AD/PA-31/38 Heater Solenoid Shut-Off Valve Modification 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/PA-31/38.

Piper PA-31 Series Aeroplanes

AD/PA-31/38 Heater Solenoid Shut-Off Valve - Modification 8/2008

Requirement:	CANCELLED.
This AD is cancelled on 31 July 2008.
Background:	This unique Australian AD required once-only modification of the heater solenoid shut-off valve.  The AD required compliance within 100 hours TIS after December 1975.  The AD was not based on a Piper service instruction.  All affected aircraft have now been modified.

James Coyne
Delegate of the Civil Aviation Safety Authority

12 June 2008