What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On aug 3, 2006 at 06:45 hours N606TV departed Northeast Philadelphia Airport (pne) for an aerial photo assignment. After approximately five minutes of flight in the vicinity of the taxony palmyra bridge, the pilot got a momentary aural warning of hydraulic loss. He immediately began a shallow turn to return to the airport (pne). There were several other momentary instances of the aural warning and also the visual warning simultaneously (light). An emergency was declared and the procedures followed through the landing sequence without further incident. The helicopter was towed to the hangar. (Pilot statement added to this report).
As the FAA filed it
(-23) ON AUG 3, 2006 AT 06:45 HOURS N606TV DEPARTED NORTHEAST PHILADELPHIA AIRPORT (PNE) FOR AN AERIAL PHOTO ASSIGNMENT. AFTER APPROXIMATELY FIVE MINUTES OF FLIGHT IN THE VICINITY OF THE TAXONY PALMYRA BRIDGE, THE PILOT GOT A MOMENTARY AURAL WARNING OF HYDRAULIC LOSS. HE IMMEDIATELY BEGAN A SHALLOW TURN TO RETURN TO THE AIRPORT (PNE). THERE WERE SEVERAL OTHER MOMENTARY INSTANCES OF THE AURAL WARNING AND ALSO THE VISUAL WARNING SIMULTANEOUSLY (LIGHT). AN EMERGENCY WAS DECLARED AND THE PROCEDURES FOLLOWED THROUGH THE LANDING SEQUENCE WITHOUT FURTHER INCIDENT. THE HELICOPTER WAS TOWED TO THE HANGAR. (PILOT STATEMENT ADDED TO THIS REPORT).