Nautilus Schwinn 800IC Service Manual page 37

NOTICE: At the end of this procedure, make sure that the Drive Belt tension is correct. Refer to the "Adjust the Belt
Tension" procedure.
Note: Your machine may not match the image. For reference only.
1. Unplug the AC Adapter from the wall outlet and machine.
Keep the flywheel stable during this procedure. Do not turn
the crank arms. Flywheel movement can pull fingers in and
cause injury.
2. Using a flathead screwdriver, remove the threaded Cap from the
Right Crank Arm.
3.
Using a 16mm socket and wrench, remove the Crank Nut under the
threaded Cap.
4. Thread the Crank Puller into the Crank Arm (A). When the Crank
Puller is in the correct position, only 1-2 threads on the outer portion (CP2)
of the Crank Puller should show.
Note: Be sure the end of the Bolt (CP1) in the Crank Puller is flush
with the inner surface (CP2) as shown, before use.
CP1 CP2
Crank Arm
CP3
37
Cap
Crank Nut