A320飞机维护手册 AMM AIR CONDITIONING 空调 4(77)

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185 seal 21-52-03 17A-390A 185 seal 21-52-03 17B-390 185 seal 21-52-03 17B-390A 186 seal 21-52-03 17A-390 186 seal 21-52-03 17A-390A 186 seal 21-52-03 17B-390 186 seal 21-52-03 17B-390A
 D. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
12-33-21-618-001 Pre-conditioning through the HP Ground Connection 12-33-21-618-001 Pre-conditioning with the APU 20-28-00-912-004 Electrical Bonding of Components With Conductive
 Bolts and Screws and Bonding Straps in the Fuselage and in the Wings (this does not include the tanks)-21-52-23-400-001 Installation of the Pipe Assembly between the Main
 Heat Exchanger and the Air Cycle Machine 21-52-41-400-001 Installation of the Air Conditioning Pack 10HM (11HM) 21-63-00-710-004 Operational Test of the Cockpit and Cabin Temperature
 Control with CFDS/MCDU 53-35-13-000-002 Removal of the Quick-Release Access Panels from the Belly Fairing Structure 53-35-13-400-002 Installation of the Quick-Release Access Panels on the Belly Fairing Structure
R **ON A/C 001-049, 051-099, 101-149, 201-299, 301-399,
 21-52-24-991-001 Fig. 401

R **ON A/C 151-199, 401-499,
R 21-52-24-991-001-A Fig. 401A R

 **ON A/C ALL
 3. Job Set-up__________
 Subtask 21-52-24-860-050
 A. Aircraft Maintenance Configuration
 (1) Make sure that the access panel/s is/are removed (Ref. TASK 53-35-13-000-002),
 (a) FOR 10HM4 - 191KB,
 (b) FOR 11HM4 - 192KB.
 4. Procedure_________
 Subtask 21-52-24-560-050
 A. Preparation of the Replacement Component 
R  **ON A/C 001-049, 051-099, 101-149, 201-299, 301-399,
 (Ref. Fig. 401/TASK 21-52-24-991-001) 
R  **ON A/C 151-199, 401-499, 
R R (Ref. Fig. 401A/TASK 21-52-24-991-001-A) 
**ON A/C ALL
 (1) Remove the screws (52), the amendment plate (53) and the identification plate (51) from the removed heat exchanger unit (7).
 (2) Put the amendment plate (53) and the identification plate (51) in position on the replacement heat exchanger unit (7).

 

 (3) Install the screws (52) NOTE : These steps are necessary as these plates carry the data for
____ the air conditioning pack.
 Subtask 21-52-24-420-053
 B. Installation of the Heat Exchanger Unit NOTE : Turn the sleeves (16), (88) and (59) when you move them or when
____ you install them.
 NOTE : It is no longer required that the bonding strap (34) is fitted for
____ the installation of the heat exchanger unit.
 (1) Prepare the attachment parts for installation,
 (a)
 Remove the blanking plugs from the disconnected line ends.

 (b)
 Clean the component interface and/or the adjacent area.

 (c)
 Make sure that the parts retained from the removed component are clean and in the correct condition.

 (d)
 Make sure that:

 1_ For the left heat exchanger unit (10HM4),
 - the seals (43), (47), (87), (61) and (62), and the seals
 (84) or the alternative seals (85) and (86) are in a good
 condition.

 2 For the right heat exchanger unit (11HM4),
_ -the seals (87), (61), (62), (143), (147), and the seals
 (184) or the alternative seals (185) and (186) are in a good condition.
 (e) If necessary replace the seals:
 1 For the left heat exchanger unit,
_ a The seal (47) and/or the seal (43), the seal (87), the seal
_ (61), the seal (62), the seal (84) or the alternative seal
 (85) and the seal (86).
 1EFF : ALL 1 21-52-24Page 453 1 1 Aug 01/05R 1 1 1CES 1

 2 For the right heat exchanger unit,
_ a The seal (147) and/or the seal (143), the seal (87), the
_ seal (61), the seal (62), the seal (184) or the alternative seal (185) and the seal (186).
 (f)
 Apply a small quantity of COMMON GREASE (Material No. 04-012) to the seals before you install them.

 (g)
 Apply a small quantity of LUBRICANTS (Material No. 06-007) to the contact faces of the retaining cables (60).

 (2) Install the heat exchanger unit. WARNING : SUPPORT THE UNIT/ASSEMBLY OR IT WILL FALL AND BECOME
_______ DAMAGED OR INJURE PERSONNEL. THE UNIT/ASSEMBLY IS HEAVY.
 (a) Carefully put the heat exchanger unit (7) in position on the air condition pack.
 NOTE : The heat exchanger unit weighs aprx. 36 kg (79.3663 lb).
____
 (b)
 Put the sleeve (59) in position on the flange (17).

 (c)
　
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