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(2024) Service Bulletin 24074 Rev A: G3X Touch Software Version 9.18

PRODUCTS AFFECTED:

G3X Touch systems installed using Approved Model List (AML) Supplemental Type Certificate (STC) SA01899WI are affected.


CERTIFICATION AUTHORIZATION:

STC SA01899WI MDL Revision 18


COMPLIANCE:

Optional: This Service Bulletin may be incorporated at the owner’s discretion and is not warranty reimbursable.


DOCUMENTATION CONSIDERATIONS:

As a result of changes related to this update, the applicable documents listed in Table 1 are required to be issued to the aircraft operator/owner before the aircraft is returned to service.

Table 1

Document TitlePart NumberRevision (or later)
Garmin G3X Touch EFIS Part 23 AML STC Maintenance Manual Contains Instructions for Continued Airworthiness190-02472-0210
Airplane Flight Manual Supplement or Supplemental Airplane Flight Manual for the Garmin G3X Touch Electronic Flight Instrument190-01754-016
G3X Touch Pilot’s Guide for Certified Aircraft190-02472-00F


PURPOSE:

This STC amendment approves the following:

NOTE
The Mod 1 hardware resolves the issue described in Garmin Service Letter 24035 and Service Advisory 24032 where voltage transients on CHT #5 and 6 may result in red X’d engine gauges with a GEA 24B Mod 0 unit. The GEA 24B Mod 1 can be used for new installations or to replace an existing Mod 0 unit.

  • Installation of optional Garmin Restrictor part number 117-02083-00 to smooth manifold pressure indications.


WARRANTY INFORMATION:

This modification is not warranty reimbursable.

Attachments

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