As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) SHORTLY AFTER TAKE OFF. INFORMED PILOT OF ORANGE FLUID ON BELLY OF HELICOPTER. ACFT LANDED AT FUEL CACHE AND SHUTDOWN FOR INSPECTION. BELLY AND TAIL WERE COVERED IN OIL. REPLACEMENT HELICOPTER WAS BROUGHT IN. NR 2 ENGINE OIL COOLER BLOWER SEAL REPLACED ON SITE BY AME AND ACFT RETURNED TO SERVICE.