Replacing The Grade Motor Chain - Cardiac Science ST 55 Service Manual

Repair/Replacement and Calibration

Replacing the Grade Motor Chain

Pinion Shaft
Grade Motor
Block the treadmill headframe securely with wooden blocks to ensure that the
1.
treadmill will not drop when you remove the grade motor.
Use a flathead screwdriver to pop off the C-clip master link on the chain.
2.
Slide out the master link.
3.
Install the new chain, aligning it correctly on the sprockets.
4.
Replace the master link.
5.
Secure the C-Clip on the master link.
6.
If no other service is required, replace the treadmill hood as described in
7.
page 5-4.
70-00298-01 A
5-18
Chain
step 9 on
TM 55/65 Treadmill 4.0