Accident Boeing A75 N747JR, Thursday 6 July 1989

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Date:	Thursday 6 July 1989
Time:	15:45 LT
Type:	Boeing A75
Owner/operator:	Red Max, Inc.
Registration:	N747JR
MSN:
Engine model:	Continental 220C
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Sacramento, CA - United States of America
Phase:	Initial climb
Nature:	Private
Departure airport:	(KSAC)
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
SHORTLY AFTER TAKEOFF, THE ENGINE STARTED LOSING POWER. THE PILOT DECLARED AN EMERGENCY AND WAS CLEARED TO LAND ON ANY RUNWAY. THE AIRPLANE MADE THE AIRPORT BUT COLLIDED WITH A HANGAR, AND THEN THE GROUND. POST ACCIDENT INSPECTION REVEALED THE AIR INDUCTION SYSTEM APPEARED TO BE BLOCKED WITH A LARGE AMOUNT OF FRICTION TAPE. ANOTHER JUNCTION IN THE INDUCTION SYSTEM WAS WRAPPED WITH THE SAME TYPE FRICTION TAPE.

Probable Cause: THE PARTIAL BLOCKAGE OF THE ENGINE INDUCTION SYSTEM WHICH RESULTED FROM IMPROPER MAINTENANCE.

Accident investigation: