TM 5-3805-280-24-2
Crankshaft, Main Bearings and Flywheel
INSTALL PULLEY OR VIBRATION DAMPER
15
13
PULLEY
FOUR OR FIVE CAP SCREW MOUNTED DAMPERS
1. Install belt pulley (A).
2. Position damper on crankshaft. Handle vibration
damper with care to avoid impact damage.
A--Pulley
RG,15,DT7458 1914NOV971/3
IMPORTANT: Damper or pulley-to-crankshaft cap
screw must be SAE Grade 8 or higher.
3. Dip cap screws (B) in clean SAE30 engine oil.
4. Install cap screws (B) and tighten in a cross sequence
to 20 Nm (15 lb-ft).
5. On 6068H Engines (air-to-air), install cap screw (C).
6. Tighten all cap screws to specifications.
6068H (4 Outer Cap Screws)--Specification
B--Cap Screws
Torque ............................................................................. 95 Nm (70 lb-ft)
C--Center Cap Screw
6068H (Center Cap Screw)--Specification
Torque ......................................................................... 150 Nm (111 lb-ft)
All Other Engines--Specification
Torque ............................................................................. 80 Nm (60 lb-ft)
Continued on next page
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