Wiring a horseman 425 tiara | Central Heating Forum | Plumbers Forums
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Discuss Wiring a horseman 425 tiara in the Central Heating Forum area at Plumbers Forums

J

Jimmy P

Hi,I wish to change a 600 switchmaster heating timer with a horseman 425 tiara.i have connected all the wiring as per instructions.i have however noticed a loose yellow wire on the switchmaster,it looks like it should be connected to term 3 . Is this correct. And when I get round to changing timer,where would this wire go on the tiara.i am guessing this wire may be to the motorised valve.is this correct and thanks for any help.jim
 
What terminal was it in on the old one ?
 

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