Hinge bracket (move) 19 10:30 Engine bleed air duct 4.A (6) 20 11:00 Engine bleed air duct 4.A (6)
Hinge bracket (move)
(6) Get access to the fuel nozzles in positions 1, 15, 16, 17, 19 and 20 as follows:
(a) Remove the engine bleed air ducts, if necessary, to get access to fuel nozzle, if necessary, to get access to the fuel nozzles in positions 1, 15, 16, 17, 19 and 20 (Ref. TASK 36-11-49-000-044) or (Ref. TASK 36-11-49-000-045) or (Ref. TASK 36-11-49-000-046) or (Ref. TASK 36-11-49-000-048).
(b) To remove fuel nozzles in positions 1, 15, 16, 19 and 20, go to step 4.B.
(c) Remove the bolts (10) that attach the bracket (110) to the nozzle in position 17 and move the bracket away from the nozzle.
NOTE : It should not be necessary to remove the wires attached to
____ the bracket (110).
(d) To remove the fuel nozzle in position 17, go to step 4.B.
(7) Get access to the fuel nozzles in positions 3, 8, 9, 10, 12, 13, 14, and 18 as follows:
CAUTION : ENSURE THAT THE SPARK IGNITER IS PROPERLY CAPPED AND MOVED
_______ TO A SECURE AND PROTECTED LOCATION BEFORE PROCEEDING.
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E E Feb 01/98 E E ECES E NOTE : Disengage the ignition lead from clamps, if necessary, to get
F 『
E C F M E
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____ access to the nozzle to be removed.
(a) Remove the spark igniter from the combustion case and move the ignition lead away from the fuel nozzle, if necessary, to get access to the fuel nozzles in positions 8, 9, 10, 12, 13 and 14 (Ref. TASK 74-21-10-000-002) or (Ref. TASK 74-21-20-000-002) or (Ref. TASK 74-21-30-000-002)
(b) To remove the fuel nozzles in positions 9, 10 and 14, go to step
4.B.
(c) Remove the LPT cooling brackets at fuel nozzles in positions 3, 8, 13 and 18 as follows:
(d) To get access to the nozzle in position 12, remove the start bleed tube (280) as follows:
1_ Remove the bolts (450), (400), (220), (160), strap clamp
(460), (390), (210), (170), washers (430), (380), (240),
(190), and nuts (420, 370, 250, 200) that attach the LPT
cooling tube (440), (410), (230), (180) to the LPT cooling
bracket (60), (80), (90), (100) at the nozzle.
2_ Remove the bolts (10) that attach the LPT cooling bracket
(60), (90) to the nozzle in position 3 and 13 and remove the
bracket (60), (90).
3_ At position 13, disengage the ignition lead from the clamp on
the LPT cooling bracket (90).
4_ Remove the bolts (10), that attach the LPT cooling bracket
(80), (100) to the hinge bracket and the nozzle in position 8
and 18 and remove the bracket (80), (100).
5_ To remove fuel nozzles in positions 3, 8, 13 and 18, go to
step 4.B.
1 Remove the bolts (330), strap clamp (340), washers (350), and
_ nuts (360) that attach the start bleed tube (280) to the start bleed tube bracket (320).
2 Cut and remove the lockwire from the bolts (300) that attach
_ the end of the start bleed tube (280) to the combustion case pad. Remove the bolts (300).
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E E Feb 01/98 E E ECES E F 『 E C F M E E E E 56-5B E E E 3 Remove the seal (310) from between the end of the start bleed
_ tube (280) and the combustion case pad.
4 Remove the bolts (290) from the end of the start bleed tube
_
(280) and the HPTACC valve (260). 5 Remove the gasket (270) from between the end of the start
_ bleed tube (280) and the RACSB valve (260).
6 Remove the start bleed tube (280).
_ 7 Install protective covers on the open ends of the start bleed
_ tube (270), the open pad of the combustion case and the open port of the RACSB valve.
(e) To remove the fuel nozzle in position 12, go to step 4.B.
(8) Get access to the fuel nozzles in position 6 and 7 as follows:
(a) Remove the LPTACC tube (470) as follows: 1 Remove the bolt (660), washer (640), and nut (630) that attach
_ the LPTACC tube (470) to the support bracket assembly (70) at the fuel nozzle in position 6.
2 Loosen the nut and remove the clamp assembly (480) from the
_
forward end of the LPTACC tube (470).
3 Carefully pull the LPTACC tube (470) forward to disengage it
_ from the LPTACC air manifold and remove the tube (470) and piston ring (650).
4 Install protective covers on the open ends of the LPTACC tube
_
(470) and the open end of the LPTACC valve.
(b) To remove the fuel nozzle in position 7, go to step 4.B.
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