I had this occur to my KPA500. I had to replace the power supply which cured the problem. Elecraft took care of the replacement cost in my case.
Todd, WA7U On Mon, May 8, 2017 at 7:18 AM, Don Wilhelm <[email protected]> wrote: > Apologies, I am not reading well this morning - if the fan continues to > run with the amp turned OFF, then there is something wrong - like the power > supply not turning off. > The fan normally runs briefly when the amp is turned off as a means of > discharging the filter capacitors. > > Contact support > > 73, > Don W3FPR > > -------------------------------------------------------------- > Bill, > > Check the menu setting for FAN CTL - any setting other than NOR will cause > the fan to run continuously. > If it runs all the time when set to NOR, contact support. > > 73, > Don W3FPR > > On 5/8/2017 8:30 AM, Bill Gaines wrote: > >> With the amp and rig turned off the fan in the KPA500 continues to run. >> Not just the short interval I was used to it running, but for days it will >> run. >> > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]

