As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING LEAK CHECK OF TBV REPLACEMENT FOUND LEFT VBV DRAIN 15DPM. LEAKING. GROUNDED - YES. REMOVED NR 2 ENG LEFT VBV ACTUATOR REF AMM 75-32-02-000-801-F0. 6. REPLACED NR 2 ENG LEFT VBV ACTUATOR REF AMM 75-32-02. OPS CHECK LEAK CHECK GOOD. ALL ALTERNATE DEACTIVATION PROCEDURES REVERSED. THIS CLEARS PLT SEAMC MARK NOTFIED.