Great Lakes 2T-1A-2 N3808F

Summary

On 26 October 1995 at about 23:10 local time, a Great Lakes 2T-1A-2 registered N3808F was involved in an accident near Chandler, Arizona, United States. One person was on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.

Date

26 October 1995 at 23:10

Classification

Accident

Location

Chandler, Arizona, United States

Coordinates

33.2407, -111.7792

Aircraft

Great Lakes 2T-1A-2

Registration

N3808F

Category

Airplane

Engines

1

Operator

Not recorded

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

LAX96LA023

Nobody was injured.

the improper installation of an intake manifold tube assembly during engine overhaul which permitted leakage into the induction system resulting in detonation and piston failure in the associated cylinder.

Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.

Read the full NTSB narrative

THE PILOT ELECTED TO MAKE AN OFF-AIRPORT LANDING DUE TO A ROUGH ENGINE, OIL ON THE WINDSHIELD, AND A RADIO REPORT THAT HIS AIRCRAFT WAS TRAILING SMOKE. DURING THE ROLLOUT ON A DIRT ROAD, THE AIRCRAFT STRUCK A DITCH AND NOSED OVER. EXAMINATION OF THE ENGINE REVEALED THAT AN INTAKE MANIFOLD SEAL WAS LEAKING AT THE ATTACHMENT TO THE #4 CYLINDER, AND THERE WAS A BURNED HOLE IN THE #4 PISTON. THE PROPELLER SHAFT SEAL HAD BEEN DISPLACED FORWARD ONTO THE ENGINE PROPELLER SHAFT, AND THE ENGINE OIL SUPPLY HAD BEEN VENTED OVERBOARD THROUGH THE ENGINE BREATHER AND AROUND THE PROPELLER SHAFT. THE ENGINE HAD BEEN OVERHAULED 11 HOURS PRIOR TO THE ACCIDENT.

Quoted verbatim from the NTSB record.