7.3 Drain hole position
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.
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
1) Single unit installation
Air inlet
2) Parallel connect the two units or above
>300
>3000
3) Parallel connect the front with rear sides
>3000
NOTE
(Wall or obstacle)
Air inlet
>300
Air outlet
>600
>6000
>1000
10
Drain hole
Maintain the electric
wire and pipeline
>600
>4000
>300
V.1