# SDR ASAA2022051638356

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2022
- Submitted: May 18, 2022
- Operation: Air carrier
- Aircraft: [N433AS](https://openairdocs.org/aircraft/N433AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41704
- Aircraft time: 31,999 hours, 10,138 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7311 · Engine Fuel/Oil Cooler](https://openairdocs.org/jasc/7311)
- Part: Servo
- Part number: 457311382
- Part serial: EM162631
- Condition: Leaking
- Location: #2 Engine
- Part time: 31,999 hours, 10,138 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/ASAA2022051638356

## Discrepancy

#2 ENG FUEL HEATER SERVO LEAKING. GROUNDED - YES. REPLACED THE #2 ENGINE FUEL HEATER SERVO PER B737 AMM 73-11-07. LK AND OPS CK GOOD.

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