TM 9-2815-237-34
2-32. FUEL INJECTION PUMP REPAIR (Cont’d)
24. Using 5/32-in. hex head driver, remove transfer pump end cap socket-head locking screw (5),
plate (4), rubber washer (2), and flat washer (3) from hydraulic head (20). Discard washer (2).
25. Remove inlet tube assembly (8) from fuel pump end cap (9).
26. Using end cap wrench, remove fuel pump end cap (9) from hydraulic head (20).
27. Remove regulator (17) from fuel pump end cap (9).
28. Remove inlet filter screen (11) and pressure plate (10) from regulator (17).
NOTE
Early production injection pumps have an inlet filter screen,
retaining ring, and seal. Late production pumps have a different
configuration screen which does not require a retaining ring and
seal. When repairing early production pumps replace the screen
with a late production one.
29. Remove retaining ring (12) and screen (11) from pressure plate (10).
30. Remove inlet filter screen seal (16), end plate adjusting plug (13), spring (14), and piston (15) from
regulator (17). Discard adjusting plug (13) and seal (16). Tag spring (14) for assembly.
31. Remove transfer pump liner (7), four blades (18), and two springs (6).
32. Remove head-locking capscrews (1) and (21) from housing (22).
2-90
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