# SDR 2001FA0000395

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2001
- Submitted: October 10, 2001
- Operation: General aviation
- Aircraft: N428SA
- Make and model: Cessna 172S
- Registry model: [Cessna 172S](https://openairdocs.org/model/cessna-172s) (OpenAirDocs)
- Aircraft serial: 172S8547
- Aircraft time: 597 hours
- Engine: Lyc IO360L2A
- Engine time: 597 hours
- Propeller: Mcauly 1A170E
- System (JASC): [7313 · Fuel Injector Nozzle](https://openairdocs.org/jasc/7313)
- Part: Injector
- Part number: LW18265
- Condition: Clogged
- Location: Engine
- Part time: 597 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: R
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2001FA0000395

## Discrepancy

PILOT REPORTED THAT DURING CLIMBOUT THE ENGINE BEGAN RUNNING ROUGH, AT WHICH TIME HE RETURNED TO THE AIRPORT (PHX).  TECHNICIAN COULD NOT DUPLICATE THE MALFUNCTION ON A GROUND RUN UP. THE FUEL INJECTOR NOZZLES WERE REMOVED & INSPECTED AND THE NR 2 INJECTOR WAS FOUND TO BE PLUGGED.  THE INJECTOR NOZZLES WERE CLEANED & REINSTALLED.  THE ENGINE RUNUP WAS NORMAL AND SMOOTH, AND THE AIRCRAFT WAS FLOWN BACK TO PHOENIX.

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