# SDR CA140422001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2014
- Submitted: March 12, 2015
- Operation: General aviation
- Make and model: Bombdr DHC8400
- Aircraft time: 130 hours
- Engine: Pwc PW150A
- System (JASC): [2930 · Hydraulic Indicating System](https://openairdocs.org/jasc/2930)
- Part: Indicator
- Part number: 882640107
- Condition: Malfunctioned
- Part time: 861 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA140422001

## Discrepancy

(CAN) FLIGHT CREW REPORTED THAT THE NR 1 HYD ISO VALVE AND ROLL SPOILER INBD HYD CAUTION LIGHTS WERE ILLUMINATING INTERMITTENTLY ON THE GROUND.  MAINTENANCE TROUBLESHOOTING DETERMINED THAT THE RESERVOIR LEVEL INDICATOR WAS STUCK AT 6 QTS AND THE FLUID LEVEL WAS NEAR EMPTY CAUSING THE INDICATIONS.  THE HYD SYSTEM RESERVOIR WAS REPLACED AND THE ACFT WAS RETURNED TO SERVICE.

---
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.