What was found
DURING CLIMBOUT, THE LEFT ENGINE INTAKE LIGHT ILLUMINATED. AIRCRAFT RETURNED TO DTW. MAINTENANCE CLEANED ALL CANNON PLUGS (31HE, 13HE, 15HE, 8AZ) FOR LEFT INTAKE HEAT, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMBOUT, THE LEFT ENGINE INTAKE LIGHT ILLUMINATED. AIRCRAFT RETURNED TO DTW. MAINTENANCE CLEANED ALL CANNON PLUGS (31HE, 13HE, 15HE, 8AZ) FOR LEFT INTAKE HEAT, OPS CHECK GOOD.