What was found
WHILE IN C-CHECK, MAINTENANCE FOUND CRACK ON DOUBLER LT AFT HEAT EXCHANGER DOOR CUT OUT. INSTALLED REPAIR PER UPS EO DC8-5330-4732D.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN C-CHECK, MAINTENANCE FOUND CRACK ON DOUBLER LT AFT HEAT EXCHANGER DOOR CUT OUT. INSTALLED REPAIR PER UPS EO DC8-5330-4732D.