# SDR ASAA2015121914333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2015
- Submitted: December 22, 2015
- Operation: Air carrier
- Aircraft: [N506AS](https://openairdocs.org/aircraft/N506AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35690
- Aircraft time: 28,947 hours, 8,890 cycles
- System (JASC): [7312 · Fuel Heater](https://openairdocs.org/jasc/7312)
- Part: Heater
- Part number: 457311382
- Part serial: EM157995
- Condition: Leaking
- Location: Fuel System
- Part time: 28,947 hours, 8,890 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/ASAA2015121914333

## Discrepancy

DURING NR 2 ENGINE LEAK CHECK FOR OTHER MAINTENANCE, FOUND FUEL SERVO LEAKING AT TOP SPLIT LINE.  ACFT GROUNDED.  REMOVED NR 2 ENGINE SERVO FUEL HEATER IAW AMM 73-11-07. INSTALLED REPLACEMENT, TESTED NR 2 ENGINE SERVO FUEL HEATER IAW AMM 73-11-07-400-801-F00 AND TESTED REF AMM 71-00-00-800-811-F00, TABLE 502.

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