R Mod : 4273
ATR 42 Model : 500
AIR CONDITIONING
AIR
P 10
NOV 99
090
1.03
.
30
30.3 ELECTRICAL SUPPLY/MFC LOGIC/SYSTEM MONITORING
ELECTRICAL SUPPLY
EQUIPMENT
DC BUS SUPPLY
(C/B)
LH SIDE
Pack valve
DC ESS BUS
(on lateral panel PACK VALVE)
Recirculation fan
DC UTIL BUS 1
(on lateral panel PWR SUPPLY CTL)
Pack and recirculation fan alert
DC ESS BUS
(on lateral panel PACK and RECIRC FAN
CAUTION)
FLT COMPT
automatic temperature control
DC ESS BUS
(on lateral panel AUTO)
FLT COMPT Manual
temperature control
DC ESS BUS
(on lateral panel MAN)
RH SIDE
Pack valve
DC ESS BUS
(on lateral panel PACK VALVE)
Recirculation fan
DC UTIL BUS 2
(on lateral panel PWR SUPPLY CTL)
Pack and recirculation fan alert
DC ESS BUS
(on lateral panel PACK and RECIRC FAN
CAUTION)
Automatic temperature control
DC ESS BUS
(on lateral panel AUTO)
Manual temperature control
DC ESS BUS
(on lateral panel MAN)
Compartment and duct
temperature ind.
DC BUS 1
(on lateral panel COMPT and DUCT TEMP
IND)
TURBO FAN SHUT OFF
VALVE 1 CTL
DC BUS 1
(On lateral panel)
TURBO FAN SHUT OFF
VALVE 2 CTL
DC BUS 2
(On lateral panel)
Isolating valves
(CAB VENT)
DC ESS BUS
(on lateral panel)
AA
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01/07//2018 REV 1 These notes are not revised after issue For Training Purposes Only
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