# SDR CALA2023112903498

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2023
- Submitted: November 29, 2023
- Operation: Air carrier
- Aircraft: [N21723](https://openairdocs.org/aircraft/N21723), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28790
- Aircraft time: 77,031 hours, 26,928 cycles
- System (JASC): [3231 · Landing Gear Door Retract Section](https://openairdocs.org/jasc/3231)
- Part: Rod
- Part number: 162A31051
- Condition: Broken
- Location: Nlg Door
- Stage of operation: CL
- How discovered: O
- Nature of condition: P, S, Z
- Precautionary procedure: B, J
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023112903498

## Discrepancy

LOUD NOSE GEAR NOISE DURING RETRACTION ON DEPARTURE. EXCESSIVE NOISE WITH GEAR UP. FOUND RIGHT NLG DOOR LINKAGE SEPARATED. PICS ADDED PICS ADDED R+R NLG WHEEL WELL DOOR  LINKAGE IRW AMM 32-33-61. PERFORMED ADJUSTMENT OF NLG WHEEL WELL DOOR  LINKAGE IRW AMM 32-33-61.OPS CHECK GOOD. VERIFIED RIGHT NLG WHEEL WELL DOOR  LINKAGE INSTALLATION IAW AMM 32-33-61.RII C/W.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.