United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 1996_register executive 2010-09-24 article Proposed Rules D09002ee1be04f2ff D09002ee1be04f3a4 United States Department of Transportation originator org United States Government Agency or Subagency United States Federal Aviation Administration originator org United States Government Agency or Subagency This document proposes to supersede AD 82-07-03, which currently requires repetitively testing (pressure decay) JanAero Devices B-Series combustion heaters, Models B1500, B2030, B3040, and B4050, that are installed on aircraft, and overhauling any heater that does not pass one of these pressure decay tests. The proposed action would retain these pressure decay tests and possible heater overhaul; and would require repetitiveoperational testing of the combustion air pressure switch, and replacing any combustion pressure switch that does not pass one of these tests. Two occurrences of failure of the affected heaters prompted the proposed action. In one case, an explosion resulted and the baggage compartment door was blown off the airplane. In the other case, a fire occurred in the baggage compartment while the airplane was in flight. The actions specified by the proposed AD are intended to prevent an airplane fire or explosion caused by failure of the heater combustion tube assembly or combustion air pressure switch. 61 FR 10703 https://www.govinfo.gov/app/details/FR-1996-03-15/96-6192 96-6192 fr15mr96-20 4910-13-U Docket No. 95-CE-83-AD https://www.govinfo.gov/app/details/FR-1996-03-15/96-6192 https://www.govinfo.gov/content/pkg/FR-1996-03-15/html/96-6192.htm https://www.govinfo.gov/content/pkg/FR-1996-03-15/pdf/96-6192.pdf 4 p. 10703 10706 61 FR 10703 Title 14 Part 39 14 CFR Part 39 Airworthiness Directives; JanAero Devices (formerly Janitrol, C&D, FL Aerospace, and Midland-Ross Corporation) B series combustion heaters, Models B1500, B2030, B3040, and B4050; Federal Register Vol. 61, Issue PRORULE 96-6192 DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 1996-05-17 Docket No. 95-CE-83-AD 4910-13-U 96-6192 Notice of proposed rulemaking (NPRM).

This document proposes to supersede AD 82-07-03, which currently requires repetitively testing (pressure decay) JanAero Devices B-Series combustion heaters, Models B1500, B2030, B3040, and B4050, that are installed on aircraft, and overhauling any heater that does not pass one of these pressure decay tests. The proposed action would retain these pressure decay tests and possible heater overhaul; and would require repetitiveoperational testing of the combustion air pressure switch, and replacing any combustion pressure switch that does not pass one of these tests. Two occurrences of failure of the affected heaters prompted the proposed action. In one case, an explosion resulted and the baggage compartment door was blown off the airplane. In the other case, a fire occurred in the baggage compartment while the airplane was in flight. The actions specified by the proposed AD are intended to prevent an airplane fire or explosion caused by failure of the heater combustion tube assembly or combustion air pressure switch.

Comments must be received on or before May 17, 1996. Ms. Linda Haynes, Aerospace Engineer, FAA, Atlanta Aircraft Certification Office, Campus Building, 1701 Columbia Avenue, suite 2-160, College Park, Georgia 30337-2748; telephone (404) 305-7377; facsimile (404) 305-7348. Vol. 61, no. 52 Office of the Federal Register, National Archives and Records Administration 1996-03-15 continuing daily deposited born digital 220 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-1996-03-15 P0b002ee180a27ad2 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr15mr96 https://www.govinfo.gov/app/details/FR-1996-03-15 https://www.govinfo.gov/content/pkg/FR-1996-03-15/pdf/FR-1996-03-15.pdf fdlp 10671 10877 DGPO 2010-09-24 2023-05-07 FR-1996-03-15 machine generated eng FR FR-1996-03-15 61 52