Thank you very much for the information, David.
Regards Gert
OY-GDS
Den 25/03/2009 kl. 16.41 skrev David Joyce:
> I am slightly reluctant to restart this thread, but Woodcomp have
> just sent me a list of comments and corrections to some of the
> statements produced in the last two weeks:
> 1) All Woodcomp VP props have mechanical stops as well as electrical
> stops. For normal props these mechanical stops are at the fine &
> course limits, but for reversible props a fine limit mechanical stop
> is not possible. Instead there is a mechanical stop at the end of
> the reverse range, and similar arrangements apply to the feathering
> prop.
> 2) The electric motor of the SR3000 is supplied by Bosch and rated
> at 12 volts
> 3) The microswitches are manufactured by Matsuschita and are rated
> at 16 amps and the diodes are rated at 5 amps. The usual working
> current through the motor is 4-5amps, but this current only flows
> through the diodes for 0.2-=0.3 secs
> 4) The microswitches at the fine pitch stop are connected in series
> and activating either one cuts the current through the normal range
> circuit operating through the outer and middle rings. They state
> that the only way to overwhelm the fine stop system and to proceed
> to superfine pitch is to apply a voltage to the reverse system,
> operating through the outer and inner pick up rings, and they do not
> know of any mechanical or electrical failure in their systems which
> could cause this.
> I have no financial interest in Woodcomp, but as the first
> person to get a Woodcomp prop accepted by the PFA, have become
> someone they talk to in the UK!
> Regards, David Joyce, G-XSDJ
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