7.3 Drain hole position
It's necessary to install an electrical heating belt if water can't drain out in cold weather even the big drain hole has
opened.
7.4 Servicing space requirements
7.4.1 In case of stacked installation
1) In case obstacles exist in front of the air outlet side.
≥500mm
A
Drain hole
NOTE
2) In case obstacles exist in front of the air inlet side.
≥400mm
Unit
5~9kW
12~16kW
11
This drain hole is
covered by rubber
plug. If the small
drain hole can not
meet the drainage
requirements, the
big drain hole can
be used at the
same time.
≥500mm
≥400mm
A(mm)
≥1000
≥1500
≥300mm