Life Fitness 90X, 93X, 95X, and 97X Cross-Trainers
How To...Replace Crossover Shaft & Bearings Service Kit: GK62-00002-0002
Special Service Tools: Crank Bearing Removal and Assembly Puller – BEARINGTOOLKIT
Note: Replace the Crossover Shaft at the same time Bearings are replaced.
1. Remove the screws securing Main Shrouds to frame. Two screws per shroud.
2. Remove the screws securing Lower Shroud Panels to frame. Two screws per shroud.
Screws
Main
Shrouds
Lower
Shroud
Panel
Screws
M051-00K62-A0421
Life Fitness 90X, 93X, 95X, and 97X Cross-Trainers
How To...Replace Crossover Shaft & Bearings - Continued
Alternator
Drive
Belt
Belt
Poly-V
Pulley
Crossover Pulley
and Shaft
Thrust
Washer
Thrust
Washer
Setscrews(2)
3. Walk off the Alternator Belt from the Alternator and Poly-V
Pulley.
4. Walk off the Main Drive Belt from the Crank Pulley and
Crossover Pulley.
5. Remove the screw and washer securing Poly-V Pulley to
Crossover Shaft.
6. Remove two M6 set screws securing Poly-V Pulley to
Crossover Shaft.
Screw
Key
Washer
7. Remove the Poly-V pulley and Thrust W asher from Crossover
Shaft.
8. Slide the Crossover Shaft out from the of users left side of
frame and discard Crossover Shaft.
M051-00K62-A0422
Life Fitness 90X, 93X, 95X, and 97X Cross-Trainers
How To...Replace Crossover Shaft & Bearings – Continued
9. Install the Bearing Puller on drive frame as shown.
10. Press out the needle bearings by rotating the hex nut
clockwise until the bearings drop into the Puller hub.
Once the bearings are out of the frame, disassemble the
Puller assembly, and discard the bearings.
M051-00K62-A0423
Life Fitness 90X, 93X, 95X, and 97X Cross-Trainers
How To...Replace Crossover Shaft & Bearings – Continued
11. Clean the housing before installing
new needle bearings.
12. Position the new needle bearings and bearing
tool as shown. Make sure bearings are aligned
and square, with bearing markings facing
outward.
12. Start tightening the hex nut. You may have
to hold the spacer to keep it from turning.
13. Continue pressing in the new needle bearings
until the thrust washer and hub stop against
the frame housing shoulder.
14. Reassemble the Crossover pulley/shaft, Poly-V
Pulley, belts and shrouds in reverse order.
M051-00K62-A0424
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