(2) Class 1 Maintenance Messages
 NOTE : Test is available only if both pack flow-control valves are
____
 shown closed on the ECAM BLEED page.

 -------------------------------------------------------------------------------| BITE TEST |-----------------------------------------------------------------------------| | INDICATION ON THE MCDU | ATA REF. | BITE DETECTION | -------------------------------------------------------------------------------
RECIRC FAN 1+2 OR SPLY  21-21-51
 GALY & TOIL FAN OR SPLY  21-23-51 
AFT CARGO FAN OR SPLY  21-28-54 
P1 AIR CYCLE MACH CHECK  21-61-00 
P2 AIR CYCLE MACH CHECK  21-61-00 
P1 WATER EX TEMP SENSOR  21-61-13 
P2 WATER EX TEMP SENSOR  21-61-13 
P1 CONT  21-61-34 
P2 CONT  21-61-34 

FAN ELEC OR MECH FAIL
FAN ELEC OR MECH FAIL
P1 DISCHARGE OVHT, ACM SEIZURE SUSPECTED
P2 DISCHARGE OVHT, ACM SEIZURE SUSPECTED
SENSOR FAULT
SENSOR FAULT
PRIM CTR WATCH DOG PRIM CTR RAM
SEC CTR RAM PRIM CTR EPROM SEC CTR EPROM PRIM CTR CPU PRIM CTR A/D CONVERTER SEC CTR A/D CONVERTER PRIM CTR DISCR INPUT SEC CTR DISCR INPUT PRIM CTR DISCR OUTPUT SEC CTR DISCR OUTPUT SEC CTR 429 XTR EX PRIM CTR 429 RCV 1 PRIM CTR 429 RCV 2 PRIM CTR PWR SUPPLY PRIM CTR BPV PERMAN. CLOSED PRIM CTR BYPASS VALVE DRIVE CTR FCV SET DRIVE
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 21-63-00Page 94 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1

 -------------------------------------------------------------------------------
| BITE TEST |-----------------------------------------------------------------------------| | INDICATION ON THE MCDU | ATA REF. | BITE DETECTION | -------------------------------------------------------------------------------
P1 CONT OR ANTI ICE VALVE  21-61-41 
P2 CONT OR ANTI ICE VALVE  21-61-41 
P1 RAM AIR IN ACTUATOR  21-61-51 
P2 RAM AIR IN ACTUATOR  21-61-51 
P1 RAM AIR OUT ACTUATOR  21-61-52 
P2 RAM AIR OUT ACTUATOR  21-61-52 
P1 BYPASS VALVE  21-61-53 
P2 BYPASS VALVE  21-61-53 
ZONE CONT  21-63-34 

SEC CTR BPV DRIVE SEC CTR ARINC RCVR 1 SEC CTR ARINC RCVR 2
VALVE PERMANENTLY OPEN
VALVE PERMANENTLY OPEN
ACTUATOR MOTOR ACTUATOR POT 1
ACTUATOR POT 2 ELEC OR MECH FAIL
ACTUATOR LIMIT SWITCH
ACTUATOR LIMIT SWITCH
VALVE MOTOR VALVE POT 1
VALVE POT 2 VALVE LIMIT SWITCH ELEC OR MECH FAIL
PRIM CTR WATCH DOG PRIM CTR RAM PRIM CTR PWR SPLY SEC CTR RAM PRIM CTR EPROM SEC CTR EPROM PRIM CTR CPU PRIM CTR A/D CONVERTER PRIM CTR DISCR INPUT SEC CTR DISCR INPUT PRIM CTR DISCR OUTPUT SEC CTR DISCR OUTPUT PRIM CTR 429 RCVR SEC CTR 429 RCVR SEC CTR CPU SEC CTR AID CONV SEC CTR PWR SPLY
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 21-63-00Page 95 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1 -------------------------------------------------------------------------------| BITE TEST |-----------------------------------------------------------------------------| | INDICATION ON THE MCDU | ATA REF. | BITE DETECTION | -------------------------------------------------------------------------------

TRIM VALVE AFT CAB  21-63-51 
TRIM VALVE CKPT  21-63-51 
TRIM VALVE FWD CAB  21-63-51 
TRIM AIR PRESS VALVE  21-63-52 
NO BLEED AIR ENG 1  30-11-00
 NO BLEED AIR ENG 2  30-11-00
 WAI:NO BLEED AIR ENG 1  30-11-00
 WAI:NO BLEED AIR ENG 2  30-11-00
 L WAI VALVE  30-11-51
 LH WAI FILTER OR VALVE  30-11-51
 R WAI VALVE  30-11-51
 RH WAI FILTER OR VALVE  30-11-51 

PRIM CTR TAV DRIVE PRIM CTR ARINC XTR BUS1/RCVR ADC PRIM CTR ARINC XTR PC/RCVR PC RH SEC CTR ARINC XTR BUS1/RCVR CFDS SEC CTR ARINC XTR PC/RCVR PC LH
TRIM VALVE ELEC OR MECH FAIL
TRIM VALVE MOTOR
TRIM VALVE POT 1 TRIM VALVE POT 2
VALVE SOLENOID REDUCE VALVE DISAGREE FAILED CLOSED
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 21-63-00Page 96 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1 (3) Class 2 Maintenance Messages

 -------------------------------------------------------------------------------| BITE TEST |-----------------------------------------------------------------------------| | INDICATION ON THE MCDU | ATA REF. | BITE DETECTION | -------------------------------------------------------------------------------
FLOW SEL  21-51-00  SELECTOR FAULT
 P1 FLOW CTL VALVE  21-51-51  VALVE FAULT
 P2 FLOW CTL VALVE  21-51-51  VALVE FAULT
 P1 FLOW SENSOR  21-51-11  SENSOR FAULT
 P2 FLOW SENSOR  21-51-11  SENSOR FAULT
　
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