Life Fitness Lifecycle 9500HR Series Service Manual page 54

Lifecycle 9500HR / 9100 Series Recumbent Exercise Bikes
How To... REPLACE THE CRANK ARM BEARINGS (Cont.)
13. Install the LEFT BEARING NUT assembly over the left CRANKARM, and hand-thread (counterclockwise).
Using torque wrench, initially tighten 9-12 FT. LBS. seating torque, then back off the bearing nut and re-torque
to 4 FT. LBS.
14. Install a new TAB WASHER on the left crank arm. Make sure that the inner tab aligns with the groove in the
crank arm, and that the outer pre-bent tab is positioned against the center of the bearing nut flat. If it is not,
slightly back off the bearing nut (clockwise) until this tab is positioned in the center of the bearing nut flat, then
secure it against the bearing nut flat with a hammer.
CLOCKWISE ROTATION
INCORRECT
TAB POSITION
15. Install the CRANK ARM NUT and hand-thread (counterclockwise) against the TAB WASHER. With the special
wrench, tighten to a torque of 4 FT. LBS. Now bend the remaining tab up against the center flat of the crank
arm nut. If necessary, back off this nut (clockwise) until the tab is positioned in the center of the bearing nut flat
before securing.
16. Install the BEARING RETAINER SCREWS (4).
17. Re-install the DRIVE BELTS, SHROUDS, and PEDALS.
Left Bearing Nut
Left Bearing
Straight Tab
at center flat
CORRECT
TAB POSITION
Pre-Bent Tab
at center flat
Frame
Inner Tab
(align with
groove in
crank arm)
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