# SDR ASMF202110019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2021
- Submitted: October 27, 2021
- Operation: Air carrier
- Aircraft: [N368AR](https://openairdocs.org/aircraft/N368AR), registered now
- Make and model: Boeing 737-86J
- Registry model: [Boeing 737-86J](https://openairdocs.org/model/boeing-737-86j) (OpenAirDocs)
- Aircraft serial: 36880
- Aircraft time: 33,231 hours, 14,372 cycles
- System (JASC): [7311 · Engine Fuel/Oil Cooler](https://openairdocs.org/jasc/7311)
- Part: Fuel Heater
- Part number: 457311382
- Part serial: YB052144
- Condition: Leaking
- Location: Right
- Part time: 20,858 hours, 8,011 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/ASMF202110019

## Discrepancy

DURING TRANSIT CHECK, A FUEL LEAK WAS DETECTED IN THE RIGHT ENGINE. MAINTENANCE PERSONNEL PERFORMED REVISION ON RIGHT ENGINE VENTS AND DRAINS, DETECTING LEAK FUEL ON HEATER SERVO FUEL; SO THE HEATER SERVO FUEL WAS REPLACED IAW AMM 73-11-07-400/000-801-F00 AND RIGHT ENGINE WAS RUN IAW MM 71-00-00, TEST 3A, TESTED CORRECT.

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