Commonwealth legislation

AD/BEECH 60/44 - Cabin Heat Electrical Wiring

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legislative instrument

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This Directive requires a specific wiring modification to the cabin heat control on Beechcraft Model 60 (Duke) aeroplanes (S/N P‑159 and P‑166 through P‑596) exactly per Raytheon SB 24‑3097, to be completed within 25 flight hours after the AD’s 3 March 1999 effective date. It was issued to prevent heater‑circuit overheating (smoke/fire); aircraft owners/operators must arrange and pay for the work.

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AD/BEECH 60/44 - Cabin Heat Electrical Wiring

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Beechcraft 60 (Duke) Series Aeroplanes

AD/BEECH 60/44 Cabin Heat Electrical Wiring 4/99 DM

Applicability: Beech Model 60 aeroplanes with serial numbers P-159 and P-166 up to and including P-596.

Requirement: Modify the cabin heat control electrical wiring in accordance with the Accomplishment Instructions of Raytheon Mandatory Service Bulletin SB 24-3097 issued December 1998.

Note: FAA AD 99-03-11 Amdt 39-11024 refers.

Compliance: Within 25 hours’ time in service after the effective date of this Directive.

This Airworthiness Directive becomes effective on 3 March 1999.

Background: The FAA has received a report of an incident where the cabin heater electrical control circuits overheated in flight and caused the cabin heater to shut down. This Directive requires modifications to the cabin heater wiring which are designed to prevent the circuit overheating, which could result in smoke and/or fire.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

1 AD/BEECH 60/44 - Cabin Heat Electrical Wiring