J

Jockey

Is this old thermostat wired right I want to replace it but I’m confused to why the red wire is on no3

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yes correct 3 is call eg heating on
 
Blue neutral n

Yellow live eg 1

Red live switched 3
 
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yes correct 3 is call eg heating on
Corbs I was going to tell him the same thing it’s just a set of contacts
 

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Thermostat
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Jockey,
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Megawatt,
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