2. Job Set-up Information
______________________
A. Referenced Information
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REFERENCE DESIGNATION
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AMM 33-34-00-710-001 Operational Test of the FWD and AFT Cargo Compartment Lighting ASM 33-34/01
3. Fault Confirmation
__________________
A. Do the operational test of the FWD and AFT Cargo-Compartment Lighting (Ref. AMM TASK 33-34-00-710-001).
4. Fault Isolation
_______________
A. If the operational test shows that the FWD Loading Area light does not come on:
- replace the lamp.
(1) If the fault continues:
- do a check for 28 VDC at the lamp (Ref. ASM 33-34/01).
(a) If there is approx. 28 VDC:
- replace the FWD LOADING AREA LIGHT 11LU.
(b) If there is no 28 VDC:
- do a check of the FWD LOADING AREA LIGHT SW 7LU and replace it if necessary.
(2) If the fault continues:
- do a check and repair the wiring between the FWD LOADING AREA LIGHT 11LU and CB 3LU (Ref. ASM 33-34/01).
「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 ∞∞33-34-00∞∞∞∞∞∞∞∞∞∞Page 207
Feb 01/98 CES
B. If the operational test shows that the AFT Loading Area light does not come on:
- replace the lamp
(1) If the fault continues:
- do a check for 28 VDC at the lamp (Ref. ASM 33-34/01).
(a) If there is approx. 28 VDC:
- replace the AFT LOADING AREA LIGHT 12LU.
(b) If there is no 28 VDC:
- do a check of the AFT LOADING AREA SW 9LU and replace it if necessary.
(2) If the fault continues:
- do a check of the wiring between the AFT LOADING AREA LIGHT 12LU and CB 3LU (Ref. ASM 33-34/01).
C. Do the test as given in the Para. 3.A .
5. Close-up
________
A. Put the aircraft back to its initial configuration.
AVIONICS COMPARTMENT LIGHTING - FAULT ISOLATION PROCEDURES
__________________________________________________________
TASK 33-35-00-810-801
Failure of One Lamp in an Avionics-Compartment Dome Light
1. Possible Causes
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- LT-DOME, AVIONICS COMPT LAT R (8LS)
- LT-DOME, AVIONICS COMPT LAT L (22LS)
- LT-DOME, AVIONICS COMPT FWD OR AFT (6LS or 7LS or 9LS or 10LS)
- wiring
- RELAY-PWR SPLY, AVIONICS COMPT FWD R LT CTL (25LS)
- RELAY-PWR SPLY, AVIONICS COMPT AFT L LT CTL (24LS)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
IPC 333508 AMM 33-35-00-720-001 Functional Test of the Avionics-Compartment Lighting AMM 33-35-11-000-002 Removal of the Avionics-Compartment Dome Lights (6LS,
7LS, 8LS, 9LS, 10LS, 22LS) AMM 33-35-11-400-002 Installation of the Avionics-Compartment Dome Lights (6LS, 7LS, 8LS, 9LS, 10LS, 22LS) ASM 33-35/01
3. Fault Confirmation
__________________
A. Test Do the functional test of the equipment compartment lighting (Ref. AMM TASK 33-35-00-720-001).
4. Fault Isolation
_______________
A. If, during the functional test, when you push the avionics-compartment light pushbutton-switch 23LS:
(1) One lamp of the forward or aft avionics-compartment dome-light does not operate correctly:
- remove the defective lamp in the LT-DOME, AVIONICS COMPT FWD OR AFT (6LS or 7LS or 9LS or 10LS) (Ref. AMM TASK 33-35-11-000-002)
- make sure that there is a voltage at the lamp socket.
(a) If there is a voltage:
- replace the defective lamp (Ref. AMM TASK 33-35-11-400-002).
「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 ∞∞33-35-00∞∞∞∞∞∞∞∞∞∞Page 201
Feb 01/98 CES (b) If there is no voltage:
- do a check and repair the wiring of the related light (Ref. ASM 33-35/01).
(2) The lateral right dome-light of the avionics-compartment does not operate correctly:
- remove the LT-DOME, AVIONICS COMPT LAT R (8LS) (Ref. AMM TASK 33-35-11-000-002)
- make sure that there is a voltage at the lamp socket. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320 Trouble Shooting Manual 排故手册 LIGHTS 灯光(54)
