Sell central heating combination boiler

Description

Ailunsi central heating water boiler heaters feature with following: Digital controller with large scale integrated circuit, LCD temperature display and multi-functional diagnostic function, man-machine conversation, shows current temperature and working status of the system including normal status, programm setting status, failure status. Suitable for many type of gas and Rated gas pressure(Pa), LPG ***0, NG ***0, Coal gas ***0, Environment friendly, CO(a=1)exaust, 0.**7% Heat efficiency and energy-saving, *0%, â…¡ grade, Safe, secure with *0 protection function, Remote controller and room temperature thermostat is optional, Constant sanitary hot water temperature with water flow stabilization sensor. Closed and pump forced waterway circulation, The main controller is compatible to various architecture heating and ventilation system including radiators, fin, floor heating, fan coil, Multi-timing program for hourly, daily, weekly, Ailunsi gas boilers with *0 protection function, Anti-freezing, when the circulating water temperature is lower than 5 Centigrade, the water pump runs automatically, and the combustion work to heat the water at minimum power status.When the water temperature is up to *0 Centigrade, the system stops working automatically. Water pump anti-seizing, Every *4 hours of standby, the water pump runs automatically for one minute, effectively preventing waterway blocking, prevent water pump from being seized. Bypassing protection, When the main heating circulation is closed or bloced accidentally, the by-pass valve is opened automatically to protect the system . Sanitary hot water first, When the water flow is too small, the sanitary hot water is firstly provided, and the diagnostic status show the code indicating the circulating water is insufficient, Guarding against over high temperature, When the water temperature is up to the utmost margin temperature *0 Centigrade, the gas proportioning valve is closed and