INSPECT OIL PUMP ASSEMBLY

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Section XX. OIL PUMP ASSEMBLY REPAIR

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TM-9-2815-226-34-2 Engine Diesel 6 Cylinder Inline Turbocharged Cummins NTC-400 BC2 Manual

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INSPECT OIL PUMP ASSEMBLY (cont)

TM 9-2815-226-34-2

d. Remove capscrews securing cover to body.

e. Tap cover lightly with softfaced hammer to loosen cover from dowel alignment pin.

f. Remove and discard gasket.

g. Slide main drive shaft an gear out of body.

h. Press gear off of main drive shaft.

i. Slide idler gear off of idler shaft.

j. Remove oil pres sure signal tube adapter fitting from cover.

k. Press idler shaft from body.

l. Remove capscrew, washer, retainer plug, spring, and pressure regulator plunger from body. Discard plug (with

its O-rings) and spring.

m. Carefully pry high pressure bypass valve retainer plug out of body. Discard plug.

n. Remove bypass valve disc, washer, and spring. Discard valve and spring.

3-50. INSPECT OIL PUMP ASSEMBLY

WARNING

COMPRESSED AIR USED FOR CLEANING PURPOSES WILL NOT EXCEED 30

PSI (207 KPA).

USE ONLY WITH EFFECTIVE CHIP GUARDING AND

PERSONAL PROTECTIVE EQUIPMENT (GOGGLES, SHIELD, GLOVES, ETC.).

P-D-680 SOLVENT IS POTENTIALLY DANGEROUS. AVOID PROLONGED OR

REPEATED CONTACT WITH SKIN. KEEP AWAY FROM FLAME OR EXCESSIVE

HEAT.

a. Clean all parts in solvent and dry with compressed air.

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