A. Removal of the Contactor CAUTION : REMOVE THE CONTACTOR ONLY AND NOT THE BASE OR THE MODULE WHERE
_______
THE WIRES ARE CONNECTED.
(1)
Disconnect the electrical connector (4).
(2)
Put blanking caps on the disconnected electrical connectors.
R (3) Loosen the captive screws (3). NOTE : Do not remove the captive screws (3) and the spring washers
____
from the contactor (5).
(4) Release the contactor (5) from its base (1) and remove it.
Contactor Figure 402/TASK 24-35-55-991-006
1EFF : 1 1R 1CES ALL 1 11 1 24-35-55 Page 413 Aug 01/00
TASK 24-35-55-400-002
Installation of the Contactor (4PC)
WARNING : MAKE SURE THAT NO AC OR DC POWER IS CONNECTED TO THE AIRCRAFT
_______
ELECTRICAL CIRCUITS.
THERE IS A RISK OF ELECTROCUTION IF THE AC OR DC POWER STAYS
CONNECTED.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 1.8 m (5 ft. 11 in.) R No specific Torque Wrench : range 0.00 to 1.20 m.daN R (0.00 to 9.00 lbf.ft)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-32-00-710-001 Operational Test of the DC Generation Switching
24-35-55-991-006 Fig. 402
3. Job Set-up
__________
Subtask 24-35-55-010-054
A. Aircraft Maintenance Configuration
(1)
Make sure that the access platform is in position at the access doors 812 and 822.
(2)
Make sure that the access doors 812 and 822 are open.
(3)
In the avionics compartment, make sure that the access panels of the AC/DC emergency power center 106VU and BATTERY power center 105VU are open.
Subtask 24-35-55-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
105VU ELEC/CSM/G /EV AUTO/SPLY 7XE C01
106VU CSM/G /EV/MAN/SPLY 6XE B04 R 106VU ESS TR/SPLY 4PE C01 R
122VU ELEC/CNTOR/ESS/DC BUS/TIE 3PC W26 123VU AC ESS/BUS ON/BUS 1 1XC AC12 123VU AC ESS/BUS ON/BUS 2 2XC AC01
4. Procedure
_________
(Ref. Fig. 402/TASK 24-35-55-991-006)
Subtask 24-35-55-420-051
A. Installation of the Contactor
(1)
Install the contactor (5) in position on the tapped barrels (6) of the contactor base (1).
(2)
TORQUE the captive screws (3) to between 0.27 and 0.30 m.daN (23.89 and 26.54 lbf.in).
(3)
Remove the blanking caps from the electrical connectors.
(4)
Make sure that the electrical connectors are clean and in the correct condition.
(5)
Connect the electrical connector (4) to the contactor (5).
Subtask 24-35-55-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 3PC, 1XC, 2XC, 7XE, 4PE, 6XE Subtask 24-35-55-710-051
C. Operational Test of the DC Generation Control
(1) Do an operational test of the DC Generation Switching (Ref. TASK 24-32-00-710-001).
5. Close-up
________ Subtask 24-35-55-410-052
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
In the avionics compartment, close the access panels of the AC/DC emergency power center 106VU and the BATTERY power center 105VU.
(3)
Close the access doors 812 and 822.
(4)
Remove the access platform(s).
DC GENERATION MONITORING AND INDICATING - DESCRIPTION AND OPERATION
___________________________________________________________________
1. General_______ Monitoring and indicating of aircraft DC generation and distribution are performed by means of:
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 ELECTRICAL POWER 电源2(46)
