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 841 of 1563

TM 9-2815-220-24

ROCKER ARM ASSEMBLY AND COVER REPLACEMENT

0104 00

REMOVAL (Continued)

CAUTION

The cylinder and rocker arm cover are machined as an assembly.

The number on the rocker arm cover must match with its mating

number on the cylinder to ensure camshaft bearing alignment and

running clearance.

If rocker arm cover is damaged, entire cylinder

and rocker arm cover must be replaced.

NOTE

Cylinders are equipped with replaceable camshaft bearings.

The

bearing half in each cover should remain with the cover.

9. Remove rocker arm cover (11).

a. Remove four screws (27) with seal washers (28).

Discard seal washers.

b. Carefully lift cover (11) from cylinder dowels (29).

11

29

27, 28

WP 0104 00-9