(8) Do a leak check and make sure that there is no fuel leak and/or no oil leak on the APU and/or the APU generator.

 NOTE : Do the leak check with a black light lamp.
____

 TASK 49-00-00-810-847

 No APU Bleed-Air Pressure, Low or Fluctuating APU Bleed-Air Pressure (GTCP
 36-300)
 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.
 1. Possible Causes
_______________
 - VALVE-FLOW CTL (11HB)

 - LOAD CONTROL VALVE P12

 - IGV ACTUATOR P21

 - LOAD CONTROL VALVE (8050KM)

 - IGV ACTUATOR (8014KM)

 - leak check of the left pack and the related bleed ducts

 - X-BLEED VALVE (6HV)

 - leak check of the right pack and the related bleed ducts

 - clean the surge control valve filter

 - PNEUMATIC SENSOR ASSY

 - SURGE CONTROL VALVE P18

 - ECB (59KD)

 - LOAD CONTROL VALVE (8051KM)

 - PNEUMATIC SENSOR ASSY (8039KM)

 - SURGE CONTROL VALVE (8058KM)

 - STARTER SHUTOFF VALVE (SAV)

 - aircraft bleed system

 - APU Bleed System

 - PACK-FLOW CONTROL VALVE (8HB)

 - PACK-FLOW CONTROL VALVE (11HB)

 - blockade of the Pack Heat Exchanger(s)

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
49-00-00-810-824 APU AUTO SHUT DOWN - IGV FAILURE, Inlet Guide Vanes
 Fault (GTCP36-300) 49-00-00-810-827 Differential Pressure-Sensor Fault (GTCP 36-300) 49-00-00-810-828 Total Pressure-Sensor Fault (GTCP 36-300) 49-00-00-810-829 Load Control-Valve Fault (GTCP 36-300) 49-00-00-810-830 Surge Control-Valve Fault (GTCP 36-300) 49-00-00-810-831 10V Pressure Reference not Correct (GTCP 36-300) 49-00-00-810-847 No APU Bleed-Air Pressure, Low or Fluctuating APU
 Bleed-Air Pressure (with AIDS Support) (GTCP 36-300) AMM 21-51-51-000-001 Removal of the Pack Flow-Control Valve
 「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 : 001-003, 051-099, 401-499, ∞∞49-00-00∞∞∞∞∞∞∞∞∞∞Page A244
 Config-1 Aug 01/05 CES -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------

AMM  21-51-51-400-001 
AMM  21-52-24-000-001 
AMM  21-52-24-400-001 
AMM  36-11-00-740-001 
AMM  36-12-52-000-001 
AMM  36-12-52-400-001 
AMM  49-00-00-710-001 
AMM  49-00-00-860-003 
AMM  49-00-00-860-004 
AMM  49-11-11-000-001 
AMM  49-11-11-400-001 
AMM  49-23-51-000-002 
AMM  49-23-51-400-002 
AMM  49-51-13-000-001 
AMM  49-51-13-400-001 
AMM  49-51-14-000-001 
AMM  49-51-14-400-001 
AMM  49-51-51-000-001 
AMM  49-51-51-400-001 
AMM  49-51-52-000-002 
AMM  49-51-52-400-002 
AMM  49-51-52-600-001 
AMM  49-61-34-000-001 
AMM  49-61-34-400-001 
AMM  71-00-00-710-001 
AMM  71-00-00-710-043 

49-00-00-991-002

Installation of the Pack Flow-Control Valve
Removal of the Heat Exchanger Unit 10HM4 (11HM4)
 (From the Aircraft)
Installation of the Heat Exchanger Unit 10HM4 (11HM4)
 (Into the Aircraft)
BITE Test of the BMC 1(2)
Removal of the Crossbleed Valve (6HV)
Installation of the Crossbleed Valve (6HV)
Self-Test of the ECB (59KD) (GTCP 36-300)
APU Start by External Power (GTCP 36-300)
APU Shutdown by External Power (GTCP 36-300)
Removal of the Auxiliary Power Unit (APU) - 4005KM
 (GTCP 36-300)
Installation of the Auxiliary Power Unit (APU) -4005KM (GTCP 36-300)
Removal of the Inlet Guide Vane-Actuator (8014KM)
 (GTCP 36-300)
Installation of the Inlet Guide Vane-Actuator
 (8014KM) (GTCP 36-300)
Removal of the Pneumatic Sensor Assy (GTCP 36-300)
Installation of the Pneumatic Sensor Assy (GTCP
 36-300)
Removal of the Airflow Sensor (GTCP 36-300)
　
中國(guó)航空網(wǎng) www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320 Trouble Shooting Manual 排故手冊(cè) 機(jī)載輔助動(dòng)力 1(51)