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 406 of 779

Remove

1. Straighten tab on tab washers (A).

2. Remove bolt (B), tab washer, and lock plate holding

fan driven gearshaft and bearings in front fan drive

housing assembly. Discard tab washer.

Install

1. Install bolt (B), new tab washer, and lock plate

holding fan driven gearshaft and bearings in front fan

drive housing assembly.

2. Bend tab on tab washer (A) over bolt,

Figure 6-120. Removing or installing lower

driven gearshaft ball bearing lock plate.

Remove

1. Remove fan driven gearshaft (A), lower driven

gearshaft ball bearing, gearshaft ball bearing, and

bearing spacer as an assembly.

2. Remove and discard elbow (B) from housing on

engines having an elbow. Other engines have a pipe

plug at this location.

Install

1. Install pipe plug in this location (B).

2. Position fan driven gearshaft (A), lower driven

gearshaft ball bearing, gearshaft ball bearing, and

bearing spacer as an assembly in front fan driving

housing assembly.

Figure 6-121. Removing or installing fan

driven gearshaft and bearings.

.

6-112