Flame Arrestor and Flange Assembly
 Figure 401B/TASK 72-56-00-991-300-A

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 Subtask 72-56-00-020-050-A
 A. Removal of the Flame Arrestor
 (1) Remove the six bolts (20) which attach the flame arrestor (30) to the oil inlet cover through the flange assembly (160).
 Subtask 72-56-00-020-051-A
 B. Removal of the Flange Assembly NOTE : This procedure is for Turbine Frame with Tangential Symetrical
____
 Section Struts only.

 (1) Remove the sixteen bolts (150) which attach the flow path fairing to the outer circle of the flange assembly (160) through the plate lock (170).

 (2) Remove the twenty four bolts (70) which attach the mid circle of the flange assembly (160) to the LPT frame hub rear flange.

 (3) Remove the flange assembly (160) from the LPT frame.

 (4) Remove and discard the gasket seal (80).

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 TASK 72-56-00-400-001
 Installation of the Flame Arrestor and Flange Assembly
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice No specific Torque Wrench : range 36.00 to 220.00 lbf.in
 (0.40 to 2.60 m.daN)
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2101  USA MIL-T-5544 graphite grease (Ref. 70-30-00)
 C. Expendable Parts
 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
80 gasket seal 72-56-00 02A-010 80 gasket seal 72-56-00 02B-010
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 D. Referenced Information

 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
78-11-11-000-041 Removal of the Core Nozzle Assembly
 78-11-11-400-041 Installation of the Core Nozzle Assembly
 78-11-12-000-041 Removal of the Centerbody
 78-11-12-400-041 Installation of the Centerbody

 **ON A/C 001-049, 052-099, 101-105, 151-154, 201-207,
 72-56-00-991-300 Fig. 401
 **ON A/C 051-051,
 72-56-00-991-300-B Fig. 401A
R **ON A/C 106-149, 155-199, 208-299, 301-399, 401-499,
 72-56-00-991-300-A Fig. 401B
 **ON A/C ALL
 3. Job Set-up
__________
 Subtask 72-56-00-860-050
 A. Aircraft Maintenance Configuration
 (1) On the center pedestal, on the ENG panel 115VU, make sure that a warning notice is in position to tell persons not to start the engine.

 (2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) is off. Make sure that a warning notice is in position to tell persons not to energize the FADEC 1(2).

 (3) Make sure that the core nozzle is removed (Ref. TASK 78-11-11-000-041).

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 (4) Make sure that the centerbody is removed (Ref. TASK 78-11-12-000-041).

 4. Procedure
_________
 **ON A/C 001-049, 052-099, 101-105, 151-154, 201-207,

 (Ref. Fig. 401/TASK 72-56-00-991-300)
 **ON A/C 051-051,

 (Ref. Fig. 401A/TASK 72-56-00-991-300-B) R **ON A/C 106-149, 155-199, 208-299, 301-399, 401-499,
 (Ref. Fig. 401B/TASK 72-56-00-991-300-A)
　
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