# SDR DALA2021070703774

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2021
- Submitted: July 7, 2021
- Operation: Air carrier
- Aircraft: [N351NW](https://openairdocs.org/aircraft/N351NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 766
- Aircraft time: 68,516 hours, 31,445 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Condition: Failed
- Location: Hyd System
- Stage of operation: NR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021070703774

## Discrepancy

SHIP 3251 HYD G SYSTEM LOW LEVEL. QRH 13.13 EXTENDED AND 14.18 LDG GEAR GRAVITY EXTENSION. STOPPED ON RWY 34L SLC. TOWED TO GATE EMERGENCY DELIVERED. CORRECTIVE ACTION: FOUND BAD O-RING LEAKING ON FLT CONTRL PRESS SWITCH (10CE2). R/R O-RING ON FCPS (10CE2) PER 320 AMM 27-92. CKS GOOD. LK CKS GOOD. LEAK CHECK OF GREEN HYD SYSTEM COMPLETED PER WORK CARD# 2900-2021 LEAK CHECKS GOOD. (7313754)

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