As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE CONDUCTING OTHER WORK ON RIGHT ENGINE, FOUND HOLE CHAFED IN INBOARD INDUCTION HEAT DUCT. THIS AREA HAD PREVIOUSLY BEEN REPAIRED USING A SILICONE SEALER MATERIAL. REPLACED DUCT AND POSITIONED CLEAR OF EXHAUST. 42.4 HRS SINCE ANNUAL.