COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Rutan Varieze Series Aeroplanes
AD/RUTAN/1 Rudder Travel - Modification NK
Applicability: All models.
Requirement: Reduce rudder travel from 3.5" to 2.0" by shortening vertical cable between top hole of bellcrank P/N VECS15 and brake arm. Make fine adjustment with the fitting on top of master cylinder. Perform rigging check will full rudder pedal deflection, measuring at the top of the rudder while applying a force of 3 to 5 lbs. on the rudder trailing edge.
Compliance: Unless already accomplished, before further flight.
Background: Manufacturer’s flight testing has established that under some circumstances the aircraft experiences loss of control. This can be prevented by limiting rudder deflection.