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 NOTE
Install the wear plate (Item 10)
STEP 5.
with the bronze surface against
The front cover must be locked
the gears and the small hole in
by a smooth clean surface dur-
line with the vent hole in the
ing this operation to prevent
heat shield (Item 9).
damaging or scoring its face.
Install drive gear assembly
STEP 6.
CAUTION
(Item 16) and driven gear
assembly (Item 17) into front
DO NOT BEND THE STEEL SEAL
Apply oil to pump drive
cover.
RETAINER OR SCORE THE HOUSING
shaft at the drive end to prevent
damage to the shaft seal when the
SEAL BORE.
Check
shaft is pushed through.
to make sure that the seal lip
STEP
3. Install the rubber seal (Item 7),
and spring is not pushed out by
the gasket (Item 8) and the heat
the shaft.
shield (Item 9) into the end
cover cavity as follows:
Check wear plate to make certain
STEP 7.
that it is still seated in its
a. The small vent hole through
oval cavity and install the center
all these parts must be aligned
section (Item 12) over the gears
and positioned next to the scribe
until it contacts the wear plate.
mark on the island made during
Make certain that the scribed
disassembly.
lines on the housing exteriors
are in line.
b. The lips of the rubber seal
must face toward the cavity and
Install the dowel pin (Item 6) and
STEP 8.
be tucked into the groove with
add a generous amount of oil to
a smooth dull tool to prevent
Rotate the
the gear cavities.
damage to the rubber surface.
gears to insure distribution of
the oil.
c. The gasket (Item 8) must be
pressed firmly toward the
Place thrust plate (Item 32) on
STEP 9.
bottom of the cavity with the
top of the gears in the center
thumbs so as to make sure that
Make certain that the
section.
all of its perimiters are com-
bronze side is toward the gears
pletely within the groove to
and the open side is toward the
avoid interference with sub-
inlet ports.
sequent reassembly.
Oil the O-ring (Item 11) and
STEP 10.
d. The heat shield (Item 9) shall
place it in the groove in the
be firmly pressed toward the
back cover face.
bottom of the cavity with the
thumb until sufficient space is
STEP 11.
Install the back cover with the
available for the wear plate.
scribed mark aligned with the
scribe marks in the center sec-
Install O-ring (Item 11) into
STEP 4.
tion and the front cover.
groove in front end cover (Item
Oil the O-ring and stretch
5).
STEP 12.
Install the housing retainer cap-
it slightly, if necessary, to
screws and cross-tighten to 16-19
make it remain in the groove.
lbs ft.
5-92B
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