As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON WALKAROUND NOTICED FUEL DRIPPING FROM #1 ENG COWL. GROUNDED - YES. OPENED #1 ENG FAN COWL. RAN #1 ENG FOR FIVE MINUTES. NOTICED LEFT VSV DRAIN LEAKING AT 3 DROPS/MIN AND HPTCCV AT 4 DROPS/MIN REF B737-800 AMM 71-71-00-200-801 F00. REMOVED LEFT VSV ACTR AND HPTACCV WITH #1 ENGINE. DEFECT TRANSFERRED TO SHOP W/O 1165100. PLT CLEARED.