What was found
ON APPROACH HAD LEFT MAIN UNLK LIGHT ON OVERHEAD PANEL. WENT OFF UPON DOING GO AROUND. CORRECTIVE ACTION: FOUND 11GB PROXIMITY SWITCH AT FAULT ON MCDU, REMOVED AND REPLACED 11GB PROX SWITCH, GEAR SWINGS AND OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON APPROACH HAD LEFT MAIN UNLK LIGHT ON OVERHEAD PANEL. WENT OFF UPON DOING GO AROUND. CORRECTIVE ACTION: FOUND 11GB PROXIMITY SWITCH AT FAULT ON MCDU, REMOVED AND REPLACED 11GB PROX SWITCH, GEAR SWINGS AND OPS CHECK GOOD.