06/22/21
Message Overview:
Message Name:
PACK INLET PRESSURE SENSOR INDICATION ON THE PMAT IS OUT OF TOLERANCE COMPARED WITH AMBIENT PRESSURE
| Identifier: | 215OBS011 |
| Effectivity: | All |
| System: | Air Conditioning |
| Associated CAS: | None |
| System Description: | 21-51-00 |
| Schematic Diagram: | 21-51-00 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Wiring Diagram: | None |
Message Description:
ACSC receives an incorrect pressure signal from a pack inlet pressure sensor.
Possible Causes:
- Left Pack Inlet Pressure Sensor (MT65)
- Right Pack Inlet Pressure Sensor (MT108)
- Interface wiring between Left Pack Inlet Pressure Sensor and Air-Conditioning System Controller (ACSC) 1
- Interface wiring between Right Pack Inlet Pressure Sensor and Air-Conditioning System Controller (ACSC) 2
- Junction Box 5 (JB5)
- Junction Box 6 (JB6)
- Air-Conditioning System Controller (ACSC) 1
- Air-Conditioning System Controller (ACSC) 2
Troubleshooting Tips:
Advisory Wire/Service Bulletin: None
Forum Articles/Infoservice/Newsletter: None
Notice To Operators (NTO): None
Flight Operation Notifications Manual (FONM): None
Quick Links:
None
Troubleshooting Recommendations:
- Perform the following CAIMS troubleshooting:
- [ACSC1-A] LH PCK IN PRESS XDCR /WRG (2161415ECS)
- [ACSC1-B] LH PCK IN PRESS XDCR /WRG (2162415ECS)
- [ACSC2-A] RH PCK IN PRESS XDCR /WRG (2163415ECS)
- [ACSC2-B] RH PCK IN PRESS XDCR /WRG (2164415ECS)
- Do close out.