question on wiring for a suprima 50?

i am changing a profile 50 for a suprima 50 the maual say to wire bac
to the pump from the boiler i presume this is for the over run do i remove existing wiring from pump to terminal or just add the core to the pump along with existing wiring kevi
-- bullet941
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i am changing a profile 50 for a suprima 50 the maual say to wire bac
to the pump from the boiler i presume this is for the over run do i remove existing wiring from pump to terminal or just add the core to the pump along with existing wiring kevi
-- bullet941
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload
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i am changing a profile 50 for a suprima 50 the maual say to wire back to the pump from the boiler i presume this is for the over run do i remove existing wiring from pump to terminal or just add the 3 core to the pump along with existing wiring kevin
--
bullet941

Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

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