# SDR 2016FA0000525

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2016
- Submitted: October 21, 2016
- Operation: General aviation
- Aircraft: [N781LU](https://openairdocs.org/aircraft/N781LU), registered now
- Make and model: Piper PA-44-180
- Registry model: [Piper PA-44-180](https://openairdocs.org/model/piper-pa-44-180) (OpenAirDocs)
- Aircraft serial: 44693669
- Aircraft time: 1,104 hours
- Engine: Lyc LO360A1H6
- Engine time: 1,104 hours
- Propeller: Hartzl HCC2YR2
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Pushrod
- Part number: 15F1995730
- Condition: Worn
- Location: Nr 2 Cylinder
- Part time: 1,104 hours
- Component: Engine, Lyc, LO360A1H6
- Component part number: LO360A1H6
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2016FA0000525

## Discrepancy

UPON INITIAL INSPECTION IAW SA-167, THE FOLLOWING ABNORMALITIES WERE DISCOVERED.  CYLINDER NR 2 INTAKE PUSHROD (ROCKER ARM END) AND ROCKER ARM WERE ABNORMALLY WORN.  CYLINDER NR 4 INTAKE PUSHROD (ROCKER ARM END) AND ROCKER ARM WERE ABNORMALLY WORN.  THESE PARTS WERE PREVIOUSLY REPLACED AT ENGINE TIME SINCE NEW OF 1090.0 ON 9/14/2016.  SEE SDR 2016FA0000436 DATED 09/19/2016 FOR REFERENCE.  TOTAL TOME ON THIS ENGINE SINCE NEW:  1103.8 HOURS.  TIME SINCE PUSHRODS AND ROCKER ARMS WERE REPLACED AGAIN:  13.8 HOURS.

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