COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Pitts S-1 and S-2 Series Aeroplanes
AD/PITTS S-2/11
Amdt 1
Aileron Spar - Inspection and Modification 2/77
Applicability: All models with metal Aileron Spars.
Requirement: Inspect and modify the aileron spars of all ailerons at the hinge bracket attachment in accordance with Pitts SL No. 4.
Note: Similarity of aileron construction at hinge bracket attachment allows use of SL No. 4, on all Pitts model S-1 and S-2 aeroplanes for this inspection and modification.
Compliance: Unless already accomplished, within 100 hours time in service after 28 February 1977.