R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
123VU AVNCS VENT/EXTC/FAN 2HQ AE02 **ON A/C ALL
123VU AVNCS VENT/BLOWER/FAN 1HQ AD10
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------**ON A/C 301-399,
123VU AVNCS VENT/EXTC/FAN 2HQ AC04
**ON A/C ALL
Subtask 21-26-00-941-088
B. Safety Precautions
(1) Make sure that the engine 1 and 2 throttle control levers are at idle.
Subtask 21-26-00-861-052
C. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
NOTE : The energization of the aircraft electrical circuits starts a full____ test of the ventilation system. The test continues for 2 minutes approximately.
Subtask 21-26-00-860-056
D. Aircraft Maintenance Configuration
(1) On the VENTILATION section of the panel 22VU: - make sure that the BLOWER and the EXTRACT pushbutton switches are in the AUTO configuration (pushed, with the FAULT and OVRD legends off).
(2) Do the EIS start procedure (Ref. TASK 31-60-00-860-001).
R (3) On the ECAM control, push the PRESS pushbutton key.
R R R R R (4) On the lower ECAM display unit: - the PRESS page comes into view and shows the skin air-inlet (INLET) and skin air-outlet (EXTRACT) valves in the open position (if the outside air temperature is more than or equal to 12 deg.C (53.60 deg.F). If the outside air temperature is less than 9 deg.C (48.20 deg.F), the skin air-inlet and skin air-outlet valves are closed).
4. Procedure
_________ Subtask 21-26-00-710-052
A. Operational Test of the Control Circuit of the Smoke Configuration
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the VENTILATION section of the panel 22VU:
-release the BLOWER pushbutton switch.
2. On the VENTILATION section of the panel 22VU:
-release the EXTRACT pushbutton switch.
On the VENTILATION section of the panel22VU:- on the BLOWER pushbutton switch, the
OVRD legend comes on. The blower fan stops. On the PRESS page of the lower ECAM DU:
-the skin air-inlet valve (INLET) and the skin air-outlet valve (EXTRACT) close.
NOTE : The skin-exchanger isolation
____ valve and the conditioned-air inlet valve open.
On the VENTILATION section of the panel22VU:- on the EXTRACT pushbutton switch, the
OVRD legend comes on. On the PRESS page of the lower ECAM DU:
-the skin-air outlet valve opens but
not fully. After approximately 30 seconds, on the upper ECAM DU:
-these messages come into view: VENT
BLOWER FAULT and VENT EXTRACT FAULT. On the panels 130VU and 131VU:
-the MASTER CAUT lights come on and you can hear the single chime. In the nose landing gear well:
-you can hear the mechanic call horn.
NOTE : On the panel 108VU, push the
____ RESET pushbutton switch to stop the mechanic call horn.
NOTE : The extract fan continues to
____ operate after OVRD, selection.
1EFF : ALL 1 21-26-00Page 516 1 1 May 01/04R 1 1 1CES 1
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
3. On the VENTILATION section of the panel 22VU: - push the BLOWER and the EXTRACT pushbutton switches.
R R R R
5. Close-up________ Subtask 21-26-00-860-057
-The skin-exchanger isolation valve closes.
On the VENTILATION section of the panel22VU:- on the BLOWER and the EXTRACT
pushbutton switches, the OVRD legends go off. On the PRESS page of the lower ECAM DU:
-the skin air-inlet valve (INLET) and the skin air-outlet valve (EXTRACT) open.
NOTE : If the outside air temperature
____ is less than 9 deg.C (48.20 deg.F), the valves stay closed.
On the upper ECAM DU:
-the messages go out of view.
A. Put the aircraft back to its initial configuration.
(1) Do the EIS stop procedure
(Ref. TASK 31-60-00-860-002).
Subtask 21-26-00-862-052
B. De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
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