# SDR ASAA2025052058115

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2025
- Submitted: May 22, 2025
- Operation: Air carrier
- Aircraft: [N457AS](https://openairdocs.org/aircraft/N457AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36355
- Aircraft time: 40,679 hours, 12,809 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Guide Arm
- Part number: 141A60753
- Condition: Binding
- Location: Zone 800
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2025052058115

## Discrepancy

L1 DOOR VERY DIFFICULT TO OPEN. GROUNDED - YES. OPERATED L1 DOOR. CONFIRMED IT IS VERY DIFFICULT TO OPEN. INBOUND CREW SAID IT TOOK 2 FLIGHT ATTENDANTS TO OPEN. APPEARS THE GUIDE ARM ROLLER BINDS IN THE GUIDE PLATES. REPLACED GUIDE ARM ASSY PER AMM 52-11-26. RIG CHECK GOOD. DOOR STILL BINDS AT GUIDE ARM ROLLER. ADDED 1EA WASHER TO UPPER HINGE ARM. READJUSTED GUIDE ARM PER AMM 52-11-00-820-801. VERIFIED DOOR RIG WITHIN LIMITS PER AMM 52-11-00-820-801. DOOR OPS TEST GOOD PER AMM 52-11-00-700-804.

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