TM 55-1905-221-14-4
6-29.
CYLINDER BLOCK - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION/ITEM
ACTION
REMARKS
INSPECTION
1. Engine
a. Inspect cylinder block for
Replace.
cracks, and signs of damage.
b. Inspect air box covers for
Replace.
leaking gaskets.
c. Inspect air box drains for
Replace.
bent or broken tubes.
d. Inspect water holes for
Replace.
leaking gaskets.
e. Inspect pipe plugs for
Replace.
leaking.
f. Inspect end plate gaskets for
Replace.
leaking gaskets.
REPAIR
2. Cylinder
a. Remove air box drain tube
If damaged.
Block
(1), and elbow (2).
b. Remove air box cover bolt
If gasket is
(3), flatwasher (4), copper
leaking.
gasket (5), cover (6), and
gasket (7).
c. Remove water hole cover bolt
If gasket is
assemblies (8), cover (9),
leaking.
and gasket (10).
d. Replace pipe plugs (11 through
If damaged.
16).
e. Replace special plug (17).
If damaged.
f. Replace plug caps (18 through
If damaged.
20).
g. Replace expansion plugs (21
If gasket is
and 22).
leaking.
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