User manual
for the smooth flowing of freezing water.   
WARING: Checked carefully before drilling .To make 
sure there is nothing like the wire and the 
pipe behind this position.   
3.  Connect the drain hose pipe .Look at the diagram 
Notice: 
Please to make sure there is no water with the joining between the drain hose pipes. 
Any piece of the drain hose pipe should not be higher than the joining between the inflowing 
fence and the front board. 
4.  The wall sleeve of flange should be installed in the hole of indoor .The drain hose pipe 
should be educed to outdoor through the wall sleeve of flange. 
The outer pipe’s length can’t over 20mm. 
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