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TM 10-3930-638-24&P
4-3. FUEL SYSTEM MAINTENANCE (cont)
b. Fuel Injection Pump (cont).
1. Torque screw
adjustment
STEP
LOCATION
ITEM
ACTION
REMARKS
TESTING (cont)
41
(cont)
d. Operate
Fuel delivery shall be 10-13 cubic MM/
pump at
stroke
750
±10 RPM
a. Operate
Adjust torque screw (52) until fuel delivery
pump at
of 58-60 cubic MM/stroke is obtained
2100
±10RPM
b. Operate
Fuel delivery shall be 25 cubic MM/stroke
pump at
150±10
RPM
m. Governor cut-
Operate pump at
Fuel delivery shall be 5 cubic MM/stroke
off check
2350 10± RPM
maximum
n. Shutoff check
Operate pump at
Disconnect + 24 Vdc from solenoid; fuel
2100±10 RPM
delivery shall be 3 cubic MM/stroke
maximum
o. Nut (40, 42)
Tighten
25-30 pounds inch torque
p. Nut (50)
Tighten
25-30 pounds inch torque
q. Two advance
Remove
Install timing line covers (125) in its place.
windows
Tighten four screws (1 24) to 15-20
pounds inch torque
r. Throttle
Lock wire in
wide open
throttle
position
s. Pump
Remove from
test stand
42
End plate
Four screws (85)
Thread lock
(88)
wire through
head of each
screw
43
Governor
Rear screw (10)
Lock wire
control
and torque
together
cover (22)
screw (52)
44
Throttle
Screws (41 and
Lock wire
shaft
43)
individually
assembly
to lever
(37)
4-131
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