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 909 of 1563

TM 9-2815-220-24

FUEL INJECTION TUBES REPLACEMENT

0113 00

INSTALLATION (Continued)

1. Install fuel injection tubes (4-15) in 4R, 1R, 2R, 6R, 3R, 5R, 3L, 5L, 6L, 1L, 2L, and 4L

sequence, starting at the fuel injection pump end for each tube.

Complete the following steps

for each tube assembly in sequence: (Continued).

CAUTION

Over tightening will damage the compression sleeve and cause fuel

leaks.

Over tightening can fracture the sleeve and result in injector

tube failure.

Tube assemblies must be visually aligned between the

bolt holes on the cylinder head mounting brackets.

Hold the lines in

this aligned position while torque tightening the compression

connectors at the pump end of the tubes.

The compression connector (3) must be held in place while tightening

the support nut (1).

Failure to comply may result in damage to fuel

injection tubes.

c. Tighten compression connector (3) to 35 foot-pounds (48 N

•

m) using torque wrench (item

127, WP 0176).

d. Tighten support nut (1) to 125 inch-pounds (14 N

•

m) using torque wrench (item 124, WP

0176).

e. Attach compression nut (2) and support nut (1) to the nozzle and tighten finger-tight.

6L

5L

4L

3L

2L

1L

6R

5R

4R

3R

2R

1R

Right Bank

15

1

1

3

2

Left Bank

Damper

End

4

6

5

7

8

9

10

11

12

13

14

WP 0113 00-5