ALINE MATCH MARKS AND INSTALL ADAPTER AND SHAFT ASSEMBLY

TM 9-2835-255-34

ADAPTER AND SHAFT ASSEMBLY REPAIR (Sheet 8 of 8)

NOTE

Bolts and holes are match numbered. Make sure to

install bolts in holes with the same number.

ALINE MATCH MARKS AND INSTALL

10.

ADAPTER AND SHAFT ASSEMBLY (1,

ON TURBINE ROTOR (2) WITH NINE

NUMBERED BOLTS (3) AND NINE NEW

KEYWASHERS (4). BOLTS MUST BE

PLACED IN ASSIGNED NUMBERED

POSITION.

INSTALL HOLDING FIXTURE (5) WITH

11.

THREE BOLTS (6) TO PREVENT TURBINE

ROTOR (2) FROM TURNING. TORQUE

BOLTS 3) IN STAGGERED SEQUENCE

TO 235-255 LB-IN (26.56-28.82 Nm).

REMOVE HOLDING FIXTURE (5).

USING 0.001 INCH (0.025 MM) FEELER

12.

GAGE (7). CHECK GAP BETWEEN

SPLlNED ADAPTER (8) AND TURBINE

ROTOR (2). NO GAP IS ALLOWED. IF

THERE IS A GAP REMOVE, REINSTALL

AND RETORQUE ADAPTER AND SHAFT

ASSEMBLY (1).

BEND TABS ON KEYWASHERS (4). IF

13.

KEYWASHER (4) GETS DAMAGED OR

SHEARED. REPLACE KEYWASHER (4).

14.

APPLY LlGHT COAT OF SHORTENlNG

COMPOUND TO SEAL RINGS (9) AND OIL

DAM RING (10) TO PREVENT

MOVEMENT. REMOVE RUBBER MAT (11).

CAUTION

Before installation of reduction gearbox make sure

split lines of seal rings (9) on adapter and shaft as-

sembly are 180 degrees apart from each other.

15.

INSTALL REDUCTION GEARBOX (PAGE

End of Task

6-44 Change 4