As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE TROUBLESHOOTING MEL 29-23-01 HYD SYS. THE HYDRAULIC PUMP HARNESS WAS FOUND BURNT. REPLACED AUX HYDRAULIC PUMP AND PWR AND GROUND 6AWG WIRES ALONG WITH GROUND STUDS PN 6918358-2 AND MS21042L4. REPLACED AUX PUMP REMOTE CONTROL CIRCUIT BREAKER PN SM600BA125A15.