* SEE THE WDM EQUIPMENT LIST
Cooling - Component Index Figure 101 (Sheet 1)
E01086
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 FAULT ISOLATION/MAINT MANUAL
COMPONENT FIG. 102 SHT QTY ACCESS/AREA REFERENCE AMM
VALVE - BYPASS, V446 7 1 FWD CARGO COMPT, LEFT 21-58-04
VALVE - COMPRESSOR BYPASS CHECK 5 3 191HL,191AL,192AR, AIR COND 21-51-06
ACCESS DOORS
VALVE - COOLING AIR CHECK 3 3 191NL,191FL,192FR, AIR COND 21-51-14
ACCESS DOORS
VALVE - FLOW CONTROL AND SHUTOFF, V93,V94,V95 4 3 191HL,191NL,192HR, AIR COND 21-51-01
ACCESS DOORS
VALVE - EXHAUST FAN CHECK 8 1 FWD CARGO COMPT, RIGHT 21-58-03
VALVE - E6/E9, V449 7 1 FWD CARGO COMPT, LEFT 21-58-13
VALVE - GROUND EXHAUST, V447 8 1 FWD CARGO COMPT 21-58-12
VALVE - INBD EXHAUST, V445 8 1 FWD CARGO COMPT 21-58-04
VALVE - INBD SUPPLY, V444 7 1 FWD CARGO COMPT, LEFT 21-58-04
VALVE - PACK DUMP (SMACCS), V556,V557 4 2 191HL,191NL,192HR, AIR COND 21-51-02
ACCESS DOORS
VALVE - SMOKE/OVRD, V448 7 1 FWD CARGO COMPT, LEFT 21-58-06
VALVE - SUPPLY FAN CHECK 7 1 FWD CARGO COMPT, LEFT 21-58-03
VALVE - THREE-WAY, V555 7 1 FWD CARGO COMPT, LEFT 21-58-14
Cooling - Component Index
Figure 101 (Sheet 2)
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E01095
A
747-400 FAULT ISOLATION/MAINT MANUAL
PILOT'S OVERHEAD PANEL, P5
SEE B EQUIPMENT COOLING CARD, YMLA15
FORWARD ELECTRICAL
FORWARD ELECTRICAL SYSTEMS
SYSTEMS CARDFILE,
M7603 CARD FILE, M7603
SEE A
A
FAN FLT TEMPFWD MAIN AFT DECK AUTO AUTO DECK AUTO TEMP
ON
CABIN TEMPERATURE
CC
C MAN W MANW MANW
CONTROL MODULE, FWD LOWER AFT
M7329
ZONE RST TRIM AIR
AUTO LOBE AUTO TEMP ON
SYS
FAULTa
C MANW C MANW
EQUIP COOLING
EQUIPMENT
NORM
COOLING MODE
HI FLOW PACK RST AFT CARGO HT
STBY
OVRD
PACK RESET
SELECT SWITCH, S1
SWITCH/LIGHT, S3
ON
ON
SYS
TEMP
FAULTa
a
PACK HIGH FLOW
SWITCH/LIGHT, S2
1 PACKS 2 PACKS 3
NORM NORM NORM
OFF
A
A
A B
OFF
OFF
B
B PACK 3 SELECT
L ISLN
R ISLN
SWITCH, S10
PACK 1 SELECT
VALVE
VALVE
a
a
SWITCH, S8
w
WING
w WING TAI TAI APU
PACK 2 SELECT
BLEED AIR CONTROL SYS SYS
SYS SYS
SWITCH, S9
ON
FAULT a FAULT
w FAULT a FAULT a
a
MODULE, M7328
VALVE
1
2
a3
4
ON
ON
ON
ON
w
w
w
w
ENGINE
BLEED
OFF
OFF
OFF
OFF
a
a
a
a
PILOTS' OVERHEAD PANEL
B
Cooling - Component Location
Figure 102 (Sheet 1)
D21063
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