LG ATNH24GPLE2 User Manual page 53

SINGLE ZONE
2. Guideline for each installation process
2.3.3 Caution for drain piping work
Notice on drain working
1. Drain pipe should be insulated all connected joints and ends.
CAUTION
Flexible tube should be connected with clamp concentrically.
If not, water will leak from the connection.
<clamp connection>
2. No reverse slope for drain connection
Sharp crook Sharp crook
Sharp crook
Water flow
<Reverse slope>
Heat pump 60Hz/R410A
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