TM 9-4910-663-34
k.
Removal and Replacement of Control Shaft (fig 3-5).
(1)
Remove the stationary motor varidisc assembly. Refer to paragraph 3-19j.
(2)
Move varibelt (49) forward and over the end of the motor shaft.
(3)
Loosen the control shaft sprocket setscrew, and remove the control shaft sprocket and key (fig 3-1).
(4)
Remove four hex head screws (60) from clamping plate (59) and remove the clamping plate.
(5)
Unscrew control shaft (62) from control nut assembly (58) and remove the control shaft/bearing assembly.
(6)
Reverse the procedures of steps (1) through (5) to install the replacement control shaft/bearing assembly.
l.
Removal and Replacement of Control Shaft Bearing (fig 3-5).
(1)
Remove the control shaft. Refer to paragraph 3-19k.
(2)
Press control shaft bearing (61) from control shaft (62).
(3)
Reverse the procedures of steps (1) and (2) to install the replacement control shaft bearing.
m.
Removal and Replacement of Adjustable Motor Varidisc Assembly (fig 3-5).
(1)
Remove the control shaft. Refer to paragraph 3-19k.
(2)
Unscrew the adjustable motor varidisc bearing lube hose fitting (45).
(3)
Slide adjustable motor varidisc assembly (46) forward on the motor shaft, and remove it through the front
of the frame.
(4)
Reverse the procedures of steps (1) through (3) to install the replacement adjustable motor varidisc
assembly.
n.
Removal and Replacement of Adjustable Motor Varidisc Shift Bearing (fig 3-5).
(1)
Remove the adjustable motor varidisc assembly. Refer to paragraph 3-19m.
(2)
Remove three hex head screws (37) and lockwashers (38) from shift bearing housing (39), and remove the
shift bearing housing.
(3)
Remove bearing retaining snap ring (40).
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