Commonwealth legislation

AD/BEECH 55/7 - Grounding Outside Air Temperature Indicator

RepealedCTH

This Act has been repealed and is no longer in force. It is retained for historical reference.

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

1/10 complexity

This is a safety order (Airworthiness Directive) requiring owners of specific Beechcraft Baron aircraft to disable their Outside Air Temperature (OAT) indicators.

Who it affects:

Owners and operators of specific Beechcraft Baron models identified by factory serial numbers:
- Model 95-A55: Serial numbers TC-955 through TC-1008
- Model 95-C55: All serial numbers prior to TE-173

What you must do:

Follow the technical instructions in Beechcraft Service Bulletin 66-26 to ground (disable) the Outside Air Temperature indicator
Complete this work before 1 September 1971

Why it matters: This directive addresses a safety defect in the temperature indicating system. Inaccurate outside air temperature readings can affect critical flight calculations, including engine performance and fuel consumption, potentially creating safety risks during flight operations.

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Direct links to the current provisions in AD/BEECH 55/7 - Grounding Outside Air Temperature Indicator.

AD/BEECH 55/7 - Grounding Outside Air Temperature Indicator

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Beechcraft 55, 58 and 95-55 (Baron) Series Aeroplanes

AD/BEECH 55/7 Grounding Outside Air Temperature Indicator 11/67

Applicability: Model 95-A55 with S/Nos. TC-955 to TC-1008 and model 95-C55 prior to S/No.

TE-173.

Requirement: Action in accordance with Beechcraft SB 66-26. Compliance: Before 1 September 1971.

Source text

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