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TM 5-4320-306-24
4-4. REPAIR INJECTION PUMP (Continued)
32
Aline bearing support (85) with holes in housing.
33
Install two sealing rings (48) and two screws (47).
34
Install new preformed packing (46)
35
Place hub (39) onto camshaft.
36
Install woodruff key (40).
37
Install lockwasher (38) and nut (37). Torque nut to 47 to 51 ft-lb (63.7 to 69 2 N-m)
38
Install six new lock fasteners (54) into housing using breast wrench KDEP 2887
39
Install cap (36)
40
Turn camshaft until lobe for bore number one is at top dead center (TDC) Remove tappet holder. Repeat step to
remove remaining five tappet holders
41
Rotate camshaft a full turn Check for proper movement of tappets, springs, and plungers in the firing order 1-5-3-6-
2-4 Check that rod (64) moves freely If any signs of improper operation are found, disassemble components
according to the disassembly procedure and repair defective components as necessary.
42
Install new gasket (35) and cover (34). Install two sealing rings (33) and two bolts (32)
4-29
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