Water heater
Use instruction ：
Brazing plate heat exchanger produced by this company is used as heating water heater in centralized heating district. The instruction is as follows:

1、 The convection between tap water and heating water
2、 Better installed vertically or downward the interface
3、 In order to prevent the liquid solid blockage internal sheet ,     decontamination devices or 20 mesh strainer should be installed at     the entrance.
4、 In order to prevent freezing: it may freeze whenstop, in      order to prevent breakage, please send clean water.
5、 If you use the steam heating, you should switch to open the      tap water and then adjust the steam switch until the appropriate      temperature to use.
6、 When the temperature difference of the supply water stand pipe      or　back water stand pipe of the water heater is large , itcan 　      affect　the　water temperature.
7、  Under the low temperature of heating water or slow flow      situation, it is suggested to install the micro-screen and      circulating pump.
8、  Please install the valves in front and back of the  water heater      for cleaning.
9、 When there is some air in water heater, it will affect the     water temperature, please release gas    from decontamination     devices and radiator.