5 Stow and latch the handle.
_
NOTE : When the main flap is closed, if you continue to turn
____ the handle counterclockwise, the integrated auxiliary flap closes.
(3) On the skin exchanger isolation valve 24HQ: R (Ref. Fig. 403/TASK 21-26-00-991-010)
(a)
Disconnect the electrical connector 24HQ-A from the valve 24HQ.
(b)
Put blanking caps on the disconnected electrical connectors.
(c)
Attach the electrical cable with its connector near the valve.
(d)
Open manually the valve 24HQ (manual control handle in position 0).
(4)
On bottom part of upper ECAM display unit:
-the VENT AVNCS SYS FAULT warning comes into view.
Disregard this warning.
On the ECAM control panel:
-push the CLR key.
(5)
Do an operational test of the ventilation system of the avionics equipment (Ref. TASK 21-26-00-710-001).
NOTE : If the valve is not in the correct partially open-position:
____ -amber XX replaces the extract valve symbol (on the lower
ECAM display unit, on the CAB PRESS page). And if there is an extract-fan fault indication:
-
the FAULT legend of the EXTRACT pushbutton switch comes on amber (on the VENTILATION section of the overhead panel 22VU)
-
the EXTRACT indication is amber (on the CAB PRESS page).
Then release the EXTRACT pushbutton switch (the OVRD legend
comes on) and push it (AUTO).
Make sure that the extract fan indication is correct.
5. Close-up________
Subtask 21-26-00-410-075
A. Close Access
R
(1) Close the access door 822.
(2) Remove the access platform(s).
R Subtask 21-26-00-942-076
R B. Safety Precautions
R (1) Put a warning notice in the cockpit to tell the crew that these
R valves are deactivated.
R (2) Make an entry in the log book.
R Subtask 21-26-00-865-093
R C. Remove the safety clip(s) and the tag(s) and close this(these) circuit
R breaker(s):
R 6HQ.
R Subtask 21-26-00-862-059
R D. Aircraft Maintenance Configuration
R (1) Do the EIS stop procedure
R (Ref. TASK 31-60-00-860-002).
R (2) De-energize the aircraft electrical circuits
R (Ref. TASK 24-41-00-862-002).
TASK 21-26-00-440-002
Reactivation of the Skin Air Outlet Valve (22HQ) from the Closed Position
1. Reason for the Job
__________________
Refer to the MMEL TASK: 21-26-04
Avionics Equipment Ventilation
R Skin air Outlet Valve
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific access platform 1.6 m (5 ft. 3 in.)
No specific access platform 2.8 m (9 ft. 2 in.)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
21-26-00-710-001 Operational Check of System via MCDU 24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from
the External Power
TSM 21 PB 101 (for corrective action)
21-26-00-991-008-A Fig. 402
21-26-00-991-010 Fig. 403
3. Job Set-up
__________
Subtask 21-26-00-861-060
A. Energize the ground service network (Ref. TASK 24-42-00-861-001).
Subtask 21-26-00-865-080
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR COND/AVNCS VENT/CTL 6HQ D06
Subtask 21-26-00-010-079
C. Get Access
(1)
Put the access platform in position on the right side of the aircraft, below the valve 22HQ.
(2)
Put the access platform at the access door 822.
(3)
Open the access door 822.
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