NTSB Identification: DEN86LA025.
The docket is stored on NTSB microfiche number 30049.
Accident occurred Sunday, November 17, 1985 in ENGLEWOOD, CO
Aircraft: BALLOON WORKS FIREFLY 6B, registration: N4052K
Injuries: 1 Minor,1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PLT STATED THAT WHILE ON A BALLOON FLT, THE BLAST VALVE, WHICH OPERATES THE BURNER FLAME, STUCK OPEN DURING ONE OF THE BURNS. THE PLT ATTEMPTED UNSUCCESSFULLY TO DISENGAGE THE BLAST VALVE. WHEN THE PLT COULD NOT STOP THE FLAME WITH THE BLAST VALVE, HE MANUALLY CLOSED THE THREE PROPANE TANKS. TO LAND, THE PLT OPENED A PROPANE TANK, RELIGHTING EACH TIME HE WISHED TO MAKE A BURN. UPON LANDING, THE ENVELOPE SHIFTED OVER THE FLAME, BURNING SEVEN GORE PANELS.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

BALLOON EQUIPMENT,ENVELOPE..BURNED

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

BALLOON EQUIPMENT,BURNER SYSTEM..UNAPPROVED PART


Contributing Factors

FLUID,FUEL..WATER


Contributing Factors

BALLOON EQUIPMENT,BURNER SYSTEM..ICE

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