What was found
DURING CLIMB, FLUID LOSS FROM THE LT WING AND CREW ELECTED TO RETURN TO DEPARTURE. LANDED WITHOUT INCIDENT. REPLACED THE LT WING RIB 19 FLAPPER VALVE AND CLEARED THE DISCREPANCY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMB, FLUID LOSS FROM THE LT WING AND CREW ELECTED TO RETURN TO DEPARTURE. LANDED WITHOUT INCIDENT. REPLACED THE LT WING RIB 19 FLAPPER VALVE AND CLEARED THE DISCREPANCY.