What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Narrative: on 11-10-97 at 1016 PST a Bell BHT-206-biii helicopter N25AJ piloted by Mr. John nielsen, made a precautionary landing in a flood control basin two miles northwest of the Burbank airport. After experiencing an unusual engine vibration. The owner of the helicopter, jetcopters inc. dispatched a mechanic to the landing area. The mechanic changed the engine bleed valve and the aircraft returned to the van nuys airport without incident. At van nuys the engine anti-ice valve was replaced and a compressor wash was performed. The aircraft has flown an additional five hours without incident. The mechanic suspected the bleed valve was sticking intermittently. This investigation is closed. No m or d filed.
As the FAA filed it
NARRATIVE: ON 11-10-97 AT 1016 PST A BELL BHT-206-BIII HELICOPTER N25AJ PILOTED BY MR. JOHN NIELSEN, MADE A PRECAUTIONARY LANDING IN A FLOOD CONTROL BASIN TWO MILES NORTHWEST OF THE BURBANK AIRPORT. AFTER EXPERIENCING AN UNUSUAL ENGINE VIBRATION. THE OWNER OF THE HELICOPTER, JETCOPTERS INC. DISPATCHED A MECHANIC TO THE LANDING AREA. THE MECHANIC CHANGED THE ENGINE BLEED VALVE AND THE AIRCRAFT RETURNED TO THE VAN NUYS AIRPORT WITHOUT INCIDENT. AT VAN NUYS THE ENGINE ANTI-ICE VALVE WAS REPLACED AND A COMPRESSOR WASH WAS PERFORMED. THE AIRCRAFT HAS FLOWN AN ADDITIONAL FIVE HOURS WITHOUT INCIDENT. THE MECHANIC SUSPECTED THE BLEED VALVE WAS STICKING INTERMITTENTLY. THIS INVESTIGATION IS CLOSED. NO M OR D FILED.