As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 3701 - DURING CRUISE NR 2 HYDRAULIC QTY INDICATED ZERO. HYDRAULIC PRESSURE WAS NORMAL. DURING APPROACH GEAR HAD TO BE MANUALLY EXTENDED. INSPECTED AND FOUND LANDING GEAR CONTROL SOLENOID VALVE LEAKING DUE TO TORN PACKING. REPLACED UPPER PACKING. BLED NR 2 HYDRAULIC SYSTEM. COMPLIED WITH INSPECTION OF ENGINE DRIVEN PUMP. GROUND RUN AND LEAK CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)