# SDR C1HA200181002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2001
- Submitted: March 23, 2001
- Operation: Air carrier
- Aircraft: [N681CA](https://openairdocs.org/aircraft/N681CA), registered now
- Make and model: Boeing 727-2S7
- Registry model: [Boeing 727-2S7](https://openairdocs.org/model/boeing-727-2s7) (OpenAirDocs)
- Aircraft serial: 22020
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Control Valve
- Part number: 39270811
- Part serial: P1705
- Condition: Failed
- Location: Anti-Ice Sys
- 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/C1HA200181002

## Discrepancy

ENG NR 2 DUCT OVERHEAT LIGHT ILLUMINATED ON CLIMBOUT PERFORMED CHECKLIST REDUCED POWER AND TURNED ENG NR 2 ANTI-ICE OFF WHEN NO LONGER NEEDED.  REMOVED AND REPLACED THERMOSTATIC CONTROL VALVE PER MM 30-21-21, PERFORMED HIGH POWER ENGINE RUN, OPS CHECKED GOOD AND NO LEAKS NOTED.

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