As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENG POWER FLUCTUATED N1,N2 AND ITT RISE ASSOCIATED WITH POWER CHANGES. MOST NOTICABLE AT MD RANGE POWER SETTINGS. FOUND BOTH LH ENG CHECK VALVE CLAMPS LOOSE. INSTALLED NEW GASKETS AND RETORQUED CLAMPS IAW AMM 36-11-01. PERFORMED HIGH POWER RUN IAW RR MM 72-00-00. OPS CHECK GOOD.