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(7) S 416-009-N00Close the core cowl panels (AMM 71-11-06/201).
(8) S 416-010-N00Close the fan cowl panels (AMM 71-11-04/201).
(9) S 446-008-N00Do the activation procedure for the thrust reverser (AMM 78-31-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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HIGH PRESSURE COMPRESSOR REAR CASE ASSEMBLY - REPAIRS
_____________________________________________________
1. General
_______
A. This procedure has one task. The task repairs the inserts that are
damaged in the borescope holes at the locations AP-2 thru AP-7. The
locations AP-2 thru AP-7 are found on the rear case of the high pressure
compressor.
TASK 72-35-01-308-006-N00
2. Insert Repair
_____________
A. Equipment
(1)
Heli-Coil 535-9 - Inserting Tool,
Heli-Coil, Products Division/Mite Corp.
Danbury, CT 06810
(2)
Heli-Coil 1227-16 - Extracting Tool
(3)
Heli-Coil 7552-8 - Inserting Tool
(4)
Heli-Coil 535-16 - Inserting Tool,
Heli-Coil, Products Division/Mite Corp.
Danbury, CT 06810
B.
References
(1)
AMM 71-11-04/201, Fan Cowl Panels
(2)
AMM 71-11-06/201, Core Cowl Panels
(3)
AMM 72-00-00/601, Engine - General
(4)
AMM 78-31-00/201, Thrust Reverser System
(5)
IPC 72-35-53-01, Plugs - Borescope HPC Rear Case
C.
Access
(1)
Location Zones
412 Engine No. 1
422 Engine No. 2
432 Engine No. 3
442 Engine No. 4
(2)
Access Panel
415 and 416 Thrust Reverser Halves - Engine 1
425 and 426 Thrust Reverser Halves - Engine 2
435 and 436 Thrust Reverser Halves - Engine 3
445 and 446 Thrust Reverser Halves - Engine 4
D.
Prepare To Repair The Insert That Is Damaged
S 048-001-N00
WARNING: DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
_______ THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
(1) Do the deactivation procedure for the thrust reverser for ground maintenance (AMM 78-31-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 018-002-N00
(2)
Open the right fan cowl panel (AMM 71-11-04/201).
S 018-003-N00
(3)
Open the right core cowl panel (AMM 71-11-06/201).
S 018-004-N00
WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
(4)
Open the right thrust reverser (AMM 78-31-00/201).
S 018-005-N00
(5)
Remove the plug from the insert that is damaged.
E.
Repair The Insert That Is Damaged
