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 TM 9-2835-255-34
GAS TURBINE POWER UNIT REPLACEMENT (Sheet 3 of 30)
REMOVAL:
CAUTION
Do not lean on, hang anything on, bump
or rock low pressure (LP) turbine rotor
shaft (1). Damage to No. 5 bearing air and
oil seals may result.
1. USING MARKER, PLACE MATCH MARKS (2) ON
POWER TURBINE
HOUSING
SPACER RING
(4) AND LP TURBINE NOZZLE (5).
Use caution when removing nozzle (5).
Rotor (1) will fall free without nozzle (5) in
place and could cause personnel injury or
damage to equipment. Have helper sup-
port rotor shaft (1) at all times during
removal of nozzle (5).
2. SUPPORT ROTOR SHAFT
CUT SAFETY
WIRE AND REMOVE 24 BOLTS (6). RETAIN BOLTS
FOR FURTHER USE.
NOTE
Penetrating oil can be used to soak 24
bolts (6) to facilitate their removal.
CAUTION
Do not use hammer to dislodge nozzle
(5). Damage to nozzle could result. Use
jacking bolts.
3.
REMOVE NOZZLE (5) AND SPACER RING (4).
a.
Using both hands, carefully remove nozzle (5).
Then do step d. If unable to remove nozzle (5)
by hand, do steps b. and c., then continue
with step d.
EXPLODED
FOR
b.
Install three bolts (6) into three threaded holes
CLARITY
(7) in nozzle (5).
LE55115
Go on to Sheet 4
6-64
Change 6
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