COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Rolls Royce Turbine Engines - Dart Series
AD/DART/26 Low Torque Switch 6/97
All Rolls Royce Dart series engines.
To ensure unapproved low torque switches are removed from service, inspect installed and spare low torque switches in accordance with Rolls Royce Service Bulletin Da61-13.
CAA (UK) AD 002-12-96 also refers.
Unless previously accomplished, no later than 30/6/97.
This Airworthiness Directive becomes effective on 22 May 1997.
The manufacturer has advised that unapproved low torque switches have been found in service. These switches may give rise to difficulties during activation of the autofeathering system.