As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH F/F INDICATORS STARTED FLUCTUATING BETWEEN 500-4000 PPH ON CLIMBOUT. CONTINUED THROUGHOUT REMAINDER OF FLIGHT. FOUND WIRE CHAFED AT F/F TRANSMITTER OF NR 1 ENG. REPAIRED AND REPOSITIONED WIRES TO PREVENT FURTHER CHAFING, OPS CK GOOD ON HI PWR ENG RUN. A/C HAS SIGNIFICANT HISTORY OF WIRE REPAIR ON LT & RT ENG.