Honeywell Flight Management System – NZ6.1 Software upgrade and consolidation
Effectivity: Challenger 600/601 and Global Express/5000/XRS aircraft
ATA 34-61
By: Maxime Boyer-Beaucage – Technical Services
This is a reminder that Honeywell announced via Service Information Letter (SIL) D201604000032 their intention to consolidate support on Flight Management System (FMS) software version NZ6.1 and higher. The latest revision nine (9) of the SIL released in May 2022, states that pre-NZ6.1 hardware part numbers are no longer supported by Honeywell and were removed from the MSP - Avionics contracts as they were renewed in 2021.
FMS software versions prior to NZ6.1 are no longer supported where an upgrade path exists. For FMS 4.x/5.x/6.0 versions, with the exception of previous agreements:
Honeywell no longer performs hardware repairs and part support via SPEX is no longer available as of 2022
Also, as stated in the SIL revision nine (9), FMS navigation database updates on FMS prior to NZ6.1 will be permanently discontinued after September 30, 2022
Operators of Challenger 600/601 and Global Express/5000/XRS aircraft equipped with the Honeywell NZ-2000 and Primus 2000XP with FMS software version prior to NZ6.1 are impacted by this Honeywell SIL.
Below are the solutions available to introduce FMS software NZ6.1 for the following Bombardier products:
Challenger 600/601
Refer to SIL D201604000032 Appendix A table 6 for list of available third party STC for FMS software upgrade to NZ6.1.
Global Express/5000/XRS
Bombardier Service Bulletins (SBs) 700-31-030 / 700-1A11-31-014 – Modification – Integrated Avionics Computer (IAC) system – Batch 3 Software Upgrade
Following Batch 3, operators are also encouraged to upgrade to the latest configuration Batch 3.4 software configuration via recommended SB 700-31-039 / 700-1A11-31-021
For more details, refer to the Advisory Wire AW700-31-0357 – Availability Update for Batch 3 Upgrade
Bombardier recommends to the operators of Global Express/5000/XRS aircraft still in a pre-Batch 3 configuration, to perform the Batch 3 and 3.4 software for long-term support, operational capability and to maintain the value of the aircraft, along with benefitting from the new capabilities introduced with these softwares.
For more details, refer to the Honeywell SIL D201604000032, which is available on the Bombardier Customer Portal:
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