As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: GATE AGENT SAYS L1 DOOR HARD TO OPEN, FEELS HEAVY. MAINTENANCE PERFORMED VISUAL INSPECTION AT THE PASSENGER ENTRY DOOR FOUND EXCESSIVE CORROSION COMPOUND AT THE HINGES, LUBE 3 POINTS OF CONTACT AT THOSE HINGES PINS AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO ISSUES NOTED.