As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CREW REPORTED NR 1 ENGINE EPR INDICATION FLUCTUATING TO .20 EPR LOWER THAN NR 1 ENGINE. N1, N2 AND FUEL FLOWS WERE STEADY. INSPECTION FOUND A CHAFED WIRE AT THE R/H ANTI-ICE VALVE HAD ARCHED AND WORN A HOLE THRU THE SIDE OF THE LINE FROM THE PT 7 PROBE. THE LINE WAS REPLACED AND THE CHAFED WIRE WAS REPAIRED.