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TM 5-4210-233-14&P-1
5-22.
BLOWER REPAIR - Continued
NOTE
To change gap between rotor lobes by
0.001-in. (0.025 mm), add or remove a
0.003-in. (0.076 mm) shim.
(45)
Add or remove shims (21) to left rotor
shaft (4) as necessary.
(46)
Install blower timing gears according
to steps (31) through (35).
(47)
Check rotor lobe clearance according
to steps (38) through (41).
NOTE
Correct rotor operating is 0.009 to 0.011 in. (0.23
to 0.28 mm). If rotors do not meet this specifica-
tion, do steps (52) through (57).
(48)
Place 0.010-in. (0.254 mm) feeler gage
between rotor lobes (29 and 30). Rotate
rotors while gage is installed.
(49)
Remove feeler gage.
5-138
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