In starting a new installation all the fuel and water pipes, boiler and all the other
heating system items must be flushed and free from deposits.
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x Before filling the system with water control the expansion tank pre
charge pressure in sealed systems.
x Open all the necessary valves for filling.
x Fill the heating system with water (water specifications shall be
according to boiler manuals) very slowly according to the air bleeding
capacity of the components.
x In open vented systems fill the system up expansion cistern’s proper
level. In sealed systems fill the system up to predefined pressure.
x Bleed all the air in the water side. Any air pockets have been
eliminated.
x Run the circulating pumps and control that they are working properly.
x Control all the possible water leakage points.
x Check all security and operation items are working properly and set
to system needs. If the safety valve is not factory adjusted, set it
according to system need and be sure that it is working properly.
x Control the fuel system installation.
x Bleed all the air in fuel system.
x Before firing the burner, be sure that system is full of water and all
control items are set to desired value and working properly.
x Check the fuel pressure, temperature and fuel line leakages before
running the burner.
x Run the burner and adjust it to proper output according to boiler
needs.
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