TM 5-6115-465-34
T035C2-3-446-2
NAVFAC P-8-625-34
TM06858B/06859D-34
(9) Replace any damaged or worn parts.
(4) Remove the front engine support (para-
graph 3- 48).
c.
Assembly and Installation
(5) Remove screws (l, figure3-42) and lock-
(1) Using new gasket, install housing (33) and
washers (2) to remove fuel pump thrust plate (3),
secure with lockwashers (32) and screws (31).
gasket (4), thrust button (5) and spring (6). Discard
gasket.
(2) If shaft (30) was removed, press replace-
ment into timing gear housing.
(6) Remove screws (?, 9, 11, and 13), screws
(15), and lockwashers (8, 10, 12, 14, and 16) tore-
(3) If bearings were replaced, assemble Idler
move timing gear cover (17) and gasket (18). Discard
assembly as follows:
gasket.
(a) Install ring (28) into gear (29).
(7) Press seal (19) from cover and discard.
(b) Press races (27) into gear until they
(8) Remove nut (20) and lockwasher (21) to re-
seat against ring.
move fuel pump drive gear (22).
(c) Install bearings (26).
(9) Remove screw (23) and washer (34) to re-
move idler assembly (25).
(4) Check that 20 degree (BDC) mark on fly-
wheel is still aligned with timing mark on flywheel
(10) If inspection indicates that idler bearings
must be replaced, disassemble idler as follows:
housing.
(a) Remove bearings (26) and press races
(5) Install idler assembly and secure with
(27) from gear (29).
washer (24) and screw (23). Torque idler shaft
screw to 24-27 ft-lb.
NOTE
(6) Install fuel pump drive gear (22) insuring
Each bearing and race is a matched set and
that the proper timing has been maintained (see
must be replaced as such.
and nut (20). Torque drive gear nut to 35-40 ft - lb.
(b) Remove ring (28) from gear.
(11) Do not remove idler shaft (30) from
cylinder block unless inspection reveals damage.
(7) Press replacement seal (19, figure 3- 42)
into cover.
(12) Remove screws (31) and lockwashers
(32) to remove housing (33) and gasket (34). Discard
(8) Install gasket (18) and cover (17) and se-
gasket.
cure with lockwashers (8, 10, 12, 14, and 16), screw
(15) and screws (7,9, 11, and 13).
b.
Cleaning, Inspection, and Repair.
(9) Install spring (6), thrust button (5), gasket
(4), and thrust plate (3) and secure with lockwashers
(1) Clean all parts with dry cleaning solvent
(2) and screws (l).
(Federal Specification P-D-680) and dry thoroughly.
(2) Visually inspect timing gear cover for
(10) Install hydraulic pump assembly (para-
cracks, corrosion, and other damage.
graph 3-40).
(3) Inspect gears for cracked, chipped or
(11) Install front engine support (paragraph
broken teeth and excessive wear.
(4) Inspect bearings for pitting and excessive
(12) Install injector in No. 1 cylinder ad
tighten sufficiently to stop all leakage.
wear.
(5) Inspect thrust plate for cracks and deep
3-51.
INTAKE MANIFOLD
wear patterns.
Refer to the Operator and Organizational Mainten-
(6) Inspect idler shaft for cracks, wear, and
ance Manual for intake manifold maintenance proce-
dure,
other damage.
EXHAUST MANIFOLD.
3-52.
(7) Inspect threads for crossing, stripping,
Refer to the Operator and Organizational Mainten-
and peening.
ance Manual for exhaust manifold maintenance proce -
dure.
(8) Replace seal at each overhaul.
3-66
