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IDLER GEAR AND HUB
Removal
Remove the timing gearcase cover. (See Page 7–69.)
Remove the bolts at the tube for gear lubrication [A].
Remove the tube [B].
Remove the bolts at the idler gear [C].
Installation: Tighten the bolts to 10–12 ft.–lbs. (14–16
Nm) torque.
Remove the idler gear and hub [D].
Checking
Check the idler gear hub.
Standard – 1.7695–1.7707 inch (44,945–44,975 mm)
Limit – 1.7656 inch (44,845 mm)
Check the clearance between the idler gear and hub.
Limit – 0.0079 inch (0,2 mm)
Check the end play at the gear and hub.
Standard – 0.003 inch (0,07 mm)
Limit – 0.008 inch (0,2 mm)
A
B
C
D
B–08929
B–08928
B–08926
B–08933
853, 853H BICS Loader
–7–71– Service Manual