07/03/19
Message Overview:
Fault Message:
MULTI FUNCT SPOILER PAIR3 RIG FAULT
Fault Code:
27653242SX
Associated CAS:
| Reporting LRU: | Flight Control Unit (FCU) 2 |
| System Description: | 27-60-00 |
| Schematic Diagram: | 27-60-00 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Wiring Diagram: | 27-60-08 [ Global Express ] [ G5000 ] [ Global XRS ] |
Fault Description:
There is a problem with the Multi-Function Spoiler Actuator rigging. Possibly due to incorrect Power Control Unit (PCU) Linear Variable Displacement Transducer (LVDT) offset.
Possible Causes:
- Multi-Function Spoiler (MFS) Actuator 3 (B58)
- Flight Control Unit (FCU) 2 (A66)
Troubleshooting Tips:
Advisory Wire/Service Bulletin:
- AW700-27-0363 - SFCU -17: “SLAT-FLAP HALFSPD” EICAS Nuisance Message
Forum Articles/Infoservice/Newsletter: None
MFS panel amber or dashed on flight controls page. This fault may sometime be cleared by performing the flight control system reset procedure. If the fault clears, swap FCU position.
Quick Links:
| Removal of the Flight-Control Units | AMM 27-61-05-000-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Installation of the Flight-Control Units | AMM 27-61-05-400-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Access to System Diagnostics | AMM 45-45-00-970-804 [ Global Express ] [ G5000 ] [ Global XRS ] |
Troubleshooting Recommendations:
- Access the system diagnostic in CAIMS and perform the MFS rigging in CAIMS.
- SYSTEM DIAG
- 27-00 FLIGHT CONTROLS
- FLIGHT CONTROL UNIT 1
- LRU TEST
- MF SPOILER 1/4 AUTORIGGING
- CONFIRM
NOTE: Perform Auto-rigging test twice to comfirm the results. Continue troubleshooting in relation to the results of the test.
- If system checks are good, do close out.
- If fault remains, continue with next step.
- Swap FCU 2 with FCU 1.
- If system checks are good, replace FCU 2 and reset FCU latched faults and do close out.
- If fault remains, continue with next step.
- Replace MFS 3 Actuator.
- Do close out.