Subtask 72-56-00-420-050
A. Installation of the Flange Assembly NOTE : This procedure is for Turbine Frame with Tangential Non
____ Symmetrical Section Struts or with Radial Struts only.
(1) Install a new gasket seal (80) on the rear flange of the oil inlet cover.
(2) Install the flange assembly (90) in position on the LPT frame.
(3) Lubricate the threads of bolts (70) with graphite grease (Material No. CP2101).
CAUTION : MAKE SURE THAT THE GASKET SEAL IS IN THE CORRECT POSITION
_______ ON THE REAR FLANGE OF THE OIL INLET COVER.
(4) Attach the flange assembly (90) with thirty two bolts (70).
(5) TORQUE the bolts (70) to between 110 and 120 lbf.in (1.24 and 1.35 m.daN).
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(6) Lubricate the threads of bolts (40) with graphite grease (Material No. CP2101).
(7) Install the sleeve (60) in position on the flange assembly.
(8) Attach the sleeve (60) with three bolts (40) and washers (50).
(9) TORQUE the bolts (40) to between 110 and 120 lbf.in (1.24 and 1.35 m.daN).
Subtask 72-56-00-420-051
B. Installation of the Flame Arrestor
(1) Lubricate the threads of bolts (20) with graphite grease (Material No. CP2101).
PRE SB CFMI 72-045
(2) Install the flame arrestor (30) in position on the flange assembly (90).
POST SB CFMI 72-045
(3) Install the flame arrestor (10) or (30) in position on the flange assembly (90).
END OF SB CFMI 72-045
(4) Attach the flame arrestor with six bolts (20).
(5) TORQUE the bolts (20) to between 110 and 120 lbf.in (1.24 and 1.35 m.daN).
R **ON A/C 106-149, 155-199, 208-299, 301-399, 401-499,
Subtask 72-56-00-420-050-A
A. Installation of the Flange Assembly NOTE : This procedure is for Turbine Frame with Tangential Symmetrical
____
Section Structs only.
(1) Install a new gasket seal (80) on the rear flange of the oil inlet cover.
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(2) Install the flange assembly (160) in position on the LPT frame with flow path fairing and plate lock (170) installed.
(3) Lubricate the threads of bolts (70) with graphite grease (Material No. CP2101).
CAUTION : MAKE SURE THAT THE GASKET SEAL IS IN THE CORRECT POSITION
_______ ON THE REAR FLANGE OF THE OIL INLET COVER.
NOTE : Make sure that the flange assembly is correctly positioned
____ with the aft sump overboard seal drain tube in its position.
(4) Attach the flange assembly (160) with twenty four bolts (70) to the hub inner rear flange of LPT frame.
(5) TORQUE the bolts (70) to between 110 and 120 lbf.in (1.24 and 1.35 m.daN).
(6) Lubricate the threads of bolts (150) with graphite grease (Material No. CP2101).
(7) Attach the flange assembly (160) with sixteen bolts (150) to the flow path fairing installed on LPT frame through the plate lock (170).
(8) TORQUE the bolts (150) to between 110 and 120 lbf.in (1.24 and 1.35 m.daN).
Subtask 72-56-00-420-051-A
B. Installation of the Flame Arrestor
(1) Lubricate the threads of bolts (20) with graphite grease (Material No. CP2101).
(2) Install the flame arrestor (30) in position on the flange assembly (160).
(3) Attach the flame arrestor with six bolts (20).
(4) TORQUE the bolts (20) to between 110 and 120 lbf.in (1.24 and 1.35 m.daN).
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5. Close-up
________ Subtask 72-56-00-410-056
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Install the centerbody (Ref. TASK 78-11-12-400-041).
(3) Install the core nozzle (Ref. TASK 78-11-11-400-041).
(4) Remove the warning notice(s).
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