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Power jack 12000 shuts down

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(@arizona)
Active Member
Joined: 2 years ago
Posts: 4
Topic starter  

Power jack 12000. Need help

started off going into alarm every few days or so.     Then every day now 

now it turns off  shortly after being turned on

was usually drawing 5 amps or so

entertainment center and refrigerator

for a few years.  I need help on where to start

thanks


   
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(@notmario)
Reputable Member
Joined: 3 years ago
Posts: 314
 

Sometimes simple is best...

Is it dirty/dusty?
Are you certain about your power draw? (You're not actually overloading it...) Systems tend to gain more load over time...

Sounds like yours doesn't have the verbal alarm like mine... when the alarm goes off, you don't get a voice telling you what it's alarming about?


   
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(@dickson)
Noble Member
Joined: 4 years ago
Posts: 1047
 

Power jack 12000. Need help

Powerjack only have parts  for the new  AMG  12000 watts inverter .   All older Powerjack  are very difficult to repair  if need   replacing  the old control board  with rev 11.3 control board .    


   
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(@lener)
Trusted Member
Joined: 2 years ago
Posts: 40
 

My 12000w PJ often tripping the breaker when switching to charging mode, Regardless which breaker . Wondering if the charging board  is bad for  pulling  too much current like a motor  causing an inrush surge .even with the single dedicated 20 amps  breaker.
Would I need some type of soft start inrush current device, a choke or resistor…….. this  PJ machine has been nothing but a challenge.

any advice!

Thanks.


   
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(@sid-genetry-solar)
Member Admin
Joined: 4 years ago
Posts: 2883
 
Posted by: @lener
My 12000w PJ often tripping the breaker when switching to charging mode, Regardless which breaker . Wondering if the charging board is bad for pulling too much current like a motor causing an inrush surge .even with the single dedicated 20 amps breaker. Would I need some type of soft start inrush current device, a choke or resistor…….. this PJ machine has been nothing but a challenge.

Word of wisdom: the use of charge / AC input on any PJ inverter is almost guaranteed to result in inverter failure--as any venerable PJ customer will tell you.

What you're seeing is the result of very poor firmware in the control board MCU.  I'm surprised it doesn't blow up every single time it transits. 

Replacing boards/parts will not solve the issue.


   
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(@lener)
Trusted Member
Joined: 2 years ago
Posts: 40
 

 

What you're seeing is the result of very poor firmware in the control board MCU.  I'm surprised it doesn't blow up every single time it transits. 

Replacing boards/parts will not solve the issue.

———————————————————————————————————————————————————————————-

Thank you for the info!

if this this is a known issue, I wonder if PJ has  a solution or just let it ride as long they continue selling a tone  on EBay.. I came home this evening the breaker tripped  and was tripped earlier this morning  before I left , this has become more frequent now…. Very disappointing


   
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(@sid-genetry-solar)
Member Admin
Joined: 4 years ago
Posts: 2883
 
Posted by: @lener
if this this is a known issue, I wonder if PJ has a solution or just let it ride as long they continue selling a tone on EBay.

"As long as it sells, there's no reason to change it."  As far as I know, the firmware in the MCU hasn't changed ever since they switched to the Microchip MCU.


   
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