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 436 of 779

Separate

1. Remove seven self-locking nuts (A) and flat washers.

2. Separate rear fan drive housing and accessory drive

housing.

3. Remove two pipe plugs (B), one from accessory drive

housing and one from fan drive housing.

4. Remove oil restrictor (C) from vertical oil passage in

fan drive housing.

5. Remove oil restrictor (D) from horizontal oil passage

in fan drive housing.

Note.

The installation of oil restrictors in

specified engines

is critical. Be certain th e

restrictors

are kept with their respectiv e

housings. If restrictors are installed in housings

not requiring them, or conversely, serious clutch

damage will result.

Attach

1. Install oil restrictor (D) in horizontal oil passage in

fan drive housing.

2. Install oil restrictor (C) in vertical oil passage in fan

drive housing.

3. Install two pipe plugs (B), one in fan drive housing

and one in accessory drive housing.

4. Position accessory drive housing on fan drive housing.

5. Install seven self-locking nuts (A) and flat washers.

Figure 6-167. Separating or attaching rear fan and accessory drive

housing (housings equipped with oil restrictors).

6-142