What was found
BEFORE TAKEOFF OF FLIGHT #3016, LEFT SIDE AVIONICS ARE LOST ANYTIME THE HYDRAULIC PUMP RUNS. RETURN TO GATE. MAINTENANCE REPLACED LH PDU, ALL CHECKS GOOD. SEE CONTINUATION CARD #063144 AND MM 409 #080345 FOR DETAILS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
BEFORE TAKEOFF OF FLIGHT #3016, LEFT SIDE AVIONICS ARE LOST ANYTIME THE HYDRAULIC PUMP RUNS. RETURN TO GATE. MAINTENANCE REPLACED LH PDU, ALL CHECKS GOOD. SEE CONTINUATION CARD #063144 AND MM 409 #080345 FOR DETAILS.