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

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

 (a) FOR 33HN
 -162DW,

 (4)
 Remove the access panel (Ref. TASK 25-55-11-000-003):

 (a) FOR 34HN
 -151EW. R **ON A/C 151-199, 401-499,
 Subtask 21-28-00-010-055-A
 D. Get Access
 (1)
 Open the AFT cargo-compartment door 826 (Ref. TASK 52-30-00-860-001).

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

R  (3) Remove the access panel (Ref. TASK 25-55-12-000-001): (a) FOR 33HN - 162DW,
R  (4) Remove the access panel (Ref. TASK 25-55-11-000-003): (a) FOR 34HN - 151VW.
 **ON A/C ALL
 4. Procedure_________
 Subtask 21-28-00-040-053
 A. Deactivation of the Cargo-Compartment Ventilation Isolation-Valves **ON A/C 001-049, 051-099, 101-149, 201-299, 301-399,
R  (Ref. Fig. 401/TASK 21-28-00-991-002) **ON A/C 151-199, 401-499,
 (Ref. Fig. 401A/TASK 21-28-00-991-002-A) **ON A/C ALL
 (1) On the isolation valves (2) move the manual override levers (1) to the closed position. (2) Disconnect the electrical connectors (3), (33HN-A and 34 HN-A), and temporarily attach them to the aircraft structure. (3) Put blanking caps on the disconnected electrical connectors.

 Cargo-Compartment Ventilation Isolation-Valves - Component Location
 Figure 401/TASK 21-28-00-991-002

R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 21-28-00Page 405 1301-399, 1May 01/05 1 1 1CES 1

 Cargo-Compartment Ventilation Isolation-Valves - Component Location Figure 401A/TASK 21-28-00-991-002-A
R 1EFF : 151-199, 401-499, 1 21-28-00Page 406 1 1 Aug 01/05 1 1 1CES 1

 5. Close-up
________
 **ON A/C 001-049, 051-099, 101-149, 201-299, 301-399,

 Subtask 21-28-00-410-056
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

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

 (a) FOR 33HN
 -162DW.

 (3)
 Install the access panel (Ref. TASK 25-55-11-400-003):

 (a) FOR 34HN
 -151EW.

 (4)
 Remove the access platform(s).

 (5)
 Close the AFT cargo-compartment door 826 (Ref. TASK 52-30-00-860-002).

 (6) Make an entry in the aircraft log book to record the deactivation. R **ON A/C 151-199, 401-499,
 Subtask 21-28-00-410-056-A
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.
 (2)
 Install the access panel (Ref. TASK 25-55-12-400-001): R (a) FOR 33HN

 -162DW.

 (3)
 Install the access panel (Ref. TASK 25-55-11-400-003): R (a) FOR 34HN

 -151VW.
 (4)
 Remove the access platform(s).

 (5)
 Close the AFT cargo-compartment door 826 (Ref. TASK 52-30-00-860-002).

 (6) Make an entry in the aircraft log book to record the deactivation. **ON A/C ALL
 Subtask 21-28-00-862-056
 B. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).

 TASK 21-28-00-440-002
 Reactivation of the AFT Cargo-Compartment Ventilation Isolation-Valves 33HN, 34HN
 1. Reason for the Job
__________________
 Refer to the MMEL TASK: 21-28-05
 Cargo Compartment Ventilation
 AFT cargo
 Isolation Valve

 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 2 m (6 ft. 7 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
21-28-00-710-006 Operational Test of the AFT Cargo-Compartment Ventilation-System 24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 25-55-11-000-003 Removal of the Sidewall Panels in the AFT Cargo Compartment - FR47/FR59 25-55-11-400-003 Installation of the Sidewall Panels in the AFT Cargo
　
中國航空網 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 2(105)