What was found
GEAR UNSAFE LIGHTS REMAINED ON AFTER GEAR RETRACTION. AFTER CHECK LIST ACCOMPLISHED UNSAFE LIGHTS REMAINED ON, ALL OTHER SYSTEMS NORMAL. PSEU NO FAULTS, GEAR POSITION SENSORS CHECK GOOD. CHECKED GEAR HANDLE SWITCH, ALT GEAR HANDLE SWITCH, ALL CHECKED GOOD. REPLACED PSEU PRECAUTIONARY, JACKED AIRCRAFT, ALL LANDING GEAR INDICATIONS CHECKED NORMAL ON GEAR SWING.