# SDR ASAA2018062225184

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2018
- Submitted: June 26, 2018
- Operation: Air carrier
- Aircraft: [N413AS](https://openairdocs.org/aircraft/N413AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 35205
- Aircraft time: 20,883 hours, 6,826 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Heater
- Part number: 411A282115B
- Condition: Burned
- Location: Emergency Exit
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018062225184

## Discrepancy

LEFT AFT EMERGENCY EXIT LOWER DOOR SILL HEATER HAS PHYSICAL BURNING EVIDENCE AROUND HEATER. GROUNDED - YES. REPLACED LEFT AFT EMERGENCY EXIT DOOR LOWER SILL ASSY. OP CHECK GOOD IAW AMM 21-45-00. DURING OP CHECK NO EVIDENCE OF OVERHEAT WITH NEW CLOSEOUT ASSY.

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