CYBEX Arc Trainer 630A, Service Manual

Page: 34 / 70

6. Remove the
side covers.
A. Remove
the six
screws and
six washers
securing
each
side
cover in
place. See
Figure 4.
B. Remove
both side
covers.
NOTE: The
gasket
will
come
off with one
of the side
covers.
Figure 4
NOTE: Tension is now released. Leave lower pivot
assembly in place.
! WARNING: Do not touch components on the
lower board. A charge can remain
after unplugging the power cord and
turning off the unit.
9. Remove the lower board assembly.
A. Pull out on the lower board
shield (it will snap out). See
Figure 8.
B. Disconnect the elevation
motor cable from the
lower board. See Figure 9.
C. Using a Phillips screwdriver,
loosen or remove the top
two screws from the lower
board assembly and loosen
the bottom two screws. See Figure 10.
D. Slide the lower board assembly to the left and
off the two screws, then gently suspend it by
the cables.
7. Remove the crank covers and the crank arm
disk supports.
A. Using a Phillips screwdriver, remove the three
screws securing each crank cover (and remove
the crank covers). See Figure 5.
B. Using a Phillips screwdriver, remove the screw
securing each crank arm disk support. See
Figure 6.
Figure 5 Figure 6
Figure 9 Figure 10
Figure 8
! WARNING: Failure to release the drive belt tension
may cause potential injury and may
damage the unit.
8. Release the drive
belt
tension.
A. Using a 7/16”
socket wrench,
remove the two
screws, two lock
washers and two
flat washers from
from the lower
pivot shaft. See
Figure 7.
Figure 7
Screw
Lock
Washer
Flat
Washer
Lower Pivot
Shaft
Drive
Belts
10. Remove the crank arms.
A. Using a 9/16” socket wrench, loosen but do not
remove the screw on each crank arm.
B. Remove the crank arms.
11. Remove the crank shaft assembly.
A. Using a 9/16” socket wrench and a 9/16” open
end wrench, remove the two bolts, four flat
washers and two nuts from each of the pillow
blocks.
B. Remove the crank shaft assembly along with the
pillow blocks out of the unit.
Nut
Elevation
Cable
Washer Stud
Ground
Wire
Remove Top Screws
Loosen
Bottom
Screws
(2)
Lower
Board
Assembly
Washer
Screw
Side
Cover
Gasket
Crank
Cover
Screw
(3)
Screw
Crank
Arm Disk
Support
Lower Board
Shield