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 921 of 1563

TM 9-2815-220-24

FUEL INJECTION NOZZLE REPLACE/REPAIR

0114 00

THIS WORK PACKAGE COVERS:

Disassembly, Cleaning, Inspection, Repair, and Assembly

INITIAL SETUP:

Tools:

Crowfoot attachment, fuel injection nozzle (item

31, WP 0176)

Fuel injection nozzle tester (item 46, WP 0176)

General mechanic’s tool kit (item 121, WP 0176)

Machinist's Vise (item 132, WP 0176)

Mechanical puller (item 44, WP 0176)

Nozzle carbon cutter (item 33, WP 0176)

Socket (for nozzle) (item 45, WP 0176)

Torque wrench, 200-1000 inch-pounds (item 125,

WP 0176)

Torque wrench, 500-2500 inch-pounds (item 126,

WP 0176)

Torque wrench, 0-175 foot-pounds (item 127,

WP 0176)

Tube, attaching nozzle (item 129, WP 0176)

Mandatory Replacement Parts:

Gasket (1) (item 272, WP 0175)

O-ring (1) (item 147,WP 0175)

Mandatory Replacement Parts (Continued):

Spring (1) (item 168, WP 0175)

O-ring (1) (item 151, WP 0175)

Expendable and Durable Items:

Anti-seize compound (item 5, WP 0173)

Carbon removing compound (item 7,

WP 0173)

Cleaning cloth (item 10, WP 0173)

Diesel fuel, as required (item 12, WP 0173)

Goggles (item 17, WP 0173)

Lubriplate (item 23, WP 0173)

Personnel Required:

Track Vehicle Repairer (1) 63H10

Equipment Conditions:

Clean engine level on flat surface

Fuel injection tubes, brackets and associated

parts removed (WP 0079)

Fuel Injection fuel return hoses removed

(WP 0080)

REMOVAL

NOTE

Procedure is the same for each of 12 fuel injection nozzle assemblies.

If all

the fuel injection nozzle assemblies are not to be removed, it is not necessary

to remove all of the fuel injection tubes and injection fuel return lines.

1. Using wrench (1) on retainer (2), loosen and

remove fuel injection nozzle assembly (3).

2

3

1

WP 0114 00-1