TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TM-9-2815-220-24 - Page 289 of 1563

TM 9-2815-220-24

ENGINE RUN-IN

0044 00

WP 0044 00-3

BEFORE RUN-IN (Continued)

NOTE

Removal of front and rear cooling fans are identical.

Three different

length screws secure the cooling fan vanes to the top deck.

Mark each

screw during removal and note the location to aid in proper

placement during installation.

1.

Remove eight screws (1) with lock washers (2) and two vanes (3) from engine.

Discard lock

washers.

2.

Remove cotter pin (4).

3.

Remove slotted nut (5).

4.

Remove flat washer (6).

5.

Remove fan assembly (7).

6.

Repeat steps 2 through 5 to remove opposite

fan.

7.

Install spacer sleeve (8) (item 109, WP 0176)

in

place of each fan.

a.

Secure spacer sleeves with original nut

(5) and cotter pin (4).

1

2

3

5

4

7

6

8