TM5-6115-593-34
NAVFAC P-8-631-34
TO-35C2-3-463-2
seven capscrews.
(7) Attach the pump cooling line to the check
valve elbow (1, figure 13-24) on the gear
pump.
(8) Connect
the
shut-off
valve
electrical
connections.
(9) Connect the throttle lever linkage.
(10) Connect the fuel pump line to the pump
shut-off valve.
e. Repair. Repair the fuel pump by replacing
defective or worn parts as determined in paragraphs a
and f.
f. Overhaul and Rebuilding. Refer to figures 13-
20 through 13-25 and proceed as follows:
(1) Remove the fuel pump in accordance with
paragraph d.
(2) Clean outside of fuel pump with an
approved
solvent
that
will
not
harm
aluminum surfaces.
(3) Mount the fuel pump in holding fixture and
swivel vise.
(4) Remove elbow (9, figure 13-24) and the
orifice elbow assembly (1); clean parts in
fuel oil and dry with compressed air blown
through bottle ends.
(5) Remove the pulsation damper (figure 13-25)
from the gear pump and discard O-ring (4).
(6) Remove the gear pump (figure 13-24) from
the main housing by removing capscrews
(3), lockwashers (4), screws (6), washers
(8), and lockwashers (7). Tap lightly with a
plastic hammer to loosen dowel; remove
gear pump and discard gasket (5).
(7) Remove the fuel shut-off valve by removing
screws (1, figure 13-22) from the top of the
main housing and discard O-ring (4).
(8) Remove the governor spring pack (figure
13-23) by removing screws (3), washers (4),
lockwashers
(5),
screws
(6),
and
lockwashers (7). Lift off governor and
discard gasket (9).
NOTE
Steps
(9)
thru
(25)
are
rebuild
instructions for the fuel pump housing
assembly, code A. Steps (26) thru (41)
are rebuild instructions for the fuel pump
housing assembly, code B.
(9) Remove filter screen cap (10, figure
13-20), cap seal ring (11), filter spring
(12), and fuel filter screen assembly
(13).
(10) Remove pin (37), driver (38), washer (39),
spacer (40), plunger (34), shim (35), and
spring (36).
(11) Heat housing in oven to 300°F (149C) and
press out governor sleeve and barrel (41,
42).
(12) Remove three screws (2), lockwashers (3),
fuel control cover (4), snap ring (5), and
barrel plunger (6).
(13) Remove and discard O-rings (7 and 8).
(14) Remove nut (14), lockwasher (15), washer
(16), screw (17), and throttle lever (18).
(15) Remove two screws (19), and throttle shaft
cover (20).
CAUTION
Use extreme care when removing throttle
shaft cover (20) to avoid dropping ball
(21).
(16) Remove ball (21), unscrew fuel adjusting
screw (23), and remove and discard O-ring
(24).
(17)
Remove snap ring (25), throttle shaft
(27), and discard O-ring (26).
(18)
Visually inspect throttle
13-47
