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Solar Water Pumping
CU 200 Powers pump but F3 Fault on
Smithland8
Registered Users
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2
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August 2018
in
Solar Water Pumping
#1
On a new installation with a CU 200 and a float switch also going through a IO 50 switch first . The pump runs but no indicators work on controller, however the F3 fault signal lights up.
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Grundfos solar pumps
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