OOPS.  My mistake.  The fans turn on at 37C and turn off at 34C.

73
--
Joe KB8AP

On Jan 19, 2011, at 4:26 PM, Joe Planisky wrote:

> Hi Tom,
> 
> As you assumed, the fans are thermostatically controlled.  They don't turn on 
> until the PA temperature reaches 34 degrees.  The "fan test settings" are 
> just what they say: settings to test that the fans actually work by manually 
> turning them on.  Normal operation is with the KPA3 parameter set to PA NOR.
> 
> You may want to do the PA Temperature Sensor calibration as described in the 
> manual (page 51 in the older D5 manual, should be close to that page in the 
> newest manuals.) 
> 
> 73
> --
> Joe KB8AP
> 
> 
> On Jan 19, 2011, at 3:51 PM, Tommy Alderman wrote:
> 
>> I received my K3 (s/n 4521) in early August 2010 and I have never seen the
>> two fans on the rear turning. My typical FP temp was pretty steady at 37C;
>> my typical PA temp was pretty steady at 33C. Note, I seldom run my K3 over
>> about 30 watts output because it is driving an amp. In looking at page 56 of
>> my manual (Rev D7) I see in the description of KP3A-F "PA fan test settings
>> (PA FN1-FN4 or PAIO FN1-FN4), and ..." 
>> I have assumed operation of the two fans are thermostatically controlled?
>> Can someone please explain the meaning of 'PA FN1-FN4' and 'PAIO FN1-FN4' ?
>> I have no clue what that means! I now have KPA3 set for Fn2 and both fans
>> are running and the FP temp is reading 33C while the PA temp is now reading
>> 27C.
>> Somewhere in the manual I'm sure this must be explained to the user, but I
>> can't find it.
>> Thanks for any help.
>> Tom - W4BQF

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