GB-4
... in cooling mode, direct entry of sunlight
into the room: draw the curtains.
... installing in places near heat sources,
which could damage the unit.
... loose electrical connections.
... loosening the coolant connections after
connecting them (loss of refrigerant
charge).
... too many bends between indoor and out-
door units (see outdoor unit installation
manual).
Excessive distance between indoor and
outdoor units (see outdoor unit installation
manual).
... routing the condensate drain pipe to a
residential drain or sewer network without
a siphon. The height of the siphon in rela-
tion to the available head must be such as
to allow correct evacuation of condensate.
... crushing the coolant connection pipes
and the condensate drain pipe.
... an excessive height difference between
the indoor and outdoor units (see outdoor
unit installation manual)