What was found
(CAN) DURING PREFLIGHT THE HYDRAULIC SYSTEM FOUND TO CYCLE DUE TO LOW PRESSURE. FLAP CHECK VALVE FOUND LEAKING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) DURING PREFLIGHT THE HYDRAULIC SYSTEM FOUND TO CYCLE DUE TO LOW PRESSURE. FLAP CHECK VALVE FOUND LEAKING.