**ON A/C ALL
B. Do this test to make sure that the system operates correctly.
(1) Do the test given in Para. 3. and make sure that:
- the ceiling forward and aft lights (L side) come on
- the window forward and aft lights (R side) come on.
5. Close-up
________
A. Put the aircraft back to its initial configuration.
(1) On the forward attendant panel 120RH release the CABIN WDO and CABIN CLG pushbutton switches.
(2) De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞24-50-00∞∞∞∞∞∞∞∞∞∞Page 244
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TASK 24-50-00-810-814
Unwanted Warning from the AC Busbars
1. Possible Causes
_______________
- RELAY-BUS 1XP CTL (15XC)
- RELAY-BUS 2XP CTL (16XC)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power AMM 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power AMM 31-60-00-860-001 EIS Start Procedure ASM 24-25/01
3. Fault Confirmation
__________________
A. Job Set-up
(1) Aircraft Maintenance Configuration
(a) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(b) Do the EIS start procedure (Upper ECAM DU and lower ECAM DU only) (Ref. AMM TASK 31-60-00-860-001).
B. Test
(1) Do this test:
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the ECAM control panel: On the upper ECAM display unit:
- push the ELEC key to get the - the ELEC ESS BUSES ON BAT warning ELEC page comes into view.
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4. Fault Isolation
_______________
A. If the test confirms the fault:
- replace the RELAY-BUS 1XP CTL (15XC) and RELAY-BUS 2XP CTL (16XC).
(1) If the fault continues:
- do a check and repair the wiring between respectively: . the circuit breaker (17XN1) and the pin A/X1 of the relay (15XC) . the pin A/X2 of this relay and the ground . the circuit breaker (17XN2) and the pin A/X1 of the relay (16XC) . the pin A/X2 of this relay and the ground (Ref. ASM 24-25/01)
B. Do this test to brake sure that the system operates correctly:
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the ECAM control panel: On the upper ECAM display unit:
- push the ELEC key to get the - no message comes into view.
ELEC page
5. Close-up
________
A. Put the aircraft back to its initial configuration.
(1) On the ECAM control panel, set the UPPER DISPLAY and LOWER DISPLAY potentiometers to OFF.
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞24-50-00∞∞∞∞∞∞∞∞∞∞Page 246
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TASK 24-50-00-810-815 中國航空網 m.k6050.com 航空翻譯 www.aviation.cn 本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 電源 3(133)
