Regulatory approvals provide operators with a compliant path to install non-halon extinguishers across the full Learjet series ahead of the replacement deadline at the end of 2025.

The STC expands the options of Avcon Industries products available for installation. The generic shapes mounted to the various hardpoints during flight testing give Avcon customers the opportunity to adapt.

Butler has designed the retrofit installations to minimise customer impact and down time, and the replacement digital altimeter conveniently replaces most existing two-inch standby altimeters.