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 648 of 1563

TM 9-2815-220-24

FUEL INJECTION NOZZLE RETURN HOSES REPLACEMENT

0080 00

REMOVAL (Continued)

NOTE

Steps 20 through 24 are for late 2DR engine models only.

20. Remove loop clamps (27, 28, 29) by removing screws (18) and self-locking nuts (19).

Discard

self-locking nuts.

21. Remove and discard hose (44).

22. Remove elbow (34) and check valve (35).

23. Remove bulkhead fitting (36).

a. Remove nut (37) and lock washer (38) to remove fitting (36).

Discard lock washer.

24. Disconnect hose (23) [fuel return from manifold heater] from tee fitting (45).

44

36

37

27

28

27

18

2

1

45

2

3

34

5

3

9

9

38

CLEANING

1. See Work Package 0028 for General Cleaning Procedures.

WP 0080 00-6