NTSB Identification: FTW87LA003.
The docket is stored on NTSB microfiche number 31579.
Accident occurred Sunday, October 05, 1986 in KERRVILLE, TX
Aircraft: MOONEY M20F, registration: N22KK
Injuries: 2 Serious.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

DRG THE INITIAL CLIMB AFTER TAKEOFF, THE ENG LOST POWER & THE PLT MADE A GEAR UP LNDG. A POST ACDNT EXAM REVEALED THE ENG INTAKE AIR SUPPLY WAS BLOCKED OFF BY A BALL OF PAPER THAT HAD GOTTEN INTO THE OPEN RAM AIR INTAKE VALVE. THIS RESULTED IN THE LOSS OF POWER. THE PAPER BALL CONTAINED MASKING TAPE & WHITE PAINT. IT APPARENTLY HAD BEEN LEFT INSIDE THE ENG COWLING WHEN THE ACFT WAS LAST PAINTED.

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

FUEL SYSTEM,RAM AIR/INDUCTION AIR..BLOCKED(PARTIAL)

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

MAINTENANCE,INSPECTION..INADEQUATE..OTHER MAINTENANCE PERSONNEL

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