FlightSafety LEARJET 45 - Page 284

12-12
FOR TRAINING PURPOSES ONLY
LEARJET 45 PILOT TRAINING MANUAL
FlightSafety
international
LDG ALT SET ABOVE 8,000 FEET
CABIN ALTITUDE
PROTECTION AND WARNING
14,500' ± 250'
13,700' ± 500'
• Master Warning/Caution lights flash
• Passenger oxygen masks deploy (Chapter 17)
• Emergency lighting system activates (Chapter 3)
• White CAS message, "PAX OXY DEPLOY"
• Aural voice message sounds, "CABIN ALTITUDE, . . ."
– Initiate emergency descent
– Mute voice caution message with mute switch
• Cabin altitude digital readout on CPC flashes
• EICAS/MFD CAB ALT display turns from white to red
• Amber CAS message, "LR EMER PRESS ON"
• EMER PRESS switch caption ON illuminates
• Amber CAS message, "CABIN ALTITUDE"
• Cabin altitude limiters close outflow valves
Prerequisites:
(1) Cabin controller must be in automatic mode
(2) Destination LDG ALT set above 8,000 feet
(3) Aircraft has descended 1,000 feet
(4) Aircraft is below 24,500 feet
C
A
B
I
N
A
L
T
I
T
U
D
E
Table 12-3. PRESSURIZATION PROTECTION AND WARNING FEATURES
(HIGH ALTITUDE AIRPORT)