(2)
Case 2 the displayed cabin altitude value and the needle are green and pulse when: 8800 ft < cabin altitude < 9550 ft They stop pulsing when the value drops below 8600 ft.
1EFF : ALL 1 31-67-21Page 14 1 1 Aug 01/05 1 1 1CES 1
CAB PRESS Page - Display of the parameter: CABIN ALTITUDE
Figure 009
R 1EFF : 106-149, 303-399, 401-499, 1 31-67-21Page 15 1 1 Aug 01/05 1 1 1CES 1
CAB PRESS Page - Display of the parameter: CABIN ALTITUDE
Figure 010
R 1EFF : 001-049, 051-099, 101-105, 151-199, 1 31-67-21Page 16 1201-299, 301-302, 1May 01/05 1 1 1CES 1
(3)
Case 3 They become red when the cabin altitude analog value is more than 9550 ft.
(4)
Case 4
If the cabin altitude is not available:
-
the digital value is replaced by amber XX
-
the needle goes out of view.
(5)
CAB ALT range The cabin altitude value can vary from -9950 to 32750 ft in 50 ft steps. If : cabin altitude > 10625 ft, (or cabin altitude < -625 ft), the needle does not move when the max. positions are reached but the cabin altitude digital value can vary up to: 32750 ft (or -9950 ft)
E. System in Control Indication SYS 1(2)
R **ON A/C 106-149, 303-399, 401-499,
(Ref. Fig. 011)
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
(Ref. Fig. 012)
**ON A/C ALL
(1)
Case 1 SYS 1(2) is displayed in green, when the related system is in control and not faulty as transmitted by the CPC bus via the SDAC.
(2)
Case 2
SYS 1(2) displayed in amber when:
-system 1(2) is declared faulty (Cabin Pressure Controller 1 totally failed) by the Cabin Pressure Controller 1(2) bus via the SDAC.
(3)
Case 3
SYS 1(2) is not displayed in all other cases.
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CAB PRESS Page - Display of the parameters: SYSTEM IN CTL and PACK FLOW CTL
VALVE
Figure 011
R 1EFF : 106-149, 303-399, 401-499, 1 31-67-21 Page 18
1 1 Aug 01/05
1 1
1CES 1
CAB PRESS Page - Display of the parameters: SYSTEM IN CTL and PACK FLOW CTL
VALVE
Figure 012
R 1EFF : 001-049, 051-099, 101-105, 151-199, 1 Page 1931-67-21
1201-299, 301-302, 1 May 01/05
1 1
1CES 1
F. Mode MAN Indication MAN is displayed in green when the manual mode is engaged on the CABIN PRESS/MODE pushbutton switch, as transmitted by the SDAC. Nothing is displayed in all other cases.
G. Safety Valves
R **ON A/C 106-149, 303-399, 401-499,
(Ref. Fig. 007)
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
(Ref. Fig. 008)
**ON A/C ALL
(1)
Case 1:
SAFETY white and valve green:
When both safety valves are fully closed.
(2)
Case 2: SAFETY and valve amber: When at least one of the safety valves is not fully closed.
(3)
Case 3: SAFETY white and XX amber: When position of both safety valves is not available. The safety valve positions are supplied by discrete signals from the Cabin Pressure Controller through the SDAC.
H. PACK 1(2) Indication
R **ON A/C 106-149, 303-399, 401-499,
(Ref. Fig. 011)
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
(Ref. Fig. 012)
1EFF : ALL 1 31-67-21Page 20 1 1 Aug 01/05 1 1 1CES 1 **ON A/C ALL
(1)
Case 1 Triangle green and PACK 1(2) white: When the associated flow control valve is not fully closed (information from the SDAC).
(2)
Case 2
Triangle and PACK 1(2) amber:
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
When the associated flow control valve is fully closed.
R **ON A/C 106-149, 303-399, 401-499,
When the associated flow control valve is fully closed and the engine core speed is at idle or above.
**ON A/C ALL
(3) Case 3 Triangle missing and PACK 1(2) white: When the flow control valve position is not available.
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J. Outflow Valve Control Indication R **ON A/C 106-149, 303-399, 401-499,
(Ref. Fig. 013)
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
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