As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#1 ENG N1 VIB FLUCTUATING 3.8-9.9 FOR 3-4 MINS-FOUND MULTPLE LOCATIONS OF STARTER DUCT ROD ENDS WITH EXCESSIVE PLAY. R+R ROD ENDS IAW AMM 80-13-49. PERFORMED HIGH POWER ASSURANCE TEST IAW AMM 71-00-00, NO DEFECTS NOTED AT THIS TIME. NO DEFECTS NOTED AT THIS TIME. FOUND A/C OK FOR CONTINUED SVC.