# SDR VNAA2024071511102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2024
- Submitted: July 15, 2024
- Operation: Air carrier
- Aircraft: [N567NN](https://openairdocs.org/aircraft/N567NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15354
- Aircraft time: 21,742 hours, 19,288 cycles
- System (JASC): [3200 · Landing Gear System](https://openairdocs.org/jasc/3200)
- Part: Pseu
- Part number: 895305
- Part serial: E3755
- Condition: Unserviceable
- Location: Zone 100
- Part time: 15,423 hours, 10,971 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA2024071511102

## Discrepancy

THROUGH ALL PHASES OF FLIGHT WITH GEAR UP WE HEARD A LOUD BANG AROUND THE NOSE AREA ACCOMPANIED WITH A PROX SYS FAULT STATUS AND GEAR POSITION INDICATIONS APPEARED ON EICAS. THESE EVENTS OCCURED AROUND 4 TIMES THROUGHOUT FLIGHT. UPON GEAR EXTENTION ALL INDICATIONS WERE NORMAL / INSTALLED SELECTOR VALVE IAW CRJ 900 AMM 32ˆ’32ˆ’10ˆ’400ˆ’801. OPS CHECK FAIL. SLAVED IN LANDING GEAR CONTROL LEVER IAW CRJ 900 AMM 32ˆ’31ˆ’01ˆ’000/400ˆ’801. OPS CHECK FAIL. REMOVED AND REPLACED PSEU IAW CRJ 900 AMM 32ˆ’61ˆ’01ˆ’000/400ˆ’801. OPS CHECK GOOD.

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