What was found
DURING DESCENT FROM 41,000 FT, AT -54 DEGREES TO 26,000 FT WITH NO FLAP SELECTION. "FLAP FAILED" AMBER CAS MESSAGE ILLUMINATED. AT 5000 FT, THE CREW WAS ABLE TO RESET THE FLAP SYSTEM AND AN UNEVENTFUL LANDING WAS MADE. TECHNICIAN FROM LEARJET INC WAS DISPATCHED TO INSPECT AND RETURN THE AIRCRAFT TO SERVICE, AFTER WHICH THE AIRCRAFT FOR FURTHER TROUBLESHOOTING.