ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
Section V. MAINTENANCE OF ENGINE ACCESSORIES
4.14 GOVERNOR ACTUATOR.
4.14.1
Testing.
a.
b.
c.
d.
e.
f.
9.
h.
i.
j.
k.
1.
m
Shut down generator set.
Open battery access door and disconnect negative battery cable.
Open right side engine access door and disconnect P10 connector (FIGURE 4-6) from engine electrical harness.
Remove rear fuel injection pump access plug located on top of injection pump housing.
Connect 5 ohm, 25 watt resistor in series with pin 2 of P10 connector and ground.
Connect jumper wire from pin 1 of P10 connector to battery positive terminal (24 VDC).
While looking through rear fuel injection pump access plug hole, connect negative battery cable. Governor actuator
shaft should extend to full fuel position.
Disconnect negative battery cable. Governor actuator shaft should retract to no fuel position.
Replace governor actuator if it does not function as above.
Remove resistor and jumper wire from governor actuator.
Install rear fuel injection pump access plug.
Connect P10 connector to engine electrical harness and close right side engine access door.
Connect negative battery cable and close battery access door.
4.14.2
Removal.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Open right side engine access door.
d. Tag and disconnect P10 connector from electrical harness.
e. Remove rear fuel injection pump access plug located on top of fuel injection pump housing.
f. Remove allen head screws (1, FIGURE 4-6) and Iockwashers (2) securing governor actuator (3) to mounting plate
(10).
g. While looking through rear fuel injection pump access plug hole, tilt governor actuator (3) down so that clevis (6)
clears stud (19) of injection pump rack linkage, and remove governor actuator(3) and gasket (4) from fuel injection
pump.
h. Loosen nut (5) and unscrew clevis (6) and retention spring (7) from governor actuator shaft.
N O TE
Hold suitable container under fuel injection pump to catch oil that will
drain from pump housing when mounting plate (10) is removed.
i.
Remove bolts (8), Iockwashers (9), mounting plate (10), and gasket (11) from fuel injection pump.
j.
Remove nut (12), Iockwasher (13), bolt (14), bracket (15), spring retainer (16), and spring (17) from injection pump
rack lever (inside pump).
4-25
