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Page Title: AGB GEAR TRAIN TURNS UNEVENLY (BINDS) WHEN TURNED BY HAND AND RUBBING OR BINDING IS FELT WHEN TUBEAXIAL FAN BLADES OR LEFT CO...
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TM 9-2835-255-34
3-2. TROUBLESHOOTING - CONTINUED
a.
ACCESSORY GEARBOX (AGB) AND
(2)
ES-2. AGB GEAR TRAIN TURNS
UNEVENLY (BINDS) WHEN TURNED BY
HIGH PRESSURE COMPRESSOR -
HAND AND RUBBING OR BINDING IS
CONTINUED
FELT WHEN TUBEAXIAL FAN BLADES
OR LEFT COOLING FAN BLADES ARE
TURNED BY HAND. - CONTINUED
CONTINUED FROM STEP 6
NO
YES
A. Replace number 10 bearing
B. Verify problem is solved.
A.
Replace number 10 bearing
B. Salvage Gas Turbine Power
C. Verify problem is solved.
FROM STEP 2 OR 3
7
NOTE
Splined shaft (1) does not turn
easily. You may have to use
both hands and some force.
Check rotation of splined shaft
(1) by turning shaft (1) clock-
wise. Shaft should turn
smoothly. No rubs or binds
should be felt and no unusual
noises should be heard.
Does shaft turn smoothly with no
unusual noises?
CONTINUED ON NEXT PAGE
Change 6
3-25

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