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 1378 of 1563

TM 9-2815-220-24

FUEL INJECTION ADVANCE CONTROL REPAIR

0161 00

DISASSEMBLY

1. Remove bearing support (1).

NOTE

A straight line may be scribed across the unit as shown, to aid in

assembly.

2. Check alignment marks.

a. Before removing machine bolts securing the components of the automatic fuel injection

advance control, check alignment and legibility of scribe marks on adjusting ring (2) boss,

flyweight assembly (3), and spur gear shaft (4) flange.

b. The marks must be aligned to ensure proper assembly.

If the scribe marks are not aligned,

scribe a new line on the spur gear shaft (4) flange in alignment with the adjusting ring (2)

boss, scribe line.

c. Identify the new line by using a prick punch dot or some other method of identification.

The new spur gear shaft flange mark and adjusting ring boss mark must be in alignment for

proper assembly.

Scribed line

4

3

2

1

WP 0161 00-2