What was found
DURING FLIGHT 3177, LT INTAKE HEAT CYCLING. AIR TURNBACK TO DTW. MAINTENANCE FOUND LT SWITCH ON PANEL BAD. REMOVED AND REPLACED LT SWITCH. RAN A/C, OPS CHECK GOOD. ALL DONE IAW AMM 20-30.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING FLIGHT 3177, LT INTAKE HEAT CYCLING. AIR TURNBACK TO DTW. MAINTENANCE FOUND LT SWITCH ON PANEL BAD. REMOVED AND REPLACED LT SWITCH. RAN A/C, OPS CHECK GOOD. ALL DONE IAW AMM 20-30.