# SDR CA130116008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2011
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Piper PA-44-180
- Registry model: [Piper PA-44-180](https://openairdocs.org/model/piper-pa-44-180) (OpenAirDocs)
- Aircraft time: 12,619 hours
- Engine: Lyc LO360E1A6
- Propeller: Hartzl HCC3YR2
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Tachometer
- Part number: 621773550330
- Condition: Reads Low
- Location: Engine Rpm
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA130116008

## Discrepancy

(CAN) LT ENGINE TACHOMETER FOUND TO BE READING ENGINE RPM 200 RPM LOW WHEN TESTED WITH STROBE TACHOMETER CHECKER.  OLD TACHOMETER R & R, THE INSTALLED TACHOMETER WAS FUNCTION CHECKED SERVICEABLE WITH STROBE TACHOMETER CHECKER.

---
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.