# SDR DLL10990153

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N728DA
- Make and model: Lkheed 10113851
- Aircraft serial: 193C1173
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Valve
- Part number: 307001045
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: CR
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLL10990153

## Discrepancy

NR 1 ENGINE ANTI ICE INOP, C/B POPPED.  DUE TO HISTORY FWD TO MCO AND PLAC PER MEL 30-21-01B. NEEDS VALVE ASSY P/N 307001045 NIS CVG VALVE     LOCKED IN OPEN POSITION.

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