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Page Title:
AGB GEAR TRAIN TURNS UNEVENLY (BINDS) WHEN TURNED BY HAND, LOW PRESSURE COMPRESSOR RUBS OR BINDS WHEN TURNED BY HAND AND THER... |
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 TM 9-2835-255-34
3-2. TROUBLESHOOTING - CONTINUED
a. ACCESSORY GEARBOX (AGB) AND
(8)
ES-8. AGB GEAR TRAIN TURNS
UNEVENLY (BINDS) WHEN TURNED BY
HIGH PRESSURE COMPRESSOR -
HAND, LOW PRESSURE COMPRESSOR
CONTINUED
RUBS OR BINDS WHEN TURNED BY
HAND AND THERE ARE METAL CHIPS
IN THE OIL PUMP TO OIL COOLER
FLUID FILTER. - CONTINUED
FROM STEP 5
8
Check rotation of RGB assembly
(1) by putting splined shaft
(2) in RGB assembly and turning
shaft (2) clockwise. Shaft
should turn smoothly and no
unusual noises should be heard.
Does shaft turn smoothly with no
unusual noises?
NO
YES
A. Replace number 10 bearing
B. Clean AGB (page 7-46).
C. Replace engine oil pump
(TM 20-1).
D. Replace engine oil cooler
(TM 20-1).
E. Replace engine AC
generator (TM 20-1).
F. Clean cooler and generator
lines (TM 20-1).
G. Verify problem is solved.
CONTINUED ON NEXT PAGE
3-66
Change 6
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