TM9-2815-202-34
CAUTION
Do not scuff bearing journal
surfaces of shaft. Journal surfaces
are machined to high tolerances.
(18)
(19)
(20)
(21)
Remove snap ring (41) and two
bearings (42) from center housing
assembly (12). Discard snap ring and
bearings.
Install center housing assembly (12)
in a soft-jawed vise. Unscrew back
plate (43) from center housing
assembly. Remove shims (44),
diaphragm (45), and gasket (46).
Discard gasket.
Remove seal ring (47) from center
housing assembly (12). Discard seal
ring.
If necessary, remove two pins (48)
from center housing assembly (12).
b. Cleaning
WARNING
Dry cleanIng solvent P-D-680
is toxic and flammable. Wear
protective goggles and gloves
and use only in a well-
ventilated area. Avoid contact
with skin, eyes, and clothes
and don’t breathe vapors. Do
not use near open flame or
excessive heat. The flash
point is 100oF-138°F (38 °C-
50°C). If you become dizzy
while using cleaning solvent,
get fresh air immediately and
get medical aid. If contact with
eyes is made, wash your eyes
with water and get medical aid
immediately.
•
•
•
CAUTION
Do not use a caustic solution to clean aluminum components. A caustic solution will
erode aluminum parts.
Do not use wire brush or steel-bladed scraper to clean bearing surfaces or
aluminum parts. Metal to metal contact will mar bearing finishes and deform
aluminum parts.
Clean compressor and turbine wheel blades thoroughly. Deposits left on blades will
affect balance of rotating assembly.
6-47
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