# SDR SWAA2018071223437

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2018
- Submitted: July 12, 2018
- Operation: Air carrier
- Aircraft: N8601C
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 38874
- Aircraft time: 22,426 hours, 9,511 cycles
- System (JASC): [2934 · Hydraulic Quantity Sensor](https://openairdocs.org/jasc/2934)
- Part: Transmitter
- Part number: 202190101
- Part serial: 4388
- Condition: Faulty
- Location: Hydraulic Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2018071223437

## Discrepancy

A HYDRAULIC QUANTITY DROPPED TO 73% AND INTO FLIGHT 1:30 A SYSTEM QUANTITY SHOWED 86% AND WHEN GEAR DOWN A QUANTITY SHOWED 94%.  R&R A SYSTEM QUANTITY TRANSMITTER IAW AMM.

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