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position, within 5 seconds.
APU NEG-G SOV
APU negative-G shutoff valve is open with the APU FIRE PUSH switch
activated, or the negative-G shutoff valve position does not match the APU
PWR FUEL switch position, within 5 seconds.
APU OIL PRESS APU oil pressure or APU adapter oil pressure is low and the APU will shut
down.
APU OIL TEMP APU oil temperature or APU adapter oil temperature exceeds limits and the
APU will shut down.
APU PUMP APU fuel pump has failed. PWR FUEL switch/light pressed in and the APU
pump low pressure.
APU SOV CLOSED APU fuel shutoff and negative-G shutoff valves have closed after actuation of
the APU FIRE PUSH switch/light.
AUXILIARY POWER UNIT
Description
Vol. 2 05−10−24
Oct 05/06
CL−605 Flight Crew Operating Manual
PSP 605−6
POWER SUPPLY AND CIRCUIT BREAKER SUMMARY
SYSTEM SUB-SYSTEM CB NAME BUS BAR
CB
PANEL
CB LOCATION NOTES
Auxiliary Power
Unit
APU Electronic
Control Unit
APU ECU PRIM DC BATT 5 A4
APU ECU SEC
APU Battery
Direct Bus
5 B9
APU Fault
Annunciation
APU FAULT ANN
DC BATT
1 L2
APU Start APU START CONT DC BATT 1 L3
Fuel APU FUEL PUMP DC BATT 2 P4
Control APU CONTROL DC BATT 1 L1
AUXILIARY POWER UNIT
Summary
Vol. 2 05−20−1
Oct 05/06
CL−605 Flight Crew Operating Manual
PSP 605−6
AUXILIARY POWER UNIT
Summary
Vol. 2 05−20−2
Oct 05/06
CL−605 Flight Crew Operating Manual
PSP 605−6
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庞巴迪挑战者605机组操作手册 CL605-AUXILIARY_POWER_UNIT(7)
