What was found
RT AIR VALVE LIGHT ILLUMINATED IN FLIGHT. AIR TURNBACK TO DTW. MAINTENANCE REPLACED ANTI-ICEVALVE P/N 6068T56P01, S/N OFF GRTB7662, S/N ON GRTG1442, PER SF340AMM. PERFORMED OPS CHECK, ALL CHECKS GOOD AT THIS TIME.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RT AIR VALVE LIGHT ILLUMINATED IN FLIGHT. AIR TURNBACK TO DTW. MAINTENANCE REPLACED ANTI-ICEVALVE P/N 6068T56P01, S/N OFF GRTB7662, S/N ON GRTG1442, PER SF340AMM. PERFORMED OPS CHECK, ALL CHECKS GOOD AT THIS TIME.