AIRWORTHINESS DIRECTIVE
CAA-AD-013/1999
Date of issue: January 25, 1999
HOT AIR BALLOON - PRESSURE RELIEF VALVE - INSPECTION/REPLACEMENT
Applicability: Fuel cylinders supplied for flight by Cameron Balloons Limited/Thunder & Colt and Thunder & Colt Limited.
Effective date: February 25, 1999
Compliance : Required as indicated in CAA UK AD 002-11-98
Remarks: Where applicable, the requirements of this AD must be integrated into the Aircraft´s Logbook(s). Address inquiries concerning this AD to: Civil Aviation Authority, Airworthiness Division, Ruzyne Airport, 160 08 Prague 6, Czech Republic, tel: 420 2 324086, fax: 420 2 364112.
Ing. Pavel MATOUŠEK
Director of Airworthiness Division CAA CZ
CAA AIRWORTHINESS DIRECTIVE
002-11-98APPLICABILITY Fuel cylinders supplied for flight by Cameron Balloons Limited/Thunder & Colt and Thunder & Colt Limited.
SUBJECT - DESCRIPTION Periodic replacement of propane cylinder pressure relief valves
COMPLIANCE - REOUIREMENT (SUMMARY) Compliance is required with Cameron Balloons (Thunder & Colt) Service Bulletin No. SB4 before the next annual inspection. The Service Bulletin requires inspection of the propane cylinder pressure relief valves for contamination and corrosion. This action is required due to degradation of pressure relief valve performance with age.