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Manuel Fuel Feeding, ÜKY/W Hot Water Boiler User Manual
RULES FOR HEATING INSTALLATION
Pay attention to the figure on the right while positioning
the pump. When assembled, the junction box with the
electrical terminals of the pump should not come down.
The rotor part of the pump should not be pointing down.
When the circulation pump is installed, the failure of the
electrical connections to come down will eliminate the
problem of entering the water into the pump.
Perpendicular installation of the shaft should also be avoided in order to prevent the pump shaft from
pressing the housing or the outer cover during operation.
Expansion tank:
In hot water heating systems, when the water is heated from 10ºC to 90ºC, its volume increases by
3.55% in its first volume. Expansion tanks are used in order to obtain this expansion due to the