NTSB Identification: DEN84FA199.
The docket is stored on NTSB microfiche number 25836.
Accident occurred Thursday, June 28, 1984 in BROOMFIELD, CO
Aircraft: MOONEY M20J, registration: N3713H
Injuries: 2 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE AIRCRAFT HAD BEEN IDLE FOR 40 DAYS AND WAS REFUELED TO CAPACITY WITH 30 GALS THE NIGHT BEFORE THE FLIGHT. PLT AND PASS WERE DEPARTED AT 0819 FOR A SCHEDULED 0830 MEETING 150 MILES AWAY. ON INITIAL CLIMB, PLT REPORTED A POWER LOSS. ACFT OBSERVED TO DECELERATE IN A SHALLOW GLIDE, EXECUTE BRIEF TURNS IN BOTH DIRECTIONS, BEFORE THE STALL AND SPIN TO VERTICAL IMPACT. WATER AND SILIANCEOUS (SAND) PARTICLES WERE FOUND IN FUEL INJECTOR LINES, SERVO AND SCREEN.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRCRAFT PREFLIGHT..IMPROPER..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FLUID,FUEL..CONTAMINATION

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRSPEED..NOT MAINTAINED..PILOT IN COMMAND



Contributing Factors

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND


Contributing Factors

EMERGENCY PROCEDURE..NOT FOLLOWED..PILOT IN COMMAND

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