What was found
FLIGHT 2018. GROUND CUSTOMER SERVICE AGENT HAD A DIFFICULT TIME OPENING THE MAIN CABIN DOOR. IT TOOK SEVERAL MINUETS & TRIES TO OPEN DOOR. REMOVED FROM SERVICE. LABELED THE L1 DOOR “INOPERATIVE DO NOT USE FOR EGRESS” AND HAVE VERIFIED L1 DOOR IS CLOSED, LATCHED, AND LOCKED. FERRIED FOR REPAIRS. NOTED DOOR CREAKS EXCESSIVELY AND IS SLIGHTLY DIFFICULT TO LIFT UP FROM CLOSED POSITION FROM INSIDE OR OUTSIDE HANDLES.VENT FLAP AND ARM /DISARM MOVEMENTS SMOOTH, REMOVED L1 DOOR UPPER LINER REF AMM 25-23-04-000-801-A. NOTED AFT COUNTERBALANCE ROD/STRUT LEAKING AND CHATTERING. REMOVED FWD AND AFT COUNTERBALANCE RODS REF AMM 52-11-20-000-801-A, PAR 7H AND 8D. INSTALLED NEW RODS REF AMM 52-11-20-400-801-A CIRCLIPS REINSTALLED AFTER NEW STRUTS INSTALLED. REINSTALLED L1 DOOR UPPER LINER REF AMM 25-23-04-400-801-A. DOOR OPS CHECKS GOOD, NO LONGER CREAKS AND EASIER TO LIFT. ALSO FOUND DOOR INDICATOR FLAG STAYS GREEN REGARDLESS OF POSITION. SHAFT NOT MOVING. REMOVED BROKEN REMNANTS OF ELASTIC PIN, ROLLER SHAFT, ROLLER SHAFT BUSHING FROM AFT COMMAND RAMP DOOR SENSOR SUPPORT ASSY REF AMM 53-10-21-000-805-A. (COMMAND RAMP NOT REMOVED). INSTALLED NEW ELASTIC PIN,.NEW ROLLER SHAFT BUSHING, ROLLER SHAFT, AND SPRING ON AFT COMMAND RAMP DOOR SENSOR SUPPORT ASSY REF AMM 53-10-21-400-805-A. DOOR OPS CHECKS GOOD, INDICATION OF LATCH POSITION FLAG OPS CHECKS GOOD.ALSO REPLACED AFT CENTERING PAD PLASTIC BLOCK RETURNED TO SERVICE.