What was found
WENT TO LOWER THE GEAR AND THE LEFT MAIN GREEN LIGHT NEVER ILLUMINATED. ALSO HAD A RED GEAR UNSAFE LIGHT, A WARNING HORN AND THE HYD PRESS ANNUNCIATOR STAYED ILLUMINATED. APPROX 2 TO 3 MIN LATER THE LEFT MAIN CAME DOWN BY ITSELF AND ALL OTHER INDICATIONS WERE NORMAL. JACKED A/C FOR GEAR SYSTEM TROUBLESHOOTING. READ OUT RESISTANCE OF LEFT DOWN AND LOCKED SWITCH AND FREEZE SWITCH. RESISTANCE ACROSS SWITCH CONTACT -0 OHMS-. CHECKED GEAR CONTROL AND GEAR MONITOR ECB FOR VISUAL DEFECTS AND SEATING IN SOCKET, NO FAULTS FOUND. CYCLED GEAR REPEATEDLY AND PERFORMED OPERATIONAL CHECKS. ALL INDICATIONS NORMAL, NO FAULTS. ALL WORK PERFORMED IAW CE 560 M/M 32-01011-712 AND CE 560 M/M 32-30-0101.