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REFERENCE DESIGNATION
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AMM 49-51-53-000-001 Removal of the Bleed Control Valve (8051KM) (APS 3200) AMM 49-51-53-400-001 Installation of the Bleed Control Valve (8051KM) (APS 3200) AMM 49-61-34-000-002 Removal of the Electronic Control Box (ECB) (59KD) (APS 3200) AMM 49-61-34-400-002 Installation of the Electronic Control Box (ECB) (59KD) (APS 3200) AMM 71-00-00-710-001 Dry Motoring Check
3. Fault Confirmation
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A. Test
WARNING : MAKE SURE THAT THE FWD AVIONICS ACCESS DOOR 811 IS OPEN. WITH A
_______ WARNING PLACARD ATTACHED TO IT. THE WARNING NOTICE MUST TELL PERSONS NOT TO CLOSE THE DOOR. THIS PREVENTS ACCIDENTAL PRESSURIZATION OF THE AIRCRAFT.
NOTE : Examine and record all indications shown on the APU system page
____ (lower ECAM display unit) under the different mode conditions (specially the EGT and the BLEED pressure), during the test.
(1) Do the self test of the ECB (Ref. AMM TASK 49-00-00-710-005).
NOTE : If the self test gives a maintenance message, do the related
____ trouble shooting procedure first before you continue with this test.
(2) Start and operate the APU (Ref. AMM TASK 49-00-00-860-005):
NOTE : On the AIR COND section on the overhead panel 30VU, make sure
____ that the ENG 1 BLEED and the ENG 2 BLEED pushbutton switches are in the OFF position.
- record the EGT on the APU page (lower ECAM display unit).
(3) On the AIR COND section on the overhead panel 30VU, push the APU BLEED pushbutton switch to ON.
- record the EGT and the BLEED pressure on the APU page (lower ECAM display unit).
(4) On the AIR COND section on the overhead panel 30VU, push the PACK 1 pushbutton switch to on (the OFF legend is off).
- record the BLEED pressure on the APU page (lower ECAM display unit).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 106-106, 108-149, 211-299, 301-399, ∞∞49-00-00∞∞∞∞∞∞∞∞∞∞Page A203
Config-2 Aug 01/05 CES
(5) On the AIR COND section on the overhead panel 30VU, push the PACK 1 pushbutton switch to OFF (the OFF legend is off).
- record the BLEED pressure on the APU page (lower ECAM display unit).
(6) On the AIR COND section on the overhead panel 30VU, push the PACK 2 pushbutton switch to on (the OFF legend is off).
- record the BLEED pressure on the APU page (lower ECAM display unit).
(7) On the AIR COND section on the overhead panel 30VU, push also the PACK 1 pushbutton switch to on (the PACK 1 and PACK 2 OFF legends are off).
- record the BLEED pressure on the APU page (lower ECAM display unit).
(8) On the AIR COND section on the overhead panel 30VU, push the PACK 1 and the PACK 2 pushbutton switches to OFF (the OFF legends are on).
- record the BLEED pressure on the APU page (lower ECAM display unit).
(9) Do the dry motoring of the engine 1 (Ref. AMM TASK 71-00-00-710-001),
- record the BLEED pressure on the APU page (lower ECAM display unit).
(10) Do the dry motoring of the engine 2 (Ref. AMM TASK 71-00-00-710-001).
- record the BLEED pressure on the APU page (lower ECAM display unit).
(11) Do the APU shutdown (Ref. AMM TASK 49-00-00-860-006).
4. Fault Isolation
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A. If the self test gives the maintenance message:
- BLEED CTL VLV (8051KM) (Ref. TASK 49-00-00-810-904) if APU Autoshutdown,
- BLEED CTL VLV (8051KM) (Ref. TASK 49-00-00-810-942) if no APU Autoshutdown,
- BLEED FLOW XDCR (8039KM) (Ref. TASK 49-00-00-810-903),
- INLET TEMP/PRESS SNSR (8013KM) (Ref. TASK 49-00-00-810-908),
- INLET GUIDE VANE ACTR (8014KM) (Ref. TASK 49-00-00-810-905), 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 机载辅助动力 1(118)
