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TM 55-1905-221-14-4
6-41. POWER TAKE OFF COUPLING AND VIBRATION DAMPER (Continued).
LOCATION/ITEM
ACTION
REMARKS
INSTALLATION (Cont)
s. Lubricate the forward end
of the crankshaft with
engine oil. Start the
coupling and flange
assembly, with accessory
pulley and clutch drive
adapter attached, straight
on the crankshaft with the
keyway in the coupling in
line with the keys in the
crankshaft, then drive the
coupling and flange
assembly on the crankshaft
with a hard wood block and
hammer as shown below
until it contacts the
front vibration damper
hub cone.
t. Place the special washer
(8) on the coupling to
crankshaft bolt (7) then
thread the bolt in the
crankshaft. Tighten
the bolt to 290-310 lb-ft
(393.2-420.3 Nm) torque.
6-940
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