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TM 10-4320-348-14
(5)
Secure fuel injection pump (2) onto studs using two nuts (6).
(6)
Attach pump viewing access plate (4) and new gasket (5) with one hex nut (3).
(7)
Torque the securing nuts to 94-108 in-lb (100-120 cm-kg).
Figure 5-9. Top Dead Center Position
NOTE
On the flywheel, each line represents 5 degrees.
d.
Test. (Refer to Figure 5-9)
WARNING
Death or serious injury could occur if fuel is not handled properly. Use in a well-
ventilated area away from open flame, arcing equipment, ignition sources, heaters, or
excessive heat. Always store fuel in properly marked containers. DO NOT SMOKE.
NOTE
•
Fuel injection timing must be precise. If it is too early or too late, the engine will
start hard, provide lowered output, knock, and show poor exhaust color.
•
The fuel injection pump is a nonrepairable item and must be replaced as a
complete unit. However, it must be remembered that the fuel timing is adjustable.
(Refer to para. 5.8)
(1)
Remove fuel injection nozzle from cylinder head.
(2)
Connect the fuel injection line (refer to para 4.26) and the fuel return hose (refer to para 5.8) to the fuel
injection nozzle.
(3)
Position the fuel injection nozzle so the discharge orifice is visible.
(4)
Set decompression lever to downward position.
5-18
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