The use of Hand-held fire extinguishers containing Halon in Aircraft will become prohibited end of 2025 and you will need to replace all them.

SN # DH 320: Installation of Bendix/King KFC 300 Automatic Flight Control System.

Installation of the Honeywell KFD 840 Primary Flight Display System.REQUIRED DATA: AML No. 159-08325-0002, Revision -, dated 12-1-2009. Later FAA approved revisions to the above listed data are incorporated without further revision to this Supplemental Type Certificate.

Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-626,

Installation of right and left hand cockpit side windows in accordance with FAA sealed Beryl D’ Shannon Aviation Specialties, Inc. Drawing List DLB-1301.

Installation of fuel cell modifications

Installation of Bellon Concrete,Inc. single piece windshield or alternate single piece sloped windshield.

Installation of replacement fuel cell assemblies

Installation of Hoskins Supplemental Model A or B High Intensity Wing Tip Lights, Model C Tail Light, with or without Model 1 or 2 High Intensity Fuselage Lights.

Installation of Mitchell automatic flight system model AK337, consisting of Century II autopilot with optional radio coupler.