# SDR ASAA2019083030597

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2019
- Submitted: September 4, 2019
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 28,791 hours, 8,310 cycles
- System (JASC): [7312 · Fuel Heater](https://openairdocs.org/jasc/7312)
- Part: Fuel Heater
- Part number: 457311382
- Part serial: EM163078
- Condition: Leaking
- Location: Nr 1 Engine
- Part time: 28,790 hours, 8,309 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019083030597

## Discrepancy

SERVO FUEL HEATER LEAKING. GROUNDED - YES. REMOVED AND REPLACED THE #1 ENG SERVO FUEL HEATER REF AMM 73-11-07-000-801-F00 AND 73-11-07-400-801-F00. LEAK /OPS CHECK GOOD.

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