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 414 of 779

Remove

1. Remove fan drive vertical drive shaft (A) from hub.

2. Remove three clutch springs (B).

3. Remove 15 clutch balls (C).

Install

1. Position 15 clutch balls (C) in fan drive hub.

2. Position three clutch springs (B) in hub.

3. Position fan drive vertical drive shaft (A) in hub.

Figure 6-136. Removing or installing fan

drive vertical drive shaft, balls, and

springs from fan drive hub

(mechanical clutch).

Remove

1. Straighten tab on three washers (A).

2. Remove three cap screws (B), tab washers, flat

washers, and offset spacers (fig. 6-132). Discard tab

washers.

3. Remove fan drive vertical shaft (C) from drive disc.

Install

1. Position fan drive vertical shaft(C) in drive disc.

2. Install three cap screws (B), new tab washers, flat

washers, and offset spacers (fig. 6-132).

3. Bend tab on three tab washers (A).

Figure 6-137. Removing or installing fan

drive disc (piston actuated clutch).

6-12 0