B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action 52-41-00-010-001 Open the APU Doors for Access 49-91-14-991-002 Fig. 401
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CES 3. Job Set-up
__________ Subtask 49-91-14-860-053
A. Aircraft Maintenance Configuration
(1)
Energize the ground service network
(Ref. TASK 24-42-00-861-001).
(2)
On the panel 25VU, make sure that the APU MASTER SW p/bsw is OFF.
(3)
Put a warning notice in the cockpit to tell persons not to start the APU.
(4)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
Subtask 49-91-14-865-055
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-91-14-010-052
C. Get Access
(1)
Put the access platform in position below the APU access doors 315AL, 316AR.
(2)
Open the access doors 315AL and 316AR (Ref. TASK 52-41-00-010-001).
(3)
Set the LIGHT control SW 11LJ to the ON position.
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CES 4. Procedure
_________
(Ref. Fig. 401/TASK 49-91-14-991-002) Subtask 49-91-14-020-051
A. Removal of the Differential Pressure Switches
(1)
Disconnect the electrical connectors (5) from the switches (4).
(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Put a container below the filter housing.
(4)
Remove the switches (4) from the oil filter housings (1).
(5)
Remove and discard the O-rings (2) and (3).
(6)
Install blanking plugs in bottom of oil filter housings (1).
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CES
Differential Pressure Switches
Figure 401/TASK 49-91-14-991-002
CES TASK 49-91-14-400-002
Installation of the Oil Filter Differential Pressure Switches (8070KM) (131-9(A))
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice No specific access platform 3.5 m (11 ft. 6 in.) No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 03-002 GB DEF-STAN 91-101
LUBRICATING OIL TURBINE ENGINE SYNT BASE
(Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
2 O-ring 49-91-45 70 -060 3 O-ring 49-91-45 70 -070
R EFF : 001-049, 101-105, 107-107, 151-199, 49-91-14Page 405 201-210, Config-2 Aug 01/05 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM 机载辅助动力 AIRBORNE AUXILIARY POWER 6(85)
