747-400 AMM 飞机维护手册 点火 IGNITION(7)

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 (a)  P6 Main Power Supply Panel 1) 6G3 FUEL SHUTOFF VALVE ENG 3 2) 6G21 STBY IGN ENG 3 3) 6J12 NACELLE ANTI-ICE 3 4) 6L12 FUEL CONT VALVE ENG 3
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 (13) For engine number 4, open these circuit breakers and attach the DO-NOT-CLOSE tags:
 (a)  P6 Main Power Supply Panel 1) 6G4 FUEL SHUTOFF VALVE ENG 4 2) 6G22 STBY IGN ENG 4 3) 6J13 NACELLE ANTI-ICE 4
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
4) 6L13 FUEL CONT VALVE ENG 4
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 (14)
 Speak to the people on the ground or in the airplane through the service interphone system (AMM 23-41-00/501).

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 (15)
 Open the right fan cowl panel (AMM 71-11-04/201).

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 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.
 (16)
 Do this procedure:  Thrust Reverser Deactivation for Ground Maintenance (AMM 78-31-00/201).

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 (17)
 Open the right core cowl panel (AMM 71-11-06/201).

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 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.
 (18) Open the right thrust reverser (AMM 78-31-00/201).
 E. Do The Ignition System Test.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
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 WARNING: DO NOT TEST THE IGNITION SYSTEM OF AN ENGINE DURING THESE
_______ CONDITIONS:
 -A REFUEL OPERATION,
 -PEOPLE OR EQUIPMENT ARE NEAR THE EXHAUST AREA OF THE ENGINE,
 -
THE AIRPLANE IS IN THE HANGER, OR

 -
THE AIRPLANE IS NEAR BUILDINGS OR OTHER AIRPLANES THAT ARE WITHIN THE JET-WAKE HAZARD AREA FOR GROUND IDLE.

 THE EXHAUST FROM AN ENGINE CAN CAUSE INJURY TO THE PEOPLE OR DAMAGE TO THE EQUIPMENT THAT IS IN THE EXHAUST AREA.
 DO NOT TOUCH THE IGNITION PLUGS, THE IGNITION EXCITER, OR THE IGNITER PLUG CABLES DURING THE IGNITION TEST OF THE ENGINE. THE ELECTRICAL POWER IN THE IGNITION SYSTEM OF THE ENGINE CAN CAUSE INJURY TO THE PERSONS OR DAMAGE TO EQUIPMENT.
 (1)  Make sure that all of these circuit breakers are closed:
 (a)  P6 Main Power Supply Panel
 1) 6F1 IGN 1 ENG 1
 2) 6F2 IGN 1 ENG 2
 3) 6F3 IGN 1 ENG 3
 4) 6F4 IGN 1 ENG 4
 5) 6K19 IGN 2 ENG 1
 6) 6K20 IGN 2 ENG 2
 7) 6K21 IGN 2 ENG 3
 8) 6K22 IGN 2 ENG 4

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 (2)  Put the IGNITION AUTO switch in the 1 position.
 (a)  
Put the applicable FUEL CONTROL switch in the RUN position.

 (b)  
Pull and hold the applicable engine START switch to the on
 position.

 (c)  
Listen for the operation of ignitor plug 1 on the applicable
 engine.

 (d)  
Release the applicable engine START switch to the off position.

 (e)  
Make sure that the operation of ignitor plug 1 stops on the
 applicable engine.

 (f)  
Put the applicable FUEL CONTROL switch in the CUTOFF position.

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 (3)  Put the IGNITION AUTO switch in the 2 position.
 (a)  
Put the applicable FUEL CONTROL switch in the RUN position.

 (b)  
Pull and hold the applicable engine START switch to the on
 position.

 

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