[TowerTalk] Problem with M2 Orion controller

Edward stallman ed.n5dg at gmail.com
Sun Jul 19 11:32:55 EDT 2020


Had a car hit a power pole , this created mutable rapid power surges . 
My RC-2800P-A controller has not worked properly since . Before buying a 
Green Heron controller I need to be sure the pulse counter in the rotor 
is still good.

  The first time I turned the controller on after the surge , the rotor 
started turning immediately as soon as I pressed the (CW) went to (L 
346.0 ) Limit .  Pushing the CW / CCW does nothing . Using one of the 
ten presets , I used the 30 degree , the rotor turned 30 deg and counted 
on the controller from the (L_346.0) limit , now reading 16 deg ... What 
ever preset I use , the rotor turns that much from say 16deg . Pressing 
and holding the MODE up arrow in hope to program the numbers only makes 
the 16 deg jump back to (L_346.0)  .

I checked the MOV across 5 and 6 ,  and I also have the 11.3 VDC across 
5 and 6

If I'm counting numbers while using the presets , would you think the 
pulse counter at the rotor is good ? Is their a way to test the pulse 
counter using the 2 leads in the shack ?

Not trying to repair the Orion controller but hoping the Green Heron 
will work if I buy one

Thanks Ed N5DG



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