- replace the DIFFERENTIAL PRESSURE TRANSDUCER (8043KM) (Ref. AMM TASK 49-51-16-000-001) and (Ref. AMM TASK 49-51-16-400-001).
(3) If the fault continues:
- do a check and repair the wiring from the ECB (59KD) AB/A1, A4, B2, B3 to the DIFFERENTIAL PRESSURE TRANSDUCER (8043KM) P24/1, 2, 3, 4 (Ref. ASM 49-61/02).
(4) If the fault continues:
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-001) and (Ref. AMM TASK 49-61-34-400-001).
**ON A/C 001-003, 051-062,
B. If the self-test of the ECB gives the maintenance message:
DIFFERENTIAL PRESS XDCR P24:
- replace the DIFFERENTIAL PRESSURE TRANSDUCER P24 (Ref. AMM TASK 49-51-16-000-001) and (Ref. AMM TASK 49-51-16-400-001).
(1) If the fault continues:
- do a check and repair the wiring from the ECB (59KD) AB/A1, A4, B2, B3 to the DIFFERENTIAL PRESSURE TRANSDUCER P24/1, 2, 3, 4 (Ref. ASM 49-61/02).
(2) If the fault continues:
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-001) and (Ref. AMM TASK 49-61-34-400-001).
R **ON A/C 001-003, 051-099, 401-499,
C. Do the test as given in the Para. 3.
TASK 49-00-00-810-828
Total Pressure-Sensor Fault (GTCP 36-300)
1. Possible Causes
_______________
- TOTAL PRESSURE TRANSDUCER P23
- COMPRESSOR INLET- PRESSURE TRANSDUCER P22
- wiring
- ECB (59KD)
- TOTAL PRESSURE TRANSDUCER (8044KM)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 49-00-00-710-004 Operational Test of the APU (4005KM) (GTCP 36-300) AMM 49-51-17-000-001 Removal of the Total Pressure Sensor (8044KM) (GTCP 36-300) AMM 49-51-17-400-001 Installation of the Total Pressure Sensor (8044KM) (GTCP 36-300) AMM 49-51-18-000-001 Removal of the Compressor Inlet-Pressure Sensor (GTCP 36-300) AMM 49-51-18-400-001 Installation of the Compressor Inlet-Pressure Sensor (GTCP 36-300) AMM 49-61-34-000-001 Removal of the Electronic Control Box (ECB) (59KD) (GTCP 36-300) AMM 49-61-34-400-001 Installation of the Electronic Control Box (ECB) (59KD) (GTCP 36-300) ASM 49-61/02
3. Fault Confirmation
__________________
A. Do the operational test of the APU (Ref. AMM TASK 49-00-00-710-004).
4. Fault Isolation
_______________
**ON A/C 001-003, 051-062,
A. If the test gives the maintenance message:
TOTAL PRESS XDCR P23:
- replace the TOTAL PRESSURE TRANSDUCER P23 (Ref. AMM TASK 49-51-17-000-001) and (Ref. AMM TASK 49-51-17-400-001).
(1) If the fault continues:
- replace the COMPRESSOR INLET- PRESSURE TRANSDUCER P22 (Ref. AMM TASK 49-51-18-000-001) and (Ref. AMM TASK 49-51-18-400-001).
(2) If the fault continues:
- do a check and repair the wiring from the ECB (59KD) AB/A1, A4, A2, A3 to the TOTAL PRESSURE TRANSDUCER P23/1, 2, 3, 4 (Ref. ASM 49-61/02).
(3) If the fault continues:
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-001) and (Ref. AMM TASK 49-61-34-400-001).
R **ON A/C 063-099, 401-499,
A. If the test gives the maintenance message:
TOTAL PRESS XDCR (8044KM)
with the LRU TROUBLE SHOOT DATA menu information:
TOTAL PRESSURE SENSOR SHOWS OUT OF RANGE
Fault Code Number: 026
or
TOTAL PRESSURE SENSOR SHOWS OUT OF RANGE HIGH
Fault Code Number: 029
or
TOTAL PRESSURE SENSOR SHOWS OUT OF RANGE LOW
Fault Code Number: 028
- replace the TOTAL PRESSURE TRANSDUCER (8044KM) (Ref. AMM TASK 49-51-17-000-001) and (Ref. AMM TASK 49-51-17-400-001).
(1) If the fault continues:
- do a check and repair the wiring from the ECB (59KD) AB/A1, A4, A2, A3 to the TOTAL PRESSURE TRANSDUCER (8044KM) P23/1, 2, 3, 4 (Ref. ASM 49-61/02).
(2) If the fault continues:
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-001) and (Ref. AMM TASK 49-61-34-400-001).
R **ON A/C 001-003, 051-099, 401-499,
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本文链接地址：A320 Trouble Shooting Manual 排故手册 机载辅助动力 1(30)
