74-21-01
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
S 044-033-N00
WARNING:_______ DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT THE
OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL OPERATION OF
THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS OR DAMAGE TO
EQUIPMENT.
(3)
Do this procedure: Thrust Reverser Deactivation for Ground Maintenance (AMM 78-31-00/201).
S 014-035-N00
(4)
Open the right core cowl panel (AMM 71-11-06/201).
S 014-034-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.
(5)
Open the right thrust reverser (AMM 78-31-00/201).
S 024-013-N00
(6)
Remove the cable (3) from the engine:
(a) Remove the parts that are attached to the cable (3): 1) Remove the bolt (16), the nut (14), and the cable clamp
(17) that hold the cable (3) to the bracket (15). 2) If you remove the upper and the lower cables (3), remove the bracket (15) from the engine.
3) To disconnect the cooling air hose, loosen the clamp (7) that holds the cooling air hose to the cable (3).
(b) Remove the heat shields (1, 4, 5, and 9): 1) Loosen the hose clamp (2) that holds the heat shields (1
and 9) on the cable (3) at the igniter plug end. 2) Remove the heat shields (1 and 9) from the cable (3). 3) Loosen the hose clamps (2 and 6) that hold the heat shields
(4 and 5) on the ignition exciter end of the cable (3). 4) Remove the heat shields (4 and 5) from the cable (3).
(c) Disconnect the ends of the cable (3):
1) Loosen the cable coupling nut from the output connection of the ignition exciter.
NOTE: The cable coupling nut must be sufficiently loose to
____ permit the cable to move freely. The cable coupling nut must not be sufficiently loose to permit removal of the cable.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
CAUTION: REMOVE THE CABLE END FROM THE IGNITER PLUG IN A
_______ STRAIGHT LINE. IF LATERAL FORCE IS PERMITTED, DAMAGE CAN OCCUR TO THE CABLE END.
2) Disconnect the cable coupling nut from the igniter plug. 3) Ground the cable end against the igniter plug casing. 4) Disconnect the cable coupling nut from the output
connection of the ignition exciter. 5) Remove the three hose clamps (2, 2 and 6) from the cable (3).
(d)
Remove the cable (3) from the engine.
(e)
Move the coupling nuts until you can remove the grommets (13) from the ends of the cable (3). 1) Discard the grommets (13). 2) Install a cap on the ends of the cable (3) and on the
output connection on the ignition exciter.
TASK 74-21-01-404-013-N00
3. Exciter-to-Igniter Plug Cable Installation (Fig. 401)
__________________________________________
A. Consumable Materials
(1)
G00834 Cloth - Cotton, Lint-Free
(2)
D00390 Oil - Engine
(3)
D00009 Compound - Antiseize, MIL-M-7866, Powdered Molykote Type Z
(4)
B00782 Solvent - Trichlorotrifluorethane, MIL-C-81302
(5)
D00453 Antigalling Compound - Fel Pro C300 (PWA 36035)
(6)
D00405 Antigalling Compound - PWA 550-3 (optional to PWA 36035)
B. Parts
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 3 | Exciter to Spark Cable | 74-21-01 | 05 | 35 | | | | (Exciter-to-Igniter Plug Cable) | | | | | | 10 | Ring | | | 40 | | | 12 | Bushing | | | 45 | | | 13 | Grommet | | | 50 | 2.....….........…...................................…...........…......….......1
C. References
(1) AMM 71-11-04/201, Fan Cowl Panel
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本文鏈接地址：747-400 AMM 飛機(jī)維護(hù)手冊 點(diǎn)火 IGNITION(17)
