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 1092 of 1563

TM 9-2815-220-24

CRANKCASE/TRANSMISSION ADAPTER ASSEMBLY REPLACE/REPAIR

0131 00

REMOVAL (Continued)

NOTE

Early model engines used slotted nuts with safety wire to secure the

crankcase adapter to the crankcase.

If your engine has these

fasteners, cut, remove and discard the safety wire.

Then remove and

discard the slotted nuts; use the self-locking nuts listed in mandatory

replacement parts for assembly.

2. Remove and discard two self-locking nuts (2) at top of adapter (3).

3. Remove and discard 15 self-locking nuts (4) securing adapter (3) to crankcase.

4. Remove and discard four self-locking nuts (5) attaching adapter (3) to crankcase at starter pad.

WARNING

Crankcase adapter is heavy.

Take care when

removing it so that it does not swing around and

injure personnel or equipment.

5. Loosen adapter (3) with a 3/4-inch brass punch and ball peen hammer.

4

5

2

3

4

WP 0131 00-2