TM 9-4310-397-14
(5)
Disconnect fuel return line (Figure 6-14, 1).
Figure 6-14. Injection Pump
(6)
Disconnect fuel supply line (2).
(7)
Disconnect fuel pressure lines (3), using special tool (item 10, section III, appendix B). Cap open lines.
(8)
Remove two cap screws (Figure 6-15, 1), flat washers (2) and timing gear cover (3). Clean fuel and gasket
from cover.
Figure 6-15. Timing Gear Cover
(9)
Remove hex nut (4) and washer (5) securing pump drive gear to pump shaft (6). Be careful not to drop nut
and washer inside engine.
(10) Remove three bolts on timing gear cover and attach special tool (7), (item 11, section III, appendix B) to
timing gear cover.
(11) Loosen the three hex nuts (Figure 6-14, 4) several turns to permit shaft/gear separation. If nuts are
removed prior to separation, pump will fall if not supported.
6-15
