# SDR 2008UALA03993

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2008
- Submitted: August 5, 2008
- Operation: Air carrier
- Aircraft: [N351UA](https://openairdocs.org/aircraft/N351UA), registered now
- Make and model: Boeing 737322
- Aircraft serial: 24319
- Aircraft time: 57,060 hours, 31,783 cycles
- Engine: Cfmint CFM563C1
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Light
- Condition: Illuminated
- 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/2008UALA03993

## Discrepancy

LEFT EQUIP COOLING FAN LIGHT ILLUMINATED.  RTFL.  REPLACED BOTH SUPPLY FANS, RELAYS R347 & R401, AIR RESTRICTOR, LOW FLOW SENSOR, CLEANED CHECK VALVES. RAN SYSTEM FOR 3 HOURS, NO FAULTS.

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