As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NON-ETOPS CARGO FLIGHT 909, HNL-LIH: ON CLIMB-OUT PASSING 1500 FT THE FEEL DIFFERENTIAL PRESSURE LIGHT ILLUMINATED. RETURNED TO HNL. REPLACED THE B HYDRAULIC SYSTEM RETURN FILTER AND CASE DRAIN FILTERS DUE TO CONTAMINATION, OPS CHECK GOOD. REPLACED THE A SYSTEM RETURN FILTER AND DRAINED/RE-SERVICED THE A SYSTEM HYDRAULIC RESERVOIR, OPS CHECK GOOD. CHECKED ELEVATOR PITOT SYSTEM FOR LEAKS IAW AMM 27-31-22, NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE