What was found
ON CLIMBOUT, LOST A/B HYDRAULIC SYSTEM PRESSURE. FLIGHT RETURNED MSP. FOUND PARKING BRAKE VALVE LEAKING. REPLACED VALVE, SERVICED SYSTEM AND OPERATION NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON CLIMBOUT, LOST A/B HYDRAULIC SYSTEM PRESSURE. FLIGHT RETURNED MSP. FOUND PARKING BRAKE VALVE LEAKING. REPLACED VALVE, SERVICED SYSTEM AND OPERATION NORMAL.