AD/General/51 Electrical External Power Connection Inspection Cancelled (Cth)

AIRWORTHINESS DIRECTIVE

On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive AD/GENERAL/51.

Aircraft - General

AD/GENERAL/51 Electrical External Power
Connection - Inspection 13/2007

Requirement:	CANCELLED.
This AD is cancelled on 20 December 2007.
Background:	This AD was issued in 1975 to ensure that an external power supply with reverse polarity cannot be connected to the electrical system of the aircraft.  The requirements of this AD are now covered by the design standard.

David Punshon
Delegate of the Civil Aviation Safety Authority

18 October 2007