AD/BEECH 90/41 - Cabin Heater Modification and Aft Fuselage Drainage and Sealing - Modification

Administered by Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts

Legislation au F2006B04232 In force Legislative Instrument

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Beechcraft 90 and 65-90 (King Air) Series Aeroplanes

 

AD/BEECH 90/41 Cabin Heater Modification and Aft Fuselage

Drainage and Sealing - Modification

Applicability: Models 65-90, 65-A90 & B90 with S/Nos. LJ-1 to LJ-484. Requirement:  1. Install a temporary placard on the heater control panel stating:

“IF HEATER FAILS TO HEAT, TURN OFF IMMEDIATELY”


2/76

 

2.    Modify cabin heater installation, including the fitment of a cabin heater out light, in accordance with Beechcraft SI No. 0230-412, Revision 3.

 

3.    Modify the aft fuselage in accordance with Beechcraft SI No. 0268-103, Rev. 1. Compliance:              For Para. 1 - Within 50 hours’ time in service after 27 Feb. 1976.

For Para. 2 - Before 1 January 1977.

 

For Para. 3 - Within 100 hours’ time in service after 27 Feb. 1976.

 

Note: Temporary placard, para. 1, may be removed when para. 2 is accomplished.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.