Event Description
While in cruise flight, the pilot turned off the left half of the split-rocker type master switch, which controls the alternator. Consequently, the battery was drained. The landing gear was extended using the emergency method. After touchdown on Runway 7 with a wind from 030 degrees at 10 knots, the aircraft traveled off the right side of the runway into a ditch.
Pilot and Maintenance Reports
The pilot reported that the brakes were inoperative and that the emergency gear extension system was difficult to operate. According to the director of maintenance, the right main gear tire had a flat spot.
Post-Accident Status
The aircraft is flying again. The brake system, which had no maintenance performed after the accident, continues to operate with no failure or malfunction. The emergency gear extension system was checked and found to operate normally. The alternator, which also had no maintenance performed after the accident, continues to operate with no failure or malfunction.