What was found
DURING NORMAL CRUISE AT FL430, THE FLIGHT CREW RECEIVED A WOW FAIL CAUTION MESSAGE AND A PROX SYS FAIL MESSAGE. INITIATED THE QUICK REF HANDBOOK PROCEDURES. AFTER LANDING GEAR EXTENSION, IT TOOK APPROX 60 SECONDS FOR THE ANNUNCIATOR LIGHTS TO TURN TO GREEN FROM AMBER. THE ACFT LANDED UNEVENTFULLY AND GROUND SPOILERS WERE MANUALLY DEPLOYED. TROUBLESHOOTING WAS PERFORMED AND TECHS DETERMINED THAT THE PROXIMITY SENSOR ELECTRONIC UNIT WAS INDICATING FAULTS AND THE LT MLG PROXIMITY SENSOR WAS RE-RIGGED. OPS CHECKS OF THE SYS HAVE NOT YET BEEN COMPLETED AT THE TIME OF FILING THIS REPORT.