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(2023) Service Bulletin 23091 Rev A: Approval of G500H TXi Main Software Version 3.51
PRODUCTS AFFECTED:
G500H TXi systems installed using G500H TXi Part 27 AML STC SR02622SE are affected.
CERTIFICATION AUTHORIZATION:
STC SR02622SE MDL Rev 11
COMPLIANCE:
Recommended: Compliance with this service bulletin is recommended at the next maintenance interval.
DOCUMENTATION CONSIDERATIONS:
There are no recommended RFMS or Pilot’s Guide changes applicable to this bulletin. Applicable RFMS and ICA documents listed in Table 1, are required to be issued to the aircraft owner/operator before the aircraft is returned to service, if not already provided.
Table 1
| Document Title | Part Number | Revision |
| G500H TXi Part 27 AML STC Maintenance Manual | 190-02401-01 | 3 |
| RFMS G500H TXi P27 AML STC | 190-02401-02 | 5 |
At time of publication the current G500(H)/G600/G700 TXi Pilot’s Guide (P/N 190-01717-10) is Rev. N.
PURPOSE:
Major details of the update are:
- G500H TXi Part 27 AML STC Equipment List (005-01297-01) updated to include references to new GSU 75H Mod Status
- G500H TXi main software version 3.51:
- Fixed an issue where SVT™ could show erroneous terrain in the vicinity of airports.
- Fixed an issue where a full SD card could result in loss of primary navigation instruments
WARRANTY INFORMATION:
This modification is warranty reimbursable with a deadline of February 29, 2024.