treadmill Parts
Here are the diagrams and repair parts for Nautilus T912 treadmill, as well as links to manuals and error code tables, if available.
By Schematic
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Browse Parts for T912 Fitness & Exercise
Covers assy diagram
Cover,mtr
Part #SM41108
The manufacturer no longer makes this part, and there's no substitute part
Motor asy diagram
Nautilus Treadmill Motor Control Board
Part #SM41094
The manufacturer no longer makes this part, and there's no substitute part
Belt assy diagram
Kit,deck Hardware
Part #SM26405
The manufacturer no longer makes this part, and there's no substitute part
Screw
Part #SM40670
The manufacturer no longer makes this part, and there's no substitute part
Belt assy diagram
Kit,compression Mnt Set
Part #SM26404
The manufacturer no longer makes this part, and there's no substitute part
Rail assy diagram
Endcap,siderail-r
Part #SM41474-00
The manufacturer no longer makes this part, and there's no substitute part
Frame assy diagram
Kit,grad Wldmnt Asy
Part #SM26401
The manufacturer no longer makes this part, and there's no substitute part
Motor asy diagram
Speed Sensor Kit
Part #SM26407
The manufacturer no longer makes this part, and there's no substitute part
Motor asy diagram
Nut
Part #SM22029
The manufacturer no longer makes this part, and there's no substitute part
Frame assy diagram
Hitch Pin
Part #SM21774
The manufacturer no longer makes this part, and there's no substitute part
Most common symptoms to help you fix your fitness & exercise
Choose a symptom to see related treadmill repairs.
Main causes: bad resistance motor, faulty control console, wiring failure…
Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…
Repair guides for treadmills
These step-by-step repair guides will help you safely fix what’s broken on your treadmill.
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…
Repair time and Difficulty
45 minutes or less
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…
Repair time and Difficulty
30 minutes or less
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'…
Repair time and Difficulty
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.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
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