What it covers
The unit which controls the propeller blade angle, but is limited to parts in and on the governor. Does not include airframe furnished control linkage from the cockpit which is filed in JASC code 6120. The component make and model should be included in the report as well as the number of the defective part. Typical parts are shaft, flyweight, governor, spring, arm, seal, beta valve, pilot valve, head, etc.
Service difficulty reports · 708
Reports filed under 6122, newest first.
| 1995 | 33 |
|---|---|
| 1996 | 57 |
| 1997 | 51 |
| 1998 | 43 |
| 1999 | 34 |
| 2000 | 71 |
| 2001 | 26 |
| 2002 | 28 |
| 2003 | 22 |
| 2004 | 28 |
| 2005 | 31 |
| 2006 | 27 |
| 2007 | 13 |
| 2008 | 28 |
| 2009 | 16 |
| 2010 | 19 |
| 2011 | 19 |
| 2012 | 23 |
| 2013 | 30 |
| 2014 | 19 |
| 2015 | 21 |
| 2016 | 10 |
| 2017 | 10 |
| 2018 | 6 |
| 2019 | 15 |
| 2020 | 2 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 5 |
SDR 2026FA0000649Governor · failedMCCAULEY PROP GOVERNOR SENT IN FOR DIAGNOSING AN INFLIGHT PROBLEM. AS RECEIVED THE GOVERNOR WOULDN'T TURN. REMOVED THE BASE AND FOUND THE IDLER GEAR BEARING HAD COME APART AND FOUND METAL CONTAMINATION FOUND IN PUMP AREA. ADVISED CUSTOMER TO CHECK FILTER AND GSDR 2026FA0000552Tube · crackedAIRCRAFT EXPERIENCED A LOW OIL PRESSURE INDICATION AND ILLUMINATION OF THE OIL WARNING LIGHT ON THE RIGHT-HAND (RT) ENGINE DURING THE CRUISE PHASE OF FLIGHT 4761. THE FLT CREW CARRIED OUT THE EMERGENCY SHUTDOWN PROCEDURE IAW MAINT & OPS MANUAL (MOM 3) & RETURNSDR N3XR202603200001Governor · overspeedDURING THE CLIMB, THE LEFT ENGINE EXPERIENCED AN RPM OVERSPEED. THE GOVERNOR WAS REPLACED.
See all 708 reportsOther codes in chapter 61 · 12
6100Propeller System6110Propeller Assembly6111Propeller Blade Section6112Propeller Deice Boot Section6113Propeller Spinner Section6114Propeller Hub Section6120Propeller Controlling System6121Propeller Synchronizer Section6123Propeller Feathering/Reversing6130Propeller Braking6140Propeller Indication System6197Propeller/Propulsor System Wiring