Serious incident British Aerospace 3101 Jetstream 31 N849JS, Monday 26 June 1989

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Date:	Monday 26 June 1989
Time:	19:16 LT
Type:	British Aerospace 3101 Jetstream 31
Owner/operator:	Jetstream International
Registration:	N849JS
MSN:	812
Year of manufacture:	1988
Total airframe hrs:	2119 hours
Engine model:	GARRETT TPE-331
Fatalities:	Fatalities: 0 / Occupants: 13
Other fatalities:	0
Aircraft damage:	Minor
Category:	Serious incident
Location:	Baltimore, MD - United States of America
Phase:	Landing
Nature:	Unknown
Departure airport:	Bridgeport, CT (KBDR)
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
AFTER TOUCHDOWN, A PASSENGER INFORMED THE FLT CREW OF SMOKE AND SPARKS COMING FROM THE PANEL BEHIND THE CAPTAIN'S SEAT. THE ELECTRICAL SYSTEM AND ENGINE WERE SHUT DOWN AND PASSENGERS WERE DEPLANED AS A PRECAUTION. INSPECTION REVEALED A SHORT AT THE AIR CONDITIONING SYSTEM POWER CABLE/FUSE CONNECTION AT THE STATION 130 ELECTRICAL PANEL. THE PANEL WAS SCHEDULED TO BE INSPECTED EVERY 3600 HOURS. TOTAL ACFT TIME WAS 2117 HOURS. THE AIR CONDITIONING SYSTEM WAS A POST-PRODUCTION ADD-ON SYSTEM.

Probable Cause: FAILURE OF MAINTENANCE PERSONNEL TO PROPERLY TORQUE THE POWER CONNECTION AT THE AIR CONDITIONING SYSTEM FUSE.

Accident investigation: