TM-9-2815-200-35

ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED ,12 - CYLINDER , ASSEMBLY ;MODELS AVDS-1790-2M (2815-856-4996), AVDS-1790-2A AND AVDS-1790-2AM (2815-856-9005)

TECHNICAL MANUAL; DIRECT SUPPORT, GENERAL SUPPORT AND DEPOT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS

TM-9-2815-200-35 - Page 125 of 779

Note.

The hydraulic head outlet ports ar e

Note.

Tighten fuel injector tube fittings unti l

numbered on late fuel injection pumps .

a sharp increase in torque becomes apparent .

1. Connect the left bank fuel injector tubes to the rear

This will indicate that the fitting sleeve is seated.

injection pump hydraulic head (A) in the following

When this point is reached, draw the nut u p

order: No. 5, 3, 1, 6, 2, and 4.

approximately 1 / 6 of a turn (minimum) bu t

2. Connect the right bank fuel injector tubes to the front

injection pump hydraulic head (B) in the following

not more than 1 / 3 of a turn (maximum), t o

order: No. 2, 4, 1, 6, 5, and 3.

complete tightening operation .

Caution:

Overtightening will damage tub e

ferrule causing fuel leaks .

Figure 4-86. Connecting fuel injector tubes-schematic diagram .

4-4 3