What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Aircraft N503PD made a precautionary landing at sandra day o?conner high school after experiencing a loss of power from the engine. The pilot did auto rotated and landed without damage to the aircraft or injuries to himself.
The aircraft was taken by trailer to glendale airport where an inspection of the engine was made. It was discovered that two spark plugs were bad and the operator changed all engine spark plugs. The compression check was good and all other inspections were satisfactory. The aircraft was test ran and then flown with no problems.
As the FAA filed it
AIRCRAFT N503PD MADE A PRECAUTIONARY LANDING AT SANDRA DAY O?CONNER HIGH SCHOOL AFTER EXPERIENCING A LOSS OF POWER FROM THE ENGINE. THE PILOT DID AUTO ROTATED AND LANDED WITHOUT DAMAGE TO THE AIRCRAFT OR INJURIES TO HIMSELF.
THE AIRCRAFT WAS TAKEN BY TRAILER TO GLENDALE AIRPORT WHERE AN INSPECTION OF THE ENGINE WAS MADE. IT WAS DISCOVERED THAT TWO SPARK PLUGS WERE BAD AND THE OPERATOR CHANGED ALL ENGINE SPARK PLUGS. THE COMPRESSION CHECK WAS GOOD AND ALL OTHER INSPECTIONS WERE SATISFACTORY. THE AIRCRAFT WAS TEST RAN AND THEN FLOWN WITH NO PROBLEMS.