TM-9-2815-200-35

ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED ,12 - CYLINDER , ASSEMBLY ;MODELS AVDS-1790-2M (2815-856-4996), AVDS-1790-2A AND AVDS-1790-2AM (2815-856-9005)

TECHNICAL MANUAL; DIRECT SUPPORT, GENERAL SUPPORT AND DEPOT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS

TM-9-2815-200-35 - Page 271 of 779

Remove

1. Cut locking wire and remove three drilled head cap

screws (A) and flat washers attaching oil pump

assembly to crankcase.

2. Cut locking wire and remove two drilled head cap

screws (B) and flat washers.

3. Loosen remaining drilled head cap screw (C) as oil

pump assembly is being removed.

4. Remove oil pump assembly (D) from crankcase.

Install

1. Position oil pump assembly (D) in crankcase

assembly.

2. Tighten drilled head cap screw (C) as oil pump is

being installed.

3. Install two drilled head cap screws (B) and flat

washers and install locking wire securing screws.

4. Install three drilled head cap screws (A) and flat

Note.

This cap screw (C) cannot be removed

washers securing oil pump to

until oil pump is disassembled.

locking wire securing screws.

Figure 5-149. Removing or installing oil pump assembly.

crankcase and install

5-85