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TM 5-4320-313-14
5-7. FUEL INJECTION PUMP - Continued.
c. Installation.
(1) Refer to figure 5-8 and install tappet (12) into crankcase (15).
(2) Turn engine by hand until tappet (12) reaches the lowest point on the camshaft (14).
(3) Position throttle control hand lever so that governor lever slot (13) lies exactly in the center of the tappet bore.
(4) Install spacer (11), with the flat surface toward the injection pump (9).
(5) Place shim (10) on crankcase (15) studs.
(6) Position control sleeve on injection pump (8) so that control sleeve pin enters slot in governor lever.
(7) Insert injection pump (9) carefully without moving the control sleeve out of its proper position.
NOTE
No resistance should be felt until the pump is within 0.160 inch (4 mm) of the crankcase, then a
resistance due to initial load of plunger spring can be felt.
Do not tighten pump if not seated properly. Damage to pump governor lever, or engine could result if
improperly installed.
(8) Using hand pressure, insert injection pump (9) fully into crankcase (15) and install two hexagon nuts (8).
If the pump does not seat properly, governor sleeve pin of injection pump has not entered slot (13) in
governor lever.
NOTE
Before tightening nuts (8), move throttle lever a few times from START to STOP position if correctly
installed at each position a noise caused by the governor lever and eccentric pin will be heard.
(9) Install new packing (7) and vent valve (6), packing (5), and hose connection (4).
(10) Remove fuel shutoff clamp and install hose (3) and hose (2).
(11) Connect fuel pressure line (1).
5-18
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