Istvanick ZIPPPY SPORT N39322

Summary

On 20 April 1985 at about 19:45 local time, a Istvanick ZIPPPY SPORT registered N39322 was involved in an accident near Connellsville, Pennsylvania, United States. One person was on board and one had minor injuries. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

20 April 1985 at 19:45

Classification

Accident

Location

Connellsville, Pennsylvania, United States

Nearest airport

Connellsville (2G3)

Coordinates

40.0108, -79.5804

Aircraft

Istvanick ZIPPPY SPORT

Registration

N39322

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

NYC85FGM03

1 person had minor injuries.

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 ACFT CONTACTED TREES FOLLOWING A LOSS OF PWR SHORTLY AFTER TAKEOFF. PLT STATED HE PERFORMED 3 HIGH SPEED TAXI RUNS DURING WHICH THE ACFT AND ENG OPERATED NORMALLY. WITNESSES STATED THE ACFT BECAME AIRBORNE ON THE 4TH TAXI RUN, CLIMBED TO APRX 75 FT AGL AND BEGAN LOSING ALT WHEN A LEFT TURN TO DOWNWIND WAS ENTERED. INSPECTION OF THE ACFT DISCLOSED THE 2 POSITION FUEL SELECTOR VALVE WAS STIFF TO MOVE. REMOVAL OF THE SELECTOR VALVE REVEALED THE ROTATING SHAFT SEAL GASKET HAD DETERIORATED BLOCKING APRX 50% OF THE INLET FUEL FLOW AND APRX 60-65% OF THE OUTLET FUEL FLOW. THIS WAS THE 1ST FLT OF THE EXPERIMENTAL HOMEBUILT ACFT.

Quoted verbatim from the NTSB record.