# SDR COMA9960592

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N936CA](https://openairdocs.org/aircraft/N936CA), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7043
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Fitting
- Part number: 601A62002
- Condition: Defective
- Location: Rt Fuel Sys
- Part time: 30,399 hours
- Component: 6006278110
- Stage of operation: IN
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COMA9960592

## Discrepancy

DURING COLLECTOR TANK CHECK VALVE FUNCTIONAL TEST, THE RIGHT CHECK VALVE WAS FOUND TO BE LEAKING.  DURING INVESTIGATION, THE CHECK VALVE FITTING WAS FOUND TO HAVE A MANUFACTURING DEFECT, NOT ALLOWING THE CHECK VALVE TO SEAT PROPERLY.  THE FITTINGS CHECK VALVE MATING SURFACE HAS A RISE, WITH A SMALL CRACK NEXT TO IT.  THE CHECK VALVE FITTING WAS REPLACED.

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