Precor C842 Service Manual page 81

Procedure 7.21 - Primary Axle or Bearing Replacement (C842,
1. Remove the left and right side covers.
2. Remove both the left and right hand pedals. Refer to Procedure 7.2.
3. Remove the screws that retain both the left and right hand crankarm covers. Remove both
of the crankarm covers. See Diagram 7.31.
Diagram 7.31 - Crankarm Covers
Retaining
Screw
4. Remove the 32 mm nut from the left side of the primary axle. See Diagram 7.31.
5. Remove the two screws retaining the outer bearing race of the left hand bearing. See
Diagram 7.32. The right hand bearing has two retaining screws like the screws just removed
from the left hand bearing. It is necessary to rotate the primary pulley until the access hole in
the primary pulley aligns with the retaining screw. See Diagram 7.33. Remove both retaining
screws from the right hand bearing.
6. Loosen but do not remove the locknut retaining the idler pulley. See Diagram 7.23. This will
remove tension from the primary belt. Remove the primary belt.
7. The right hand bearing is equipped with a integral 32 mm nut. Remove the left hand bearing
by threading the 32 mm bearing nut off of the primary axle. See Diagram 7.32. Use a rubber
mallet to tap on the left end of the primary axle to remove the primary axle from the frame. If
necessary remove the left hand bearing from its bearing pocket.
C842i, C846i and C846 version 2 only)
C842, C842i, C846, C846i Upright and Recumbent Cycle
Crankarm
Cover
32 mm Nut
Page 81