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CAMSHAFT AND CAMSHAFT BEARING INSPECTION AND REPLACEMENT INSTRUCTIONS (Continued) - TM-5-1940-277-34_514
CAMSHAFT AND CAMSHAFT BEARING INSPECTION AND REPLACEMENT INSTRUCTIONS (Continued) - TM-5-1940-277-34_516
TM-5-1940-277-34 Boat Bridge Erection Twin Jet Aluminum Hull Model USCSBMK1 (1940-01-105-5728) Manual
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TM 5-1940-277-34
CAMSHAFT AND CAMSHAFT BEARING INSPECTION AND REPLACEMENT INSTRUCTIONS
(Continued
)
LOCATION
ITEM
ACTION
REMARKS
7.
Engine assembly
a.
Camshaft
Torque bolts,
Use 9/16 in soc-
(1)
thrust plate
30 ft-lb (4.15
ket and torque
(18), locking
kg-m) evenly in
wrench.
plate (19),
sequence (see
3 bolts (16)
figure).
and 3 washers
(17)
b.
Camshaft
Install on end
Make sure grooved
thrust washer
of camshaft.
face of washer is
(14), collar
next to thrust
(15) and key
plate.
(13)
c.
Camshaft
a.
Aline camshaft
gear (12)
and crankshaft
timing marks
(see figure).
b.
Drive gear
Use brass drift
onto camshaft.
and hammer.
d.
Camshaft
Screw in cam-
Use 15/16 in
bolt (11)
shaft bolt.
socket and
torque
Torque
to 150 -
wrench.
155 ft-lb (20.74
to 21.43 kgfm).
e.
Timing gear
a.
Inspect cover
housing front
around oil seal
cover (6)
for cracks.
Replace cover
if any cracks
are present.
b.
Remove old
Be careful not to
oil seal.
distort cover.
3-83
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