AD 80-13-02

final rule
Data completeness: 70%

Airworthiness Directives; GRUMMAN AIRCRAFT CORPORATION Model G-73 Airplanes

AD Number
80-13-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Frakes Aviation G-73 Airworthiness Directives; GRUMMAN AIRCRAFT CORPORATION Model G-73 Airplanes

Unsafe Condition

The absence of an emergency procedures placard, insufficient fire detection systems, inadequate fire extinguishing systems, and insufficient clearance between wires and combustible fluid hoses could lead to powerplant fires and reduced fire containment capabilities.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Install an emergency procedures placard on the instrument panel within 10 hours time in service; install two yellow caution lights with placards within 50 hours; inspect and secure hoses/wires for one-inch clearance within 50 hours; relocate fire warning lights within 50 hours; convert fire extinguishing systems to two-bottle systems by November 15, 1980 or within 250 hours; replace fire detection systems with continuous loop systems by November 15, 1980 or within 250 hours; replace hoses with fire-resistant types by November 15, 1980 or within 250 hours; record maintenance.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within the next 10 hours time in service after the effective date (June 20, 1980) for the placard requirement; within the next 50 hours time in service for lights and inspections; by November 15, 1980 or within 250 hours time in service after the effective date, whichever occurs first, for fire systems conversions and replacements.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

GRUMMAN AIRCRAFT CORPORATION Model G-73 airplanes with Pratt and Whitney R1340 engines installed, certificated in all categories.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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