TM-9-2815-202-34

ENGINE, DIESEL W/CONTAINER: MODEL 7083-7395, 7083-7396, 7083-7398 AND 7083-7399

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

FEBRUARY 1990

TM-9-2815-202-34 - Page 223 of 670

TM9-2815-202-34

4-31. OIL PRESSURE REGULATOR AND RELIEF VALVE REPLACEMENT

●

This task covers:

a. Removal

b. Repair

c. -Installation

●

INITIAL SETUP

MODELS

■

All

TOOLS AND SPECIAL TOOLS

General mechanics tool kit (App B, Item 96)

Torque wrench (App B, Item

101)

MANDATORY REPLACEMENT PARTS

1 Gasket (App F,ltem47)

2 Gaskets (App F,ltem 33)

6 LockWashers (App F, Item 93)

EXPENDABLE/DURABLE SUPPLIES

Engine oil (App C, Item 16)

Fuel oii(App C,ltem 21)

Crocus cloth (App C, Item 12)

EQUIPMENT CONDITION

Para Description

4-20 Oil pan removed

●

a. Removal

(1)

Oilpressure regulator valve

(a) Remove Wobolts (l), Wolockwashers (2), and Woflatwashers (3)secuting oil

pressure regulator valve (4) to cylinder block (5).

(b) TapreguIator valve body lightly toloosen it from gasket (6). Remove regulator and

discard gasket.

$?!-,

,—,

(2) Oilpressure relief valve

(a) Remove four bolts (7)and four

Iockwashers (8) securing oil

pressure relief valve (9) to

cylinder block(5) and oil pump

(lo).

(b) Taprelief valve bodylightlyto

Ioosenit from

gaskets(ll and

12). Remove relief valve and

discard gaskets.

Change 1

4-121