Atlas / NTSB / LAX72FUJ99

NTSB CAROL · Event

Event LAX72FUJ99

1972-05-28 CAMP VERDE, Arizona, United States Minor 1 aircraft Status: Completed

Registry · N8403D

FAA Aircraft Registry record.

Make / Model

PIPER PA-32R-301T

Engine

LYCOMING TI0-540 SER (310 hp)

Seats / Engines

7 seats · 1 engine

Last airworthiness date

19810609

ADS-B equipped

Yes — Mode-S AB829E

Registrant of record

TELFORD AIRCRAFT LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N8403D Piper PA-22 Minor

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

PIPER PA-22 · N8403D

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

315° / 8 kt

Temp

60° F

Aircraft history

Serial number

0000022-5656

Total time

1,782 hrs

Pilot

Certificate

Commercial

Total hours

631

Age

45

Probable cause (from PRE1982.MDB)

ND IN ROCKY AREA.

Investigator remarks

NR 3 CYL EXHAUST VALUE FAILED. AD 63-23-2 NCW. L

Cause factors

74/C/AF C
POWERPLANT VALVE ASSEMBLIES Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
68/C/D6 C
PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause
83/B/F B
TERRAIN ROUGH/UNEVEN
88/K/94 K
MISCELLANEOUS ACTS,CONDITIONS OVERLOAD FAILURE Joint factor

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 1884. Source file NTSB_1972_3_1884.txt. Modern CAROL record on data.ntsb.gov ↗.

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