A C150 WAS UNABLE TO RETRACT FLAPS FROM FULL DOWN AFTER A PRACTICE GO AROUND; AND WAS THEREFORE UNABLE TO CLIMB. THE PILOT CHOSE TO LAND ON A GOLF COURSE.

Date: 2007-08 · Aircraft: Cessna 150 · Phase: landing

Anomalies: aircraft-equipment-problem-critical

Synopsis

A C150 WAS UNABLE TO RETRACT FLAPS FROM FULL DOWN AFTER A PRACTICE GO AROUND; AND WAS THEREFORE UNABLE TO CLIMB. THE PILOT CHOSE TO LAND ON A GOLF COURSE.

Narrative

I TOOK OFF WITH MY STUDENT; ALSO A FLT INSTRUCTOR; WHO NEEDED A BFR. THE TKOF AND INITIAL APCH WENT FINE. JUST PRIOR TO TOUCHDOWN I ASKED THE STUDENT TO PERFORM A GAR. THE CORRECT PROCS WERE FOLLOWED; THE ACFT DEVELOPED NORMAL PWR AND THE CARB HEAT WAS CLOSED. WHEN THE STUDENT TRIED TO RETRACT THE FLAPS; THEY FAILED TO RETRACT AND REMAINED AT 40 DEGS. WHEN I NOTICED THAT THE FLAPS WERE NOT RETRACTING I TOOK CTL OF THE ACFT AND TURNED US TOWARDS AN OPEN FIELD AND TRIED MYSELF TO RETRACT THE FLAPS. WHEN IT BECAME EVIDENT THAT THE FLAPS WERE NOT GOING TO RETRACT I BEGAN LOOKING FOR A PLACE TO LAND; AS WE COULD NOT CLB. I SPOTTED AN OPEN FAIRWAY AT THE ADJACENT GOLF COURSE. I LANDED THE ACFT ON THE FAIRWAY WITHOUT DAMAGE TO US; THE GOLF COURSE OR THE ACFT. I TAXIED THE ACFT TO THE SIDE OF THE COURSE AND SHUT DOWN. AT THIS POINT I CALLED THE MECH FROM THE ARPT. HE CAME TO THE GOLF COURSE AND FOUND A BLOWN FUSE IN THE FLAP ELECTRICAL SYS. THE MECH REPLACED THE FUSE AND THE FLAPS FUNCTIONED NORMALLY. THE WX AT THE TIME; WHICH CONTRIBUTED TO THE LACK OF CLB PERFORMANCE; WAS CALM WIND AND 90 DEGS WITH HIGH HUMIDITY. THE ACFT WAS JUST UNDER THE MAX GROSS WT. CIRCUIT BREAKERS SHOULD BE ALLOWED TO BE RETROFIT IN PLACE OF FUSES IN THESE ACFT. THIS WOULD ALLOW A QUICK RESET OF THE SYS WHICH WOULD HAVE ENABLED US TO SLOWLY RETRACT THE FLAPS AND CONTINUE TO CLB.

Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.