# SDR CA190422003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2019
- Submitted: August 17, 2020
- Operation: General aviation
- Make and model: Dhav DHC8102
- Aircraft time: 66,115 hours
- Engine: Pwa PW120A
- Propeller: Hamstd 14SF7
- System (JASC): [7603 · Power Lever](https://openairdocs.org/jasc/7603)
- Part: Switch
- Part number: V319
- Condition: Failed
- Location: Power Lever
- 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/CA190422003

## Discrepancy

(CAN)  NR 1 ENGINE ECU MANUAL CAUTION ILLUMINATED AT 50FT AGL, TORQUE SPLIT IN CRUISE NOT WITHIN MEL CRITERIA, SOC ELECTED TO RETURN AC TO DEPARTURE AIRPORT.  MAINTENANCE REPLACED 6121-S11 MICRO-SWITCH, C/O TEST IAW AMM 76-10-16. BETA BACKUP SWITCH 1&2 BACK TO NORMAL POSITION. ENGINE RUN C/O IAW AMM 76-10-16. CHECK SERVICEABLE.

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