# SDR VNAA2025050211101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2025
- Submitted: May 2, 2025
- Operation: Air carrier
- Aircraft: [N631NN](https://openairdocs.org/aircraft/N631NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15375
- Aircraft time: 19,341 hours, 15,021 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Computer
- Part number: 73811825
- Part serial: 0928
- Condition: Malfunctioned
- Location: Zone 100
- Part time: 15,115 hours, 11,762 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA2025050211101

## Discrepancy

XFLOW PUMP CAUTION MSG IN FLIGHT PERFORMED QRH PROCEDURE INBALANCE REACHED APPROX 1200 - 1400 LBS / INTERROGATED MDC AND FOUND B1: 006805. T/S B1 IAW CRJ900 FIM 28-41-22-810-802-A01-PSA. REMOVED AND REPLACED FQGC IAW CRJ900 AMM 28-41-22-000/400-801. OPS CHECK GOOD AT THIS TIME.

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