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TM10-4320-316-14
6-7. GOVERNOR ASSEMBLY AND LUBE OIL PUMP REPAIR AND REPLACEMENT.
This Task Covers:
a.
Removal
b.
Inspection
c.
Repair
d.
Installation
Initial Setup:
Tools Required
Tool Kit, General Mechanic's (Appendix B, item 1)
Materials Required
Diesel Fuel (Appendix E, Item 6)
Equipment Condition
DED pump assembly shut down and cool.
Crankshaft removed (see paragraph 6-10).
a. Removal.
(1) Governor Assembly Removal. (Refer to Figure 6-5).
(a) Remove governor lever taper pin (1).
(b) Remove governor lever (2).
(c) Remove governor control arm (3) and governor shaft (4) from inside the engine.
(d) Remove governor control arm lever taper pin (5).
(e) Remove governor control arm (3) from the governor shaft (4).
(f) Remove thrust bushing (6).
(g) Remove needle bearing (7) and washer (8).
(h) Remove nut (9) from fuel limiting adjustment (10).
(i) Remove fuel limiting adjustment (10) from crankcase.
(2) Lube Oil Pump Removal. (Refer to Figure 6-6).
(a) Remove three lube oil pump cover bolts (1) holding lube oil pump cover (2).
(b) Remove lube oil pump cover (2) and O-ring (3). Discard O-ring.
(c) Lay crankcase cover on clean, flat surface.
(d) Grasp hold of the plastic gear (4) and carefully pull spindle (5) from lube oil pump shaft.
(e) Remove drive pin (6).
(f) Remove lube oil pump shaft (7) and outer rotor (8) from crankcase cover.
6-12
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