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o.
Service engine cooling and lubrication systems, refer to end item maintenance manual.
p.
Bleed air from fuel system, refer to paragraph 3-12.
q.
Operate engine and check for leaks.
3-12. BLEEDING AND PRIMING FUEL SYSTEM.
3-12.1.
a.
Loosen priming pump cap on fuel injection pump.
b.
Prime fuel injection pump several times.
c.
Loosen bleeder screw (40, FIGURE 3-8) on fuel injection pump.
d.
Operate priming pump (20, Figure 3-7) until no more bubbles are visible in fuel being discharged from bleeder
screws.
e.
Retighten bleeder screws and priming pump cap securely after bleeding.
3-13.
FUEL lNJECTlON PUMP TIMING.
3-13.1. Checking Procedure.
a.
Check that notched line on injection pump fixing flange is aligned with injection pump mounting flange's
notched line.
b.
Align crankshaft pulley TDC mark with pointer.
c.
Rotate crankshaft pulley counterclockwise approximately 30 degrees.
d.
Disconnect injection pipe from delivery valve No. 1.
Fuel is flammable. Keep fuel away from heat and open flame. Failure
to observe this warning could result in severe personal injury or death.
Drain fuel into suitable container.
N O T E
ARMY TM 9-2815-254-24
AIR FORCE TO 38G1-94-2
3-65
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