Thermal relief valve, two way safety valve. PBI 18kW Automated Wood Pellet & Multi Fuel Boiler user then topped up the

user then topped up the boiler with fresh load of logs

Main maintenance functions to be carried out are ash emptying  every 1-2 weeks and heat exchanger cleaning every 4-12 weeks

Water is fed from heat source using pipes and delivered to coils within heat exchanger

dimensions and available power outputs please see parameters sheet

depending on a model and fan speed

Thermal relief valve, two way safety valve. PBI 18kW Automated Wood Pellet & Multi Fuel Boiler user then topped up theThermal relief valve, two way safety valve. Crack opening temperature 97deg C + 2 Max working pressure on hot water side 4 bar Max working pressure on cold water side 6 bar Pipe connections G3 4 Heat source connection R3 4 tapered thread Mass 0. 8kg If you have any questions about this or any other product, don't hesitate to get in touch.