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Hi there
a friend has a Celtic boiler and the pressure guage reads 0.5 bar and rads are cold upstairs. I can't find a charging key to re-pressurise it, is there a way to do it without the key and where exactly is the part that charges, is it the part with the splines??
Thanks in advance
a friend has a Celtic boiler and the pressure guage reads 0.5 bar and rads are cold upstairs. I can't find a charging key to re-pressurise it, is there a way to do it without the key and where exactly is the part that charges, is it the part with the splines??
Thanks in advance