Cessna 401A N6250Q

Summary

On 6 November 1987 at about 23:55 local time, a Cessna 401A registered N6250Q, operated by Montgomery Air Service, was involved in an accident near Mobile, Alabama, United States. 4 people were on board and nobody was injured. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

6 November 1987 at 23:55

Classification

Accident

Location

Mobile, Alabama, United States

Coordinates

Not recorded

Aircraft

Cessna 401A

Registration

N6250Q

Category

Airplane

Engines

2

Operator

Montgomery Air Service

Operating rule

Part 91: General Aviation

Purpose of flight

Business

Phase of flight

Not recorded

Route

Mobile → Montgomery

Aircraft damage

Substantial

Weather

VMC

Light

Dusk

NTSB number

ATL88LA031

Nobody was injured.

The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.

Nothing about the cause is stated here that is not in the source record.

Read the full NTSB narrative

THE PLT RELATED THAT HE WAS CLIMBING THROUGH 4,300 FT WHEN HE LOST THE LEFT TURBOCHARGER. HE THEN NOTED SPARKS AND THEN FIRE FROM THE ENGINE. HE SHUT OFF THE FUEL, WAITED FOR THE FIRE TO GO OUT AND FEATHERED THE PROPELLER. THE FLT WAS CONTINUED TO MONTGOMERY, AL WHERE THE ACFT WAS BASED AND A NO FLAP LANDING WAS EXECUTED. NO FURTHER PROBLEMS WERE ENCOUNTERED. INSPECTION REVEALED THAT THE COUPLING FROM THE EXHAUST TO THE WASTE GATE HAD FAILED ALLOWING EXHAUST GASES TO ESCAPE INTO THE ENGINE COWLING. ACFT DAMAGE INCLUDED ENGINE MOUNT BEAMS AND THE WING SPAR THROUGH THE ENGINE NACELLE. AD 75-23-08 R5 DOES NOT APPLY TO THE FRACTURED COMPONENT.

Quoted verbatim from the NTSB record.