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(2) Figure 199. (A) Remove twenty- seven
b. Removal. Remove crankshaft damper and
3/8 xl-inch cap screws and 3/8-inch
pulley assembly as follows.
lock washers securing oil pan to cyl-
inder and crankcase. (B) Remove oil
(1) Remove engine fan from water pump
pan. (C) Remove and discard oil pan
pulley following instructions for fig-
gasket.
ure 112.
(3) Figure 200. (A) Check oil pressure
pump pickup tube screen for dirt and
(2) Remove engine fan and generator drive
foreign material. Screen must not be
belts following instructions for fig-
plugged or broken. (B) Check scavenger
ure 41.
oil pump pickup tube screen for dirt
and foreign material. Screen must not
(3) Remove air compressor drive belt fol-
be plugged or broken. (C) Check oil
lowing instructions in figures 80
pump driven gear and idler gear for
through 82.
evidence of wear, scored teeth, or
other damage.
(4) Figure 201. (A) Remove two 3/8 x 3/4
cap screws and 3/8- inch lock washers
securing lock plate. (B) Remove lock
plate.
UP TUBE SCREENS AND PUMP GEARS.
b. Installation. Refer to figures 198 through
200 and reverse the sequence of illustrations
and instructions to install new oil pan gasket,
oil pan, and flame heater bracket.
Note. When gasket cement is used to hold
oil pan gasket in position, apply cement to
flange of oil pan only.
SEMBLY
a. General. The crankshaft damper and pulley
assembly must be removed from the crankshaft
in order to replace the pulley and/or damper.
LOCK PLATE.
133
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