Be sure starting switch is in OFF
position when checking coil.
(f) Install a new O-ring (13) on override
shaft (14) and coat with 10W or 20W
(g) Screw override shaft (14) into housing
until it reaches bottom of its bore. Use
a depth micrometer set at 0.118 inch
(2.997) mm) and check distance from
face of valve housing to tip of shaft. If
necessary, screw override shaft (14) out
until it is 0.118 inch (2.997 mm) below
housing face. Do not move shaft, or
press on knob until it contacts valve
housing which will act as a stop.
(h) Place valve (10) into valve housing (16)
with rubber side toward housing.
(i) Apply lubricant to new housing O-ring
(8) and seat in groove.
(j) Drop spring washer (9) on valve with
concave side up and piloted around
(k) Place fuel shield (7) on valve housing
(16) and tighten screws (5) to 25 to 30
inch-pounds (2.8 to 3.4 joules) torque.
Install fuel shut-off valve to fuel pump
with capscrews (1), lockwashers (2),
washers (3), and new O-ring (4).
Torque to 25 to 30 inch-pounds (2.8 to
(45) Governor Spring Pack Overhaul.
(a) Remove snap ring (10, figure 13-23)
which holds governor spring pack in
sleeve with a pair of snapring pliers.
(b) Remove high-speed spring (13), spring
retainer (11), and ship (14).
(c) Remove idle spring plunger (20), idle
spring (17), plunger (19), and washer
components for any worn or damaged
(e) Assemble idle screw (16) into plunger
guide (19), place washer (18) over
screw point inside guide.
(f) Place small idle spring (17) into plunger
guide (19) and place idle plunger (20)
against spring in guide.
(g) Install the spring pack (15) into spring
pack housing (43, figure 13-20) or (36,
(h) Install spring (13, figure 13-23), shim
(14), retainer (11), and snap ring (10).
(i) Install new gasket (9), cover (8),
lockwashers (7), screws (6), wash- ers
(4), lockwashers (5), screws (3), and
new seal (2).
Refer to paragraphs 13-8 and 13-10.
(47) The reassembled fuel pump should be
tested and calibrated in accordance with
paragraph a and replaced in accordance
with paragraph d.
TURBOCHARGER (Code A). To repair the
turbocharger, refer to figure 13-27 and proceed as
Refer to the Operator/Crew and Organizational
Maintenance manual for removal instructions.