# SDR ASAA2022052838466

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2022
- Submitted: May 31, 2022
- Operation: Air carrier
- Aircraft: [N440AS](https://openairdocs.org/aircraft/N440AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41705
- Aircraft time: 32,186 hours, 10,225 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Eec
- Part number: 2042M67P02
- Part serial: FFFB0444
- Condition: Faulty
- Location: #2 Engine
- Part time: 29,482 hours, 10,316 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022052838466

## Discrepancy

ENG #2 SHORT TIME FAULT, 73-20322 - THE HMU FMV CONTROL CURRENT IS OUT OF RANGE, 75-20372 - THE HMU VSV CONTROL CURRENT IS OUT OF RANGE, 75-20422 - THE HMV VBV CONTROL CURRENT IS OUT OF RANGE, 78-21532 THE T/R LEVEL INTLK VOLTAGE INPUT TO THE EEC IS OUT OF RANGE, 73-20342 THE FMV POSITION SIGNAL IS OUT OF RANGE. DEFER PER T/C 78273000. GROUNDED - YES. FOUND EEC TO BE FAILING AND LOGGING MULTIPLE FAULTS. REMOVED & REPLACED #2 EEC. OP CK NORMAL. EEC BITE NORMAL BOTH PRE & POST ENGINE RUN. ACTUATORS TEST NORMAL. REF B737-900 AMM 73-21-60-00-801-F00 & 73-21-60-400-801-F00.

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