# SDR CALA2010022600054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2010
- Submitted: February 26, 2010
- Operation: Air carrier
- Aircraft: [N18243](https://openairdocs.org/aircraft/N18243), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28806
- Aircraft time: 33,796 hours, 11,842 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Bypass Valve
- Part number: 1FA011342
- Part serial: 1372
- Condition: Failed
- Location: Landing Gear
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2010022600054

## Discrepancy

ON TAKEOFF FROM KEWR GEAR FAILED TO RETRACT.  QRH COMPLETED.  ON CIRCUIT BREAKERS OPEN.  CONFIRMED MANUAL GEAR DOOR CLOSED.  BURNED FUEL TO LANDING WEIGHT.  LANDING UNEVENTFUL.  REF N/R'S 4390507, 4390519, 4390508, 4390506, 4314008 & 4314006 FOR CORRECTIVE ACTION C/W.

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