(2)
 Close the access door 824 (Ref. TASK 52-41-00-410-002).

 (3)
 Remove the access platform(s).

 (4) Remove the warning notice(s). Subtask 21-26-00-862-062
 B. De-energize the ground service network (Ref. TASK 24-42-00-862-001).
 1EFF : ALL 1 21-26-00Page 424 1 1 Feb 01/04R 1 1 1CES 1

 TASK 21-26-00-040-004
 Deactivation of the Skin Air Inlet Valve (15HQ)
 1. Reason for the Job__________________ 
R R R  Refer to the MMEL TASK: 21-26-05 a) Avionics Equipment Ventilation Skin Air Inlet Valve
 2. Job Set-up Information______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
R  No specific No specific No specific No specific  circuit breaker(s) safety clip(s)warning noticeaccess platform 1.5 m (4 ft. 11 in.)access platform 3 m (9 ft. 10 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
RR R R  21-26-00-710-001 24-41-00-861-002 24-41-00-862-002 31-60-00-860-001 31-60-00-860-002 21-26-00-991-009  Operational Check of System via MCDUEnergize the Aircraft Electrical Circuits from the External PowerDe-energize the Aircraft Electrical Circuits Supplied from the External Power EIS Start Procedure EIS Stop Procedure Fig. 404 
R  **ON A/C 001-049, 051-058, 101-101,
 21-26-00-991-005  Fig. 405

 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R  **ON A/C 059-099, 102-149, 151-199, 201-299, 301-399, 401-499,
 21-26-00-991-005-A  Fig. 405A
 **ON A/C ALL
 3. Job Set-up__________
 Subtask 21-26-00-861-063
 A. Aircraft Maintenance Configuration
R  (1) Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002). 
R R  (2) Do the EIS start procedure (Upper ECAM DU and lower ECAM DU only) (Ref. TASK 31-60-00-860-001) 
R  Subtask 21-26-00-865-098 
R  B. Open, safety and tag this(these) circuit breaker(s): 
R R R R R  -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR COND/AVNCS VENT/CTL 6HQ D06 49VU AIR COND/AVNCS VENT/CTL 5HQ D05
 Subtask 21-26-00-010-077 
R  C. Get Access
 (1) Put the access platform in position on the left side of the aircraft below the valve 15HQ.
 (2) Put the access platform in position at the access door 824.
 (3) Open the access door 824.

 4. Procedure_________
 **ON A/C 001-049, 051-058, 101-101,
 (Ref. Fig. 405/TASK 21-26-00-991-005) 
R  **ON A/C 059-099, 102-149, 151-199, 201-299, 301-399, 401-499,
 (Ref. Fig. 405A/TASK 21-26-00-991-005-A)
 **ON A/C 001-049, 051-058, 101-101,
 Subtask 21-26-00-040-054
 A. Closing Procedure of the Skin Air Inlet Valve
 CAUTION : DO NOT USE FORCE TO TURN THE HANDLE. THERE ARE SHEAR PINS IN_______ THE HANDLE. IF YOU APPLY FORCE TO THE HANDLE WHEN THE FLAP IS IN THE FULLY OPEN OR CLOSED POSITION, THE SHEAR PINS WILL BREAK.
 (1) On the skin air-inlet valve 15HQ :
 (a) Push the PUSH latch to release the handle.
 (b) Pull the handle to engage the mechanism.
 (c) Fold out the handle.
 (d) Set the deactivation switch to OFF.
 (e) Turn the handle counterclockwise to fully close the flap.
R  (f) Fold, stow and latch the handle. 
R R R  (2) On the VENTILATION section of the overhead panel 22VU: - release the EXTRACT pushbutton switch (the OVRD legend comes on). 
R R R  (3) In the avionics compartment: - make sure that the conditioned-air inlet valve (21HQ) is open (the position indicator of the valve is at 0). (Ref. Fig. 404/TASK 21-26-00-991-009) 

R 1EFF : ALL 1 21-26-00Page 427 1 1 Aug 01/05 1 1 1CES 1

 Skin Air-Inlet Valve
 Figure 405/TASK 21-26-00-991-005

R 1EFF : 001-049, 051-058, 101-101, 1 21-26-00Page 428 1 1 Aug 01/05 1 1 1CES 1

 Skin Air-Inlet Valve
　
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