Unsafe Condition: The displayed fuel quantity can have an error as much as four gallons/fuel tank with the display indicating four gallons with an empty tank. In the context of this event, the end level effect is th...
Effective: Mar 21, 2022Category: aircraftCompliance: Before further flight
Why matched: Airworthiness Directives; Various Airplanes
Unsafe Condition: The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to certain Univair Aircraft Corporation Models (ERCO) 415-C, 415-CD, 415-D, E, G; (Forn...
Effective: Nov 13, 2012Category: aircraftCompliance: Before further flight
Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
Unsafe Condition: The GTX 33/33D/330/330D Mode S transponders may detect the S1 (suppression) interrogating pulse below the minimum trigger level (MTL) and, in some circumstances, not reply. This could lead to inacc...
Effective: Feb 23, 2005Category: aircraftCompliance: Within 12 months of the effective date (February 23, 2005).
Why matched: Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
Airworthiness Directives; Univair Aircraft Corporation Models Alon A-2 and A2-A; ERCO 415-C, 415-CD, 415-D, 415-E, and 415-G; Forney F-1 and F-1A; and Mooney M10 Airplanes
Unsafe Condition: Corrosion in the wing center section structure could result in failure of the wing center section structure during flight, leading to loss of control of the airplane.
Effective: Feb 14, 2003Category: aircraftCompliance: Before further flight.
Why matched: Airworthiness Directives; Univair Aircraft Corporation Models Alon A-2 and A2-A; ERCO 415-C, 415-CD, 415-D, 415-E, and 415-G; Forney F-1 and F-1A; and Mooney M10 Airplanes
Unsafe Condition: Cracks in the aluminum fuel line nipples, aluminum fuel line elbows, and/or lack of double support tubes on the gascolator could lead to failure of the fuel line fittings or the gascolator, resulti...
Effective: Sep 13, 2002Category: aircraftCompliance: Before further flight
Airworthiness Directives; ESB WISCO, INCORPORATED: Applies To Those Batteries Manufactured During
December 1978, January and February 1979
Unsafe Condition: The Exide AC 78M and Willard W 78M batteries manufactured between December 1978 and February 1979, identified by N-8, A-9, or B-9 stamped on terminal posts, may fail due to internal short circuits ...
Effective: Apr 3, 1979Category: applianceCompliance: before next flight
Why matched: Airworthiness Directives; ESB WISCO, INCORPORATED: Applies To Those Batteries Manufactured During
December 1978, January and February 1979
Unsafe Condition: Propeller blade tipping may have loosening, loose rivets, or deteriorated wood under the tipping, or lack of a relief cut in the stainless steel tipping material within the first five and one-half ...
Effective: Oct 4, 1973Category: propellerCompliance: Required after receipt of this Airworthiness Directive and before further flight unless already a...
Airworthiness Directives; ERCOUPE Model 415C, 415CD, 415D, E, G and F1 Aircraft
Unsafe Condition: Binding in the rudder bellcrank at the stabilizer could cause loss of rudder control.
Effective: Feb 11, 1967Category: aircraftCompliance: Before further flight after the effective date or within fifty (50) hours time in service after t...
Why matched: Airworthiness Directives; ERCOUPE Model 415C, 415CD, 415D, E, G and F1 Aircraft
FLOTTORP Models F12A-3 and F12A-5 Series Propellers
Unsafe Condition: The use of longer AN 4H7A bolts with the FS200-1 propeller spinner may cause interference with the propeller flange, leading to potential structural failure of the spinner bulkhead attachment.
Effective: Apr 10, 1964Category: propellerCompliance: Within 15 hours' time in service after the effective date of this AD
Why matched: FLOTTORP Models F12A-3 and F12A-5 Series Propellers
Airworthiness Directives; FORNEY (ERCOUPE) All Models 415-C, -CD, -D, E, G and F-1 Aircraft
Unsafe Condition: Failures of the rudder horn attachments due to improper ground handling techniques subjecting the surfaces to higher loads than designed.
Category: aircraftCompliance: at every 100 hours
Why matched: Airworthiness Directives; FORNEY (ERCOUPE) All Models 415-C, -CD, -D, E, G and F-1 Aircraft
Airworthiness Directives; ERCO Model 415C, -CD and -D Aircraft
Unsafe Condition: Cracks have occurred in the belly skin at the rearmost rivet attaching the center section belly skin outer stiffeners (Erco P/N 415-13056 L/R) to the belly skin.
Category: aircraftCompliance: prior to October 1, 1947
Why matched: Airworthiness Directives; ERCO Model 415C, -CD and -D Aircraft
Airworthiness Directives; VEST (ERCO) Model All Series 415 Aircraft and Models E and G
Unsafe Condition: Control cable fraying and failure of control cables P/N 415-52148 or P/N 415-52172 where they wrap around control quadrant P/N 415-52130 or P/N 415-52122.
Category: aircraftCompliance: after every 100 hours of operation
Why matched: Airworthiness Directives; VEST (ERCO) Model All Series 415 Aircraft and Models E and G
Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
Unsafe Condition: Failure of the voltage regulator to maintain proper charging rate of the battery, leading to potential battery overcharging or undercharging.
Category: aircraftCompliance: At each 100-hour inspection and immediately after each electrical system malfunction.
Why matched: Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
Unsafe Condition: The flexible hose in the engine breather line may have an amber inner liner, which is susceptible to contraction and possible clogging.
Category: aircraftCompliance: immediately
Why matched: Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
Airworthiness Directives; FORNEY (ERCOUPE) Model All (ERCOUPE) Forney Aircraft
Unsafe Condition: Fatigue failures have continued to occur in the rudder main rib where the control horn is attached after installation of reinforcement plates.
Category: aircraftCompliance: Compliance required by December 31, 1959, and thereafter every 100 hours of operation or periodic...
Why matched: Airworthiness Directives; FORNEY (ERCOUPE) Model All (ERCOUPE) Forney Aircraft
Airworthiness Directives; STINSON Model All Model 108 Series Aircraft
Unsafe Condition: Fuel seepage into the space between the inner cabin trim and the outer fabric covering of the fuselage, resulting in soaking of insulating material in the cabin wall due to fuel spillage during fil...
Category: aircraftCompliance: not later than September 1, 1950
Why matched: Airworthiness Directives; STINSON Model All Model 108 Series Aircraft
Airworthiness Directives; FEDERAL SKIS: Applies to All Universal (Stinson) 108 and Cessna 170, 170A and 170B Airplanes Equipped With Federal Models AWB-2500 and AWB-2500A Wheel Skis and Piper PA-20 Airplanes Equipped With Federal Model AWB-2100 Wheel Skis
Unsafe Condition: The ski dropping down against the mechanical rigger may cause damage to the aircraft structure.
Category: applianceCompliance: as soon as possible but not later than February 15, 1954
Why matched: Airworthiness Directives; FEDERAL SKIS: Applies to All Universal (Stinson) 108 and Cessna 170, 170A and 170B Airplanes Equipped With Federal Models AWB-2500 and AWB-2500A Wheel Skis and Piper PA-20 Airplanes Equipped With Federal Model AWB-2100 Wheel Skis
Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
Unsafe Condition: Control column shaft, P/N 415-52129, may have a defective lower bearing fitting with a brazed steel sleeve on its bearing surface, compromising structural integrity.
Category: aircraftCompliance: next 100-hour inspection
Why matched: Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft
Unsafe Condition: Bolts used to attach the forged aluminum scissors to the electrol nose gear were found to be brittle, which could cause failure and the nose wheel turning crosswise during landing.
Category: aircraftCompliance: not later than July 1, 1960
Why matched: Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft