Andy Ross said: > Jim Wilson wrote: > > If you look at that manual the diagram in Section I that shows > > the control box, indicates at #12 "Prop Control" (I've only got > > about 6 pages from that manual). That's the blue knob with the > > P on it in the model. The control box indicates "Max RPM" with > > the blue knob all the way forward. > > > > What does the manual say about that control? > > Here's the relevant section: > > PROPELLER. > > The airplane is equipped with an 11-foot 2-inch diameter, > four-bladed, constant-speed, Hamilton Standard Hydroatic > propeller of the nonfeathering type. A propeller governor > mechanically controleld from teh cockpit admits engine oil to the > propeller dome for pitch changes necessary to maintain a constant > engine sped. Engine oil pressure is used to aid th ecentrifugal > twisting moment of the blades toward low pitch (increase rpm), an > dboosted engine oil pressure through the governor moves the > blades toward high pitch (decrease rpm). > > Propeller Control. > > A propeller control (12, figure 1-4) located on teh throttle > quadrant, is mechanically linked to the governor. The control > setting determines the engine rpm, which is maintained constant > by the propeller governor. The propeller control may be > positioned at INCREASE or DECREASE or to any intermediate > position. > > The range of RPM settings I see in the performance tables is > 1600-3000, so those are probably reasonable numbers to use for > the min/max range. I'm sure real planes would vary due to > calibration issues anyway. >
The min/max range, does that refer to engine RPM or propellor? Best, Jim _______________________________________________ Flightgear-devel mailing list Flightgear-devel@flightgear.org http://mail.flightgear.org/mailman/listinfo/flightgear-devel 2f585eeea02e2c79d7b1d8c4963bae2d