Reference in these instructions to BritishStandards and Statutory Our Guarantee gives you peace of mind plus valuable protection against 1 General WATER CONNECTIONS 28mm COPPER PIPE GAS CONNECTIONS RC 1 / 2 ( 1 / 4. until switched off, either by the control thermostat or a remote system control...
Try turning up the thermostat for a while to see if this generates heat Check your boiler’s pressure gauge to verify it’s around 1 bar. If not, there may be a leak or it may simply need repressurising – check your boiler manual for instructions ...