Phoenix Sky Harbor Intl Airport
Aircraft Accident/Incident Report

Phoenix, Arizona 85034
Monday, February 21, 1994 7:37 MST

NTSB Narrative Summary Released at Completion of Accident

DURING THE LANDING ROLL-OUT, THE RIGHT ENGINE MAIN FUEL LINE 'B' NUT BECAME LOOSE CAUSING A FIRE IN THE ENGINE'S ACCESSORY COMPARTMENT. ONE PASSENGER SUSTAINED A FRACTURED ANKLE DURING THE EVACUATION PROCESS. COMPANY MAINTENANCE PERSONNEL REPLACED BOTH ENGINES THREE DAYS BEFORE THE ACCIDENT.

NTSB Probable Cause Narrative

THE LOOSE MAIN FUEL LINE 'B' NUT DUE TO THE IMPROPER INSTALLATION OF THE RIGHT ENGINE BY COMPANY MAINTENANCE PERSONNEL.

Event Information

Type of Event Accident
Event Date 2/21/1994
Event Day of the Week Monday
Time of Event 737
Event Time Zone Mountain Standard Time
Event City PHOENIX
Event State ARIZONA
Event Country --
Zipcode of the event site 85034
Event Date Year 1994
Event Date Month 2
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport PHOENIX SKY HARBOR INTL
Event Location Nearest Airport ID PHX
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation 1100
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 750 Mountain Standard Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID PHX
Elevation of weather observation facility 1100
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation MST
Lighting Conditions Day
Lowest Ceiling Height 8000
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 50
Air Temperature at event time (in degrees celsius) 11
Dew Point at event time (in degress fahrenheit) 3
Wind Direction (degrees magnetic) 130
Variable Wind Indicator Unknown
Wind Speed (knots) 4
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 3
Injury Total Serious 1
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 211
NTSB Notification Source --
NTSB Notification Date Feb 21 1994 12:00AM
NTSB Notification Time 754
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 6 2000 10:41AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4109D
NTSB Number LAX94LA129
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed VFR
Flight plan Was Activated? --
Damage Minor
Aircraft Fire In-flight
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-31-350
Aircraft Series Identifier PA-31-350
Aircraft Serial Number 31-8253012
Certified Max Gross Weight 7250
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 10
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection --
Airframe hours since last inspection 47
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name AVIATION INVESTMENT PTNRSHIP
Aircraft Owner Street Address 3965 W. 83RD STREET, STE 282
Aircraft Owner City PRAIRE VILLAGE
Aircraft Owner State KS
Aircraft Owner Country
Aircraft Owner Zipcode 66208
Operator is an individual? --
Operator Name ARIZONA PACIFIC AIRLINES
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 6501 WILKINSON DRIVE
Operator City PRESCOTT
Operator State AZ
Operator Country
Operator Zip code 86301
Operator Code AFUA
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code PRC
Departure City PRESCOTT
Departure State AZ
Departure Country
Departure Time 714
Departure Time Zone MST
Destination Same as Local Flt crash at destination city
Destination Airport Code PHX
Destination City
Destination State AZ
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 8R
Runway Length 10300
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --