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 TM5-4210-224-14 P
6-8.
CYLINDER HEAD MAINTENANCE. (Continued)
NOTE
TEST
Normal compression ratio is 21.5:1.
a. Remove air cleaner(paragraph 4-83).
The lowest reading cylinder should not
b. Disconnect injection
pump
fuel
be less than 80% of the highest, and no
terminal end.
cylinder reading should be less than
300 PSI (2068 kPa)
c. Disconnect glow plug wires, remove all glow
plugs (para- graph 4-108).
d. Screw the compression gauge into the glow plug
e. Crank the engine, six puffs per cylinder.
hole of the cylinder that is being checked.
6-9.
OIL PUMP DRIVE MAINTENANCE
.
This task covers:
a. Removal
b. Inspection
c. Installation
Equipment Condition
INITIAL SETUP
:
Para.
Condition Description
Tools
Air Cleaner Removed
General Mechanics Tool Kit
General Safety Instructions
Materials/Parts
Engine OFF
Oil Pump Kit (14079426)
Transmission in (N) neutral.
Lint Free Cloth (Appendix D, Item 12)
Parking brake and micro-brakelock set.
REMOVAL
a. Cover intake manifold.
b. Remove oil pump drive (1), bolt (2), and hold
down clamp (3).
INSPECTION
Check the oil pump drive (1) for damage or evidence of
INSTALLATION
leakage.
a. Install new gasket (4).
6-11
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