# SDR QXEA2021070600345

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 3, 2021
- Submitted: July 6, 2021
- Operation: Air carrier
- Aircraft: N421QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4149
- Aircraft time: 32,892 hours, 35,205 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Warning Message
- Condition: False Activation
- Location: Pitch Trim
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2021070600345

## Discrepancy

DURING CLIMBOUT AT APPROX 200 KTS AUTO PILOT NOT ENGAGED PITCH TRIM CAUTION ILLUMINATED RAN ETA CHECKLIST PITCH TRIM WOULD NOT FUNCTION. DIVERTED, LANDING UNEVENTFUL. REMOVED FROM SERVICE. INTERROGATED CDS FOUND FCECU FAILURE 67,63,E7,&E3 PERFORMED FIM TASK 27-00-00-810-805 ALL FAULTS CLEARED AND DID NOT RETURN OPS CK PITCH TRIM ELEVATOR SYS CKS GOOD 27-32-00-710-802 RETURNED TO SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.