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Atlas / NTSB / MIA78FA093

NTSB CAROL · Event

Event MIA78FA093

1978-06-04 ST.THOMAS, VI, United States None 1 aircraft Status: Completed

Registry · N323

FAA Aircraft Registry record.

Make / Model

VAN'S AIRCRAFT RV-10

Year of manufacture

2015

Engine

LYCOMING YIO-540 SERIE (260 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

20151123

ADS-B equipped

Yes — Mode-S A37974

Registrant of record

3P AVIATION LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

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

GRUMMAN G21A · N323

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D0

Operator type

E

Airport

SEA PLANE BASE

Kind of flying

CI

Weather at impact

Sky

OVERCAST

Aircraft history

Serial number

000000001191

Total time

11,147 hrs

Pilot

Certificate

Commercial

Total hours

11,500

Age

45

Probable cause (from PRE1982.MDB)

TAINING BOLT FAILED CAUSING AIR STARVATION.

Investigator remarks

CARB AIRBOX HOT AIR TO COLD AIR VALVE LINKAGE RE

Cause factors

  • 68/C/D6 C
    PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause
  • 74/C/CL C
    POWERPLANT RAM AIR ASSEMBLY Cause
  • 88/C/95 C
    MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
  • 64/B/20 B
    PILOT IN COMMAND FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
  • 88/B/07 B
    MISCELLANEOUS ACTS,CONDITIONS IMPROPER EMERGENCY PROCEDURES
  • 68/L/J2 L
    PERSONNEL POOR/INADEQUATE DESIGN
  • 88/K/88 K
    MISCELLANEOUS ACTS,CONDITIONS AIRCRAFT CAME TO REST IN WATER 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 3993. Source file NTSB_1978_3_3993.txt. Modern CAROL record on data.ntsb.gov ↗.