(b)
Integrated Display System (IDS) is serviceable (AMM 31-61-00/501).
(c)
Air/Ground Relay System is serviceable (AMM 32-09-02/201).
D. Procedure
S 865-002
(1)
Supply electrical power (AMM 24-22-00/201).
S 015-005
(2)
Remove any covers from the pitot-static and the temperature probes.
S 865-064
WARNING: MAKE SURE TO OPEN ENGINE IGNITION CIRCUIT BREAKERS BEFORE YOU
_______ SET THE FUEL CONTROL SWITCH TO RUN. IF YOU DO NOT OPEN THE CIRCUIT BREAKERS, THE IGNITER PLUGS CAN AUTOMATICALLY FIRE. WITH UNBURNED FUEL IN THE COMBUSTION CHAMBER, THERE MAY BE AN INTERNAL ENGINE FIRE OR A TAILPIPE FIRE. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO THE ENGINE.
(3) Open these circuit breakers on the P6, Main Power Distribution Panel:
(a)
6F1, IGN 1 ENG 1
(b)
6K19, IGN 2 ENG 1
(c)
6G19, STBY IGN ENG 1
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
30-31-00
ALL ú ú 02 Page 502 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 865-059
(4) Set the FUEL CONTROL 1 switch on the P8 control stand to RUN.
NOTE: No probe heat EICAS messages will show until approximately
____ five minutes after the FUEL CONTROL 1 switch is set to RUN.
S 045-055
WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO PREPARE
_______ THE SAFETY-SENSITIVE SYSTEMS FOR THE AIR MODE. FAILURE TO DO THE STEPS CORRECTLY CAN CAUSE THE AUTOMATIC OPERATION OF AIRPLANE SYSTEMS. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(5)
Do this task: "Prepare Safety-Sensitive Systems for Air Mode Simulation" (AMM 32-09-02/201).
S 865-082
(6)
Close these circuit breakers:
(a)
P6, Panel
1) 6C33, AOA HEAT L
2) 6C34, AOA HEAT R
3) 6D32, PROBE HEAT AUX PITOT L
4) 6D33, PROBE HEAT AUX PITOT R
5) 6D34, PROBE HEAT IND L
6) 6D35, PROBE HEAT IND R
7) 6D30, PROBE HEAT PITOT L
8) 6D31, PROBE HEAT PITOT R
9) 6D28, PROBE HEAT TAT L
10) 6D29, PROBE HEAT TAT R
(b)
P7, Panel
1) 7F22, LANDING GEAR DSP CONT PRI
S 715-006
(7) Make sure that these EICAS advisory messages show:
HEAT P/S CAPT HEAT P/S F/O HEAT P/S L AUX HEAT P/S R AUX HEAT L AOA HEAT R AOA
S 865-007
(8) Open 7F23, LANDING GEAR DSP & CONT ALTN circuit breaker on the P7, Overhead Circuit Breaker Panel.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
30-31-00
ALL ú ú 02 Page 503 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 715-008
(9) Make sure that these EICAS advisory messages do not show:
HEAT CAPT P/S HEAT P/S L AUX HEAT R TAT HEAT L AOA
S 715-080
(10)
Make sure that the EICAS advisory message HEAT L TAT shows.
S 865-009
(11)
Close 7F23, LANDING GEAR DSP & CONT ALTN circuit breaker on the P7, Overhead Circuit Breaker Panel.
S 865-010
(12)
Open 7H8, GND SAFETY RELAY circuit breaker on the P7, Overhead Circuit Breaker Panel.
S 715-011
(13)
Make sure that these EICAS advisory messages do not show:
HEAT F/O P/S HEAT P/S R AUX HEAT L TAT HEAT R AOA
S 715-081
(14)
Make sure that the EICAS advisory message HEAT R TAT shows.
S 865-012
(15)
Close 7H8, GND SAFETY RELAY circuit breaker on the P7, Overhead Circuit Breaker Panel.
(16)
Install actuators at the nose gear squat switches, S800 and S801.
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：747-400 AMM 飞机维护手册 防冰和排雨 ICE AND RAIN PROTECTION(30)
