# SDR VNAA2018070511101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2018
- Submitted: September 28, 2019
- Operation: Air carrier
- Aircraft: [N588NN](https://openairdocs.org/aircraft/N588NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15391
- Aircraft time: 5,816 hours, 5,413 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Pseu
- Condition: Malfunctioned
- Location: Landing Gear
- Stage of operation: LD
- 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/VNAA2018070511101

## Discrepancy

LANDING GEAR RETRACTION SYSTEM ON FINAL APPROACH AT APPROX. 170 KTS AND 1600 AGL GEAR EXTENSION ATTEMPT RESULTED IN RED GEAR DISAGREE MSG. AS PER QRH,CYCLED GEAR 3 TIMES WITH NO SUCCESS, RESORTED TO MANUAL EXTENSION RESULTING IN 3 DOWN AND LOCKED INDICATIONS. DEFERRED GEAR RETRACTION SYSTEM. TROUBLESHOT - FOUND NUMEROUS PESU FAULTS. RE-RACKED PESU. OPS CHECK NORMAL. IAW CRJ 900 AMM. PREFORMED NUMEROUS GEAR SWINGS OPS CHECK NORMAL IAW CRJ 900AMM THIS CLEARS MEL

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