# SDR ASAA2022032637815

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 2022
- Submitted: April 12, 2022
- Operation: Air carrier
- Aircraft: [N921AK](https://openairdocs.org/aircraft/N921AK), registered now
- Make and model: Boeing 737
- Aircraft serial: 43337
- Aircraft time: 1,515 hours, 455 cycles
- Engine: Cfmint LEAP1B21
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- 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/ASAA2022032637815

## Discrepancy

WHILE PERFORMING T/C 05-020-01. FOUND SMT ON ENG #1. "ENG 1 EEC C2" - LONG TERM FAULT. GROUNDED - YES. DEFERRED PER T/C 05-020-01. REPAIR WITHIN 225 FLIGHT HOURS. AFTER PERFORMING B737-9 IFIM TASK G73-10-00-810-803 NO LATCHED MESSAGES FOUND & NO MAINTENANCE ACTION REQ FOUND TO BE INTERMITTENT FAULT.

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