Why do 3 port valves need a neutral wire to the actuator? I understand why an earth is used, as with the honeywell v40437, as it has a metal lid, but why a neutral? just curious!
3 port valve question
- Thread starter jacobball
- Start date
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ok, thats cleared that up then!!
thanks for that - made me feel really stupid though!!
thanks for that - made me feel really stupid though!!
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