- STOWAGE BOX-OXY MASK, F/O (10RN2)
- STOWAGE BOX-OXY MASK, 3RD OCCPNT (10RN3)
- BOX ASSY-STOWAGE, 4TH OCCPNT (5774HM)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 35-12-41-000-001 Removal of the Oxygen-Mask Stowage-Box
AMM 35-12-41-400-001 Installation of the Oxygen-Mask Stowage-Box
AMM 35-12-41-710-001 Operational Test of the Full Face/Quick Donning
R Oxygen Masks (5757HM,5758HM,5759HM,5760HM)
3. Fault Confirmation
__________________
A. Test
(1) Do the operational test of the full-face/quick-donning oxygen masks: (Ref. AMM TASK 35-12-41-710-001).
4. Fault Isolation
_______________
A. If during the operational test:
(1) There is no oxygen at the Captain mask stowage box:
- replace the STOWAGE BOX-OXY MASK, CAPT (10RN1) (Ref. AMM TASK 35-12-41-000-001) and (Ref. AMM TASK 35-12-41-400-001).
(2) There is no oxygen at the F/O mask stowage box:
- replace the STOWAGE BOX-OXY MASK, F/O (10RN2) (Ref. AMM TASK 35-12-41-000-001) and (Ref. AMM TASK 35-12-41-400-001).
(3) There is no oxygen at the Third Occupant mask stowage box:
- replace the STOWAGE BOX-OXY MASK, 3RD OCCPNT (10RN3) (Ref. AMM TASK 35-12-41-000-001) and (Ref. AMM TASK 35-12-41-400-001).
(4) There is no oxygen at the Fourth Occupant mask stowage box:
- replace the BOX ASSY-STOWAGE, 4TH OCCPNT (5774HM) (Ref. AMM TASK 35-12-41-000-001) and (Ref. AMM TASK 35-12-41-400-001).
B. Do the test given in Para. 3.A.
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TASK 35-10-00-810-811
Crew Oxygen Indication less than 400PSI on the DOOR/OXY page
1. Possible Causes
_______________
- CYLINDER-OXYGEN STORAGE (5750HM)
- XMTR/PRESS REG-OXY (4HT)
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 AMM 31-60-00-860-002 EIS Stop Procedure AMM 35-10-00-040-001 OXY High Pressure Indication-Direct Reading. AMM 35-11-41-000-001 Removal of the Crew Oxygen-Storage Cylinder (5750HM) AMM 35-11-41-400-001 Installation of the Crew Oxygen-Storage Cylinder
(5750HM) AMM 35-13-15-000-001 Removal of the Oxygen Pressure Regulator/Transmitter (4HT) AMM 35-13-15-400-001 Installation of the Oxygen Pressure Regulator/Transmitter (4HT)
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. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU OXYGEN/CREW/OXY/SPLY 1HT HA01
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Feb 01/98 CES
C. Test
(1) On the ECAM control panel:
- push the DOOR key to get the DOOR/OXY page.
(2) Make sure that the OXY pressure indication is less than 400PSI.
(3) Do an OXY high-pressure indication direct reading (Ref. AMM TASK 35-10-00-040-001).
4. Fault Isolation
_______________
A. If during the check of the pressure of the crew cylinder, the value is:
(1) The same as the value on the SD, on the DOOR/OXY page:
- replace the CYLINDER-OXYGEN STORAGE (5750HM) (Ref. AMM TASK 35-11-41-000-001) and (Ref. AMM TASK 35-11-41-400-001). 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 氧氣 OXYGEN(14)
