S 012-023-N00
(3)
Open the core cowl panel (AMM 71-11-06/201).
S 012-029-N00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU OPEN THE
_______ THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(4)
Open the thrust reverser (AMM 78-31-00/201).
S 032-003-N00
(5)
Remove the case for the filter element from the head.
S 022-004-N00
(6)
Turn the filter element counterclockwise to remove it from the head assembly.
S 032-005-N00
(7)
Install the protection cap on the head.
TASK 75-33-05-202-006-N00
3. Examine the PS3 Air Filter Element (Fig. 201)
__________________________________
A. References
(1)
IPC 75-33-02 Fig. 1
B.
Access
(1)
Location Zone 412 Engine 1 - HPC Fwd Case 1:30 or 11 o'clock 422 Engine 2 - HPC Fwd Case 1:30 or 11 o'clock 432 Engine 3 - HPC Fwd Case 1:30 or 11 o'clock 442 Engine 4 - HPC Fwd Case 1:30 or 11 o'clock
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
75-33-05
ALL ú ú N01 Page 203 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(2)
Access Panel 416 Right Thrust Reverser Half - Engine 1 415 Left Thrust Reverser Half - Engine 1 426 Right Thrust Reverser Half - Engine 2 425 Left Thrust Reverser Half - Engine 2 436 Right Thrust Reverser Half - Engine 3 435 Left Thrust Reverser Half - Engine 3 446 Right Thrust Reverser Half - Engine 4 445 Left Thrust Reverser Half - Engine 4
C.
Examine the Filter Element
S 022-007-N00
(1)
If it is not done, do this task: "Remove the PS3 Air Filter Element".
S 212-008-N00
(2)
Examine the filter element for signs of contamination which has collected in an area.
S 112-009-N00
(3)
If it is necessary, do this task: "Clean the PS3 Air Filter Element".
TASK 75-33-05-102-010-N00
4. Clean the PS3 Air Filter Element (Fig. 201)
________________________________
A. Standard Tools and Equipment
(1)
Air Source - Compressed, Clean, Filtered, Dry -20 psi (138 kPa)
(2)
Brush - Stiff Bristle, non-metallic
B.
Consumable Materials
(1)
G00834 Cloth - Cotton, Lint-free
(2)
B00534 Solvent - AMSCO 460
C.
References
(1)
IPC 75-33-02 Fig. 1
D.
Access
(1)
Location Zone 412 Engine 1 - HPC Fwd Case 1:30 or 11 o'clock 422 Engine 2 - HPC Fwd Case 1:30 or 11 o'clock 432 Engine 3 - HPC Fwd Case 1:30 or 11 o'clock 442 Engine 4 - HPC Fwd Case 1:30 or 11 o'clock
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
75-33-05
ALL ú ú N01 Page 204 ú Jun 10/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
(2)
Access Panel
416 Right Thrust Reverser Half - Engine 1
415 Left Thrust Reverser Half - Engine 1
426 Right Thrust Reverser Half - Engine 2
425 Left Thrust Reverser Half - Engine 2
436 Right Thrust Reverser Half - Engine 3
435 Left Thrust Reverser Half - Engine 3
446 Right Thrust Reverser Half - Engine 4
445 Left Thrust Reverser Half - Engine 4
E.
Clean the Filter Element for the PS3 Air
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