As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE FLIGHT CREW REPORTED THE 35 AMP HYDRAULIC PUMP CIRCUIT BREAKER POPPED. THEY ELECTED TO RETURN TO BASE AND USED HYDRAULIC HAND PUMP FOR BRAKE OPS. MX TROUBLESHOT THE SYSTEM, REPLACED 35 AMP CIRCUIT BREAKER, GROUND TESTED THE SYSTEM, AND RETURNED THE ACFT TO SERVICE.