Learn how to replace a transmission on your Stairmaster 4000PT stepper.
Tools:
- Screwdriver
- Phillips (units equipped with 1/4 turn fasteners)
- Flathead (units equipped with stud assembly fasteners)
Procedure:
- Remove the side covers.
- Remove the Poly-V belt.
- Remove the drive chain.
- Support the transmission while removing the four mounting screws from the backside of the transmission.
- Installation is the reverse of removal.
- This completes a transmission replacement for the Stairmaster 4000PT.
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