COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Instruments and Automatic Pilots
AD/INST/34 Honeywell SP-300 DFCS Mode Control Panel 11/88
Applicability: Honeywell (Sperry) Digital Flight Control System SP-300 mode control panel P/Ns 4051601-915 and 4051601-916.
Requirement: Action in accordance with Honeywell Alert SB 21A-1142-16. Compliance: Prior to 30 June 1989.
Background: During operations in severe EMI environment, unselected changes in the altitude window setting may occur. This modification reduces the possibility of such altitude changes.