LAX87LA141

NTSB accident investigation · Piper PA-23-250 · Chandler, AZ · March 12, 1987

Accident · No injuriesLimited investigationFinal report
Date
March 12, 1987, 14:45 local (21:45 UTC)
Place
Chandler, AZ
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N62750Piper PA-23-250
Weather
Visual (VMC) · Day
Status
Completed · report March 31, 1989
Report
Approved by Office Director
FAA report
19870312005839A
Case key
25538

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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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.

Loss of engine power(partial) - nonmechanicalTakeoff - initial climb
In-flight planning/decision - improperPilot in command(cfi)Cause
Miscellaneous - intentional
Propeller feathering - performedDual student
Forced landingTakeoff - initial climb
Emergency procedure - attemptedPilot in command(cfi)
Starting procedure - not attainedPilot in command(cfi)
Climb - not possible
In flight collision with terrain/waterLanding - flare/touchdown
Wheels up landing
Terrain condition - rough/unevenFactor

Analysis

While clbg fm a go-arnd at abt 400' AGL, the instructor (CFI) shut dwn the l eng by closing the mixture & the student (pvt plt) feathered the left prop. The CFI then moved the prop ctl out of the feather psn, but the prop rmnd feathered. The CFI was unable to restart the l eng & the acft would not climb at the best single-eng rate of clb spd. It would only maint a min rate of dscnt of 50' per min. Subsequently, the acft was dmgd drg a wheels-up lndg across furrows in an alfalfa fld. The flt manual stated: do not feather a prop if there is reason to suspect that the starting character- istics of the eng are not normal or that restarting in the air may be difficult or impossible; do not feather a prop in conditions of temperature, altitude, weight or turbulence which may prevent single eng flt at altitudes well above the local ground elevation; do not feather a prop at any time when conditions of terrain or other conditions may prevent the airplane from reaching an airport, in case the dead eng cannot be restarted.

Aircraft

Registration
N62750
Reported as
Piper PA-23-250
Category
Airplane
Serial number
277654199
Airframe hours
2,108
Engine
Lycoming TIO-540-C4B5, 250 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Operator
Chandler Air Service
Registered owner
Aztec Leasing Co.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · January 9, 1987 · 51 hours before
Departed
P10 · Chandler, AZ
Airport
P10 · Chandler Muni, runway 22, 4,395 × 75 ft, asphalt

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
32
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
1,853 total · 202 in this make and model · 1,650 as pilot in command · 390 in the last 90 days · 123 in the last 30 days · 6 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
30 statute miles
Lowest ceiling
None
Temperature
77 °F, dew point 37 °F
Altimeter
30.00 inHg
Observed at
CHD, 7 nm away

FAA reports on this event · 1

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