What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Block 17, aero product A6411 FN-606/606A. On a maintenence flight to check out the propeller on the left engine, the left engine was shut down and restarted. On restart, the left prop would not stabilizer, so it was shut down again. An ILS approach was made to runway 13 at mcallen, TX. At approximately 700 ft., the right alternator tripped off the line losing hydraulic pressure. They tried to regain pressure with the DC hydraulic pump which did not produce any pressure. The plane went off the runway through the airport fence and a ditch. This substantially damaged the plane. The nose gear collapsed and the fuselage was buckled.
As the FAA filed it
(-23) BLOCK 17, AERO PRODUCT A6411 FN-606/606A. ON A MAINTENENCE FLIGHT TO CHECK OUT THE PROPELLER ON THE LEFT ENGINE, THE LEFT ENGINE WAS SHUT DOWN AND RESTARTED. ON RESTART, THE LEFT PROP WOULD NOT STABILIZER, SO IT WAS SHUT DOWN AGAIN. AN ILS APPROACH WAS MADE TO RUNWAY 13 AT MCALLEN, TX. AT APPROXIMATELY 700 FT., THE RIGHT ALTERNATOR TRIPPED OFF THE LINE LOSING HYDRAULIC PRESSURE. THEY TRIED TO REGAIN PRESSURE WITH THE DC HYDRAULIC PUMP WHICH DID NOT PRODUCE ANY PRESSURE. THE PLANE WENT OFF THE RUNWAY THROUGH THE AIRPORT FENCE AND A DITCH. THIS SUBSTANTIALLY DAMAGED THE PLANE. THE NOSE GEAR COLLAPSED AND THE FUSELAGE WAS BUCKLED.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.