Fontecal boiler manuals pdf downloads
The following paragraph shall briefly describe briefly describes the functioning principle which characterizes the boiler itself. Please carefully follow the both use and maintenance instructions in order to commence the warranty period.
Models
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The boiler is available into the following versions:: W Models S E / S ER :heating only; opened / sealed chamber. W Models X E / X ER :heating and hot water production opened /sealed chamber.
“S” model is designed for heating only or for the connection to an external water tank. The boiler electronics controls the changeover valve which could be used to manage the water tank.
“X” model is equipped with a rapid exchange system for hot water instantaneous production, the system can supply 13 l/min with a 25°C heat difference as compared to the inlet water. Hot water demand is detected by a differential pressure switch which is activated with a minimum water flow of 1.6 l/min