EAS ELECTRIC E300WHF Manual De Usuario página 43

4.5.3 If the machine is installed in outdoor, An air inlet flexible pipe should be added during installation.
Please purchase by yourself(air outlet flexible pipe attached itself). This pipe and clamp diagram is ø180mm.
4.5.4.If the machine is installed in outdoor, and the region of winter temperature is lower than 0℃, please
be sure to keep the water pipes warm to prevent freezing；If necessary, add piping heating device to
avoid pipe freezing. If the heat pump is not used in winter, it is recommended to put the water in the
water tank and water pipes clean to avoid freezing.
Warning：
If installed outdoors, damp environment in winter, when the winter air temperature is lower than 0 ℃,
pipe water may freeze, the ice will drain plug, this kind of situation will eventually affect the use.
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