[Elecraft] 270V ERR KPA500

[bill conkling]

Measure the voltage at end of wire thru Z bracket while not connected to the amp module.  And also connected.  Should be 270 V.  Mine was 12 V when connected.

...bill nr4c

Sent from my Verizon Wireless 4G LTE DROID

DGB <ns9i2016 at bayland.net> wrote:

>The interlock switch and hardware checks out good.
>
>I've had this amp for a couple of years.
>
>Removing the p.s. now to check it out as Bill mentioned.
>
>thanks 73 Dwight NS9I
>
>On 2/12/2014 11:44 AM, Brian Alsop wrote:
>> Or the interlock hardware is installed wrong.
>>
>> 73 de Brian/K3KO
>>
>> On 2/12/2014 17:28, bill conkling wrote:
>>> Mine did this right from the start.  Trace the 270 volt wire from PS 
>>> go amp module, thru the Z bracket. Somewhere the 270 is going low.  
>>> Mine had a bad cap on the circuit board near the 270 V connector.
>>>
>>> ... bill nr4c
>>>
>>> Sent from my Verizon Wireless 4G LTE DROID
>>>
>>> DGB <ns9i2016 at bayland.net> wrote:
>>>
>>>> I'm getting this error from my amp when I turn it on and set it in the
>>>> OPER mode. Then it requires shutoff via the rear switch to shut it off.
>>>> I've been running it off 120v and has been working fine.
>>>>
>>>> What do I need to look for?
>>>>
>>>> 73 Dwight NS9I
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