As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AN EVENT 1 INSP, FOUND THE NR 1 BOOST PUMP MAIN POWER WIRE WHERE IT COMES OUT OF THE BACK OF THE PUMP HAD CHAFED THROUGH ON PUMP HOUSING. EVIDENCE OF BURNED AND MELTED SHIELDING. PUMP LOCATED IN RIGHT WING ROOT. SUSPECT CAUSE: POWER WIRE NOT PROPERLY SECURED.