TM 9-2320-363-34-2
BULL/IDLER GEAR REPLACEMENT
This task covers:
a. Removal b. Cleaning c. Inspection d. Installation
INITIAL SETUP
Tools and Special Equipment:
Equipment Condition:
Shop Equipment, SC 4910-95-CL-A31
Reference
Condition Description
Tool Kit, SC 5180-90-CL-N05
Guide Stud (2), J35785
Page 3-116
Gear Case Cover
Crankshaft Protector, J35994
Removed
Engine Barring Tool, J36237
Page 3-183
Rocker Arm Assemblies
Removed
Page 12-3
Engine Installed on
Repair Stand
R E M O V AL
1.
INSTALL ENGINE BARRING TOOL (1) ON FRONT END OF CRANKSHAFT. BAR ENGINE OVER
UNTIL FOUR ACCESS HOLES (2) IN BULL/IDLER GEAR LINE UP WITH FOUR BOLTS (3) IN
CYLINDER BLOCK.
2.
REMOVE TWO UPPER BOLTS (3) AND INSTALL TWO GUIDE STUDS (4).
12-93