# SDR CA140925008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2014
- Submitted: March 12, 2015
- Operation: General aviation
- Make and model: Diamon DA20-C1
- Registry model: [Diamon DA20-C1](https://openairdocs.org/model/diamond-aircraft-ind-da20-c1) (OpenAirDocs)
- Aircraft time: 235 hours
- Engine: Cont IO240B
- System (JASC): [2842 · Fuel Quantity Sensor](https://openairdocs.org/jasc/2842)
- Part: Transmitter
- Part number: 224225
- Condition: Inaccurate
- Location: Fuel Sys
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA140925008

## Discrepancy

(CAN) THE PILOTS REPORTED THAT THE FUEL GAUGE WAS READING ABOUT 5 GALLONS TOO LOW. AFTER TROUBLESHOOTING A NEW SENDER WAS INSTALLED.  IT WAS FOUND THAT WITH SLIGHT VIBRATION ON THE TANK THE SENDER WOULD FLUCTUATE BY .2500 OF A TANK.  ANOTHER NEW SENDER WAS INSTALLED, FUEL CALIBRATION WAS CARRIED OUT IAW MM.  NO FURTHER ISSUES WERE FOUND WITH THE INDICATION SYS.  THE OPERATOR HAS FOUND THAT THERE APPEARS TO BE 2 MFG.

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