FTW97LA309

NTSB accident investigation · Beech F33A · Monroe, LA · June 27, 1997

Accident · No injuriesLimited investigationFinal report
Date
June 27, 1997, 17:25 local (22:25 UTC)
Place
Monroe, LA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N234PMBeech F33A
Weather
Visual (VMC) · Day
Status
Completed · report June 26, 1998
Report
Approved by Office Director
FAA report
19970627022559A
Case key
20312

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

an electrical short, which burned a hole in a fuel line, and subsequent fire from the burning fuel.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

FireClimb - to cruise
Electrical system,electric wiring - shortedCause
Fuel system,line - burnedCause
Fluid,fuel - leakCause
Fluid,fuel - fireCause
Fuselage,crew compartment - fumes

Analysis

According to the pilot, he had 'picked up' his airplane that morning after an annual inspection. He reported that he flew home to Delhi for a short stop, then proceeded to the Monroe Airport for some avionics repairs. After the work was completed, he departed for Delhi. During departure, at about 2000 ft agl and 5 miles from the departure airport, the pilot 'detected an odor similar to an electrical burnout.' He stated that he detected no onboard problems and decided the smell was coming from outside. He reported that approximately 45 seconds later, a flame ignited from behind the fuel selector valve. He stated that he 'immediately did a 180 degree turn and attempted to get Monroe approach on the radio,' but the radios were inoperable. The pilot reported that on short final approach for landing, 'I opened the passenger door and fortunately this snuffed out the flame.' After landing, maintenance personnel found two loose wires next to a hole in the fuel line and 'gasoline was running out of the fuselage onto the ramp.' The carry through spar had to be replaced due to thermal damage.

Factual narrative

On June 27, 1997, at 1725 central daylight time, a Beech F33A airplane, N234PM, was substantially damaged by a cabin fire during initial climb following departure from Monroe Regional Airport near Monroe, Louisiana. The private pilot, the sole occupant, was not injured. The airplane was operated by a private owner under Title 14 CFR Part 91. Visual meteorological conditions prevailed for the cross country flight that originated from Monroe, Louisiana, approximately 10 minutes before the accident. No flight plan had been filed for the personal flight.

According to the pilot, he had picked up his airplane that morning from its annual inspection at Vicksburg Tallulah Regional Airport near Tallulah, Louisiana. The pilot reported that he flew home to Delhi for a short stop and then proceeded on to the Monroe Airport for some avionics repairs. After the work was completed, he departed for Delhi. Approximately 2000 feet agl and 5 miles out, the pilot "detected an odor similar to an electrical burnout." The pilot stated that he detected no onboard problems and decided the smell was coming from outside.

The pilot reported that approximately 45 seconds later a flame ignited from behind the fuel selector valve. He "attempted to extinguish the flame with no success." He stated that he "immediately did a 180 degree turn and attempted to get Monroe approach on the radio." The pilot stated that his radios had gone dead so he changed his transponder code to 7700. On short final, the pilot reported that "I opened the passenger door and fortunately this snuffed out the flame."

After landing the airplane, maintenance personnel "disconnected the battery, removed the pilot's seat, and removed the cover over the fuel selector valve to be sure there was no smoldering fire." Two loose wires were found next to a hole in the fuel line and "gasoline was running out of the fuselage onto the ramp." The carry through spar was subsequently replaced due to thermal damage. During the course of the investigation, it could not be determined if maintenance personnel who performed the annual inspection or the avionics work had opened the fuel selector valve cover.

The pilot reported the accident to NTSB on August 12, 1997. The delay was due to time spent in determining the extent of airplane damage.

Aircraft

Registration
N234PM
Reported as
Beech F33A
Category
Airplane
Serial number
CE-964
Airframe hours
2,562
Engine
Continental IO-520-BB16, 265 horsepower, reciprocating
Damage
Substantial damage
Fire
In-Flight
Flight
Personal · Part 91
Registered owner
Frank E. Maxwell, Jr.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · June 27, 1997 · 1 hours before
Departed
MLU

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
68
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
1,561 total · 741 in this make and model · 1,561 as pilot in command · 4 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
15 statute miles
Temperature
90 °F

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.