(2)
 Put the access platform at the AFT cargo-compartment door 826.

 (3)
 Remove the access panel 162DW (Ref. TASK 25-55-12-000-001).

 (4) Remove the access panel 151VW (Ref. TASK 25-55-11-000-003).
 **ON A/C ALL

 Subtask 21-28-00-860-056-A
 E. Aircraft Maintenance Configuration NOTE : This procedure is only applicable for aircraft WITHOUT ventilation
____ isolation valve positions indicated on the ECAM COND page.
 (1) On the overhead panel 22VU make sure that the white OFF light in the AFT ISOL VALVE pushbutton switch is on.
 Subtask 21-28-00-860-063
 F. Aircraft Maintenance Configuration NOTE : This procedure is only applicable for aircraft WITH ventilation
____ isolation valve positions indicated on the ECAM COND page.
 (1)
 On the overhead panel 22VU make sure that the white OFF light in the AFT ISOL VALVE pushbutton switch is on.

 (2)
 Do the EIS start procedure (Ref. TASK 31-60-00-860-001).

 (3)
 Make sure that the COND page shows on the ECAM lower display unit.

 4. Procedure_________ 
R  Subtask 21-28-00-710-059-A 
R  A. Do the Operational Test of the Ventilation System 
R  NOTE : This procedure is only applicable for aircraft WITHOUT ventilation____ 
R  isolation valve positions indicated on the ECAM COND page. 
R  During the test you must visually monitor the isolation valves for 
R  correct movement sequence. 
R  -------------------------------------------------------------------------------
R  ACTION  RESULT 
R  -------------------------------------------------------------------------------
R  1. On the panel 22VU:  On the panel 22VU: 
R  - push the AFT ISOL VALVE  - the white OFF light in the AFT ISOL 
R  pushbutton switch.  VALVE pushbutton switch goes off. 
R  In the AFT cargo compartment: 
R  - the inlet and outlet isolation valves 
R  open. 
R  - the extraction fan operates after 
R  approx. 15 s. 
R  2. On the panel 22VU:  On the panel 22VU: 
R  - push the AFT ISOL VALVE  - the white OFF light in the AFT ISOL 
R  pushbutton switch.  VALVE pushbutton switch comes on. 
R  In the AFT cargo compartment: 
R  - the extraction fan stops. 
R  - the inlet and outlet isolation valves 
R  close.

R  Subtask 21-28-00-710-065 
R  B. Do the Operational Test of the Ventilation System 
R  NOTE : This procedure is only applicable for aircraft WITH ventilation____ 
R  isolation valve positions indicated on the ECAM COND page. 
R  -------------------------------------------------------------------------------
R  ACTION  RESULT 
R  -------------------------------------------------------------------------------

R  1. On the panel 22VU:  On the panel 22VU: 
R  - push the AFT ISOL VALVE  - the white OFF light in the AFT ISOL 
R  pushbutton switch.  VALVE pushbutton switch goes off. 
R  On the ECAM lower display units: 
R  - the inlet and outlet isolation valve 
R  symbols open and change to green. 
R  2. On the panel 22VU:  On the panel 22VU: 
R  - push the AFT ISOL VALVE  - the white OFF light in the AFT ISOL 
R  pushbutton switch.  VALVE pushbutton switch comes on. 
R  On the ECAM lower display unit: 
R  - the inlet and outlet isolation valve 
R  symbols close and change to amber.
 5. Close-up________ 
R  Subtask 21-28-00-860-057-A 
R  A. Do the EIS stop procedure 

R  NOTE : This procedure is only applicable for aircraft WITH ventilation____ 
R  isolation valve positions indicated on the ECAM COND page. 
R  (Ref. TASK 31-60-00-860-002).

 **ON A/C 001-049, 051-099, 101-149, 201-299, 301-399,
 Subtask 21-28-00-410-066
 B. Close Access NOTE : This procedure is only applicable for aircraft WITHOUT ventilation
____ isolation valve positions indicated on the ECAM COND page.
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the access panel 162DW (Ref. TASK 25-55-12-400-001).

 (3)
 Install the access panel 151EW (Ref. TASK 25-55-11-400-003).
　
中國航空網(wǎng) www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320飛機維護手冊 AMM AIR CONDITIONING 空調(diào) 2(113)