As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCE OF RIGHT ENGINE DID NOT ACCELERATE. PARAMETERS WERE CHECKED AND WERE NORMAL IAW MM 71-00-01. ENGINE WAS SHUTOFF AND PURGE VALVES WERE CHECKED IAW MM 75-31-01. RIGHT FUEL CONTROL UNIT WAS REPLACED IAW MM 73-20-01 AND ACCELERATION TEST WAS PERFORMED IAW MM 71-00-00, ALL CORRECT.