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 TM 55-1905-220-14-11
5-71. BLOWER - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
OVERHAUL-TIMING BLOWER ROTORS (Cont)
j.
Check the clearance between each
rotor lobe and the blower housing
at both the inlet and outlet side;
12 measurements in all.
OVERHAUL-ASSEMBLY
8. Rear
a. Support
1. Place on two wooden
Blower
(58),
blocks.
Coupling
spring
pack
2. Apply a light coat
(59),
of grease to the
spring
back of the spring
seat
seats. Place the
(60),
half round spring
and
seats in the grooves
coupling
inside the support,
cam
and the flat spring
(61)
seats inside the
support at each end
of the opening.
3. Lubricate the springs
with light engine oil.
Then, place spring
packs, consisting of
21 leaves per pack,
into the support
with the spring
seats in position as
shown.
4. Place the blower
drive cam over the
end of the installer
J1471 with the large
chamfered inside
diameter end of the
cam facing up.
5-1012
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