KPA 500 Fan Continues to Run

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KPA 500 Fan Continues to Run

Bill Gaines
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. It stops when I turn the amp on and into standby. Any ideas? Did I somehow change a setting somewhere or has something failed? Unplugging the amp then plugging it back into the mains did nothing to stop it either.

Bill AD8P
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Re: KPA 500 Fan Continues to Run

Don Wilhelm
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.
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Re: KPA 500 Fan Continues to Run

Don Wilhelm
In reply to this post by Bill Gaines
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.
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Re: KPA 500 Fan Continues to Run

T Gahagan-2
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 <[hidden email]> 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:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to [hidden email]
>
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