As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - EES - DURING C-03 CHECK THE L-2 DOOR ASSIST CYLINDER GAUGE READ 400 PSI WITH ZERO PRESSURE IN CYLINDER. MAINTENANCE REMOVED AND REPLACED THE L-2 DOOR DAMPER EMERGENCY OPERATION CYLINDER IAW AMM TASK 52-13-14-000-001, AND TASK 52-13-14-400-001.