Yes, be certain not to turn beyond where it says "STOP" under any conditions. You can wind up damaging things.
Curt's right: take the cover off and watch it as you turn the knob and the way that it works will be really obvious. Steve, W1ES/4 -----Original Message----- >From: Curt Nixon <cptc...@flash.net> >Sent: Nov 22, 2011 6:49 AM >To: barbara knoke <barbarakn...@hotmail.com> >Subject: Re: [Drakelist] PTO clicking > >That is most likely the pin going past the stop. When the spring-loaded >plunger for the stop gets gunked up from old grease, it doesn't engage >with the pin to STOP roatation at the ends. > >If the stop IS working properly, the plunger -gear alignment may be off >slightly allowing the plunger to start advancing a little too early so >it nicks the pin one turn before the full stop. > >To understand this, you probably need to watch the stop in action. > >Should be no clicking at 0 and 500. > >FWIW >Curt >KU8L > >On 11/22/2011 12:55 AM, Neil M Califano wrote: >> What is the clicking sound I hear when the R4A PTO is tuned past the 0 and >> 500 Khz? Is this a mechanical warning not to tune so close to the edge of >> travel? >> >> _______________________________________________ >> Drakelist mailing list >> Drakelist@zerobeat.net >> http://mailman.zerobeat.net/mailman/listinfo/drakelist >> > >_______________________________________________ >Drakelist mailing list >Drakelist@zerobeat.net >http://mailman.zerobeat.net/mailman/listinfo/drakelist _______________________________________________ Drakelist mailing list Drakelist@zerobeat.net http://mailman.zerobeat.net/mailman/listinfo/drakelist