Use a lifting strap and hoist to support Tool (B). Install
Tool (B) on weight shaft (5) as shown.
Use one person to hold the end of Tool (B) that is
opposite the weight shaft. If necessary, use another
person to pull weight shaft (5) from the left bearing
housing as shown.
Remove the weight shaft from the drum assembly. The
weight of the weight shaft is 105 kg (231 lb).
Left Side of Dam Assembly
(CS-433C Drum Assembly shown)
Attach a hoist, suitable lifting bracket and Tooling (A) to
left bearing housing (8) as shown. The weight of the left
bearing housing is 110 kg (242 lb).
Remove eight nuts (7), and remove left bearing housing
(8) from the drum assembly.
Remove O-ring seal (9) from the left and right bearing
housings. Check the O-ring seal for damage or wear
and replace if necessary.
Perform the following procedure to determine if new
bearings (12) should be installed in the left and right
Remove four bolts (10), and retainer (11) from the left
and right bearing housings. Rotate the inner race of
the bearing by hand. The race should rotate
smoothly. Check the bearing for damage.