Challenger service bulletin releases—August 2023
Challenger 3X0 Service Bulletins:
350-23-004, Rev08
Modification – Datalink and Selcal System – Installation of Datalink with Selective Calling (Selcal) Option (C23-406)
350-23-011, Rev 05
Modification – Communications – Introduction of Future Air Navigation System (Fans) 1/A+ Option (C23-600)
350-23-013, Rev 06
Modification – Communications – Installation of Iridium Satellite Communication (Satcom)
350-23-021, Rev 02
Modification – Satellite Communications System – Installation of Structural Provisions for Inmarsat Satellite Communication (Satcom) System Option (C53-001)
Challenger 6XX Service Bulletins:
604-32-030 Rev01 / 605-32-007 Rev01 / 650-32-004, Rev01
Special Check – Main Landing Gear – Lubrication and Inspection of Lh/Rh Main Landing Gear (MLG) Shock Strut Lower Pin 19146-3
605-34-039, Basic / 650-34-024, Basic
Modification – Radio Altimeter System – Introduction of Bandpass Filter to the Radio Altimeter to Prevent Interference from 5G Mobile Networks
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