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 TM 55-1905-220-14-5
3-90.2. EXHAUST VALVE - MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
ADJUSTMENTS (Cont)
g. Place a .0015 inch feeler gage
under each end of the valve
bridge or use a narrow strip
cut from .0015 inch feeler
stock to fit in the bridge
locating groove over the inner
exhaust valve. While pressing
down on the pallet surface of
the valve bridge, both feeler
gages must be tight. If both
of the feeler gages are not
tight, readjust the adjusting
screw as outlined in steps c
and d.
h. Remove the valve bridge and
reinstall it in its' ORIGINAL
position.
i. Adjust the remaining valve
bridges in the same manner.
j. Swing the rocker arm assem-
bly into position, making
sure the valve bridges are
properly positioned on the
rear valve stems. This pre-
caution is necessary to pre-
vent valve damage due to mis-
located valve bridges.
Tighten the rocker arm shaft
bracket bolts. Torque to 90-
100 ft-lb (122-136 Nm) torque.
REMOVAL - CYLINDER HEAD OFF ENGINE
8.
Exhaust
a. Cylinder
Place on 2 inch wood
Keeps cam
valve
head
blocks.
followers
springs
clear of
(4)
work bench.
b. Exhaust
Place a 2 inch wood block
valves
under valves.
(10)
3-1532
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