Hitachi RAS-3.0HNSKQ Original Instruction page 27

(3)The drain holes are working during the heating and defrosting operation. Choose a place where well
drainage is available, or provide a groove for draining.
(4)The unit will produce condensate in heating mode. And the condensate will freeze in colder climates,
which may cause the road slippery if not properly managed.
(5)The base of the outdoor unit should be installed on a foundation, which made of concrete or metal
frame. When the rubber gaskets have been adopted, they should also be positioned under the feet of the
outdoor unit.
(6)When the outdoor unit is installed on a metal frame, the metal plates should be used to adjust the frame
width for stable installation.
Recommended Metal Plate Size (Field-Supplied):
Material: Hot-Rolled Mild Steel Plate (SPHC);
Plate Thickness: 4.5mm.
Aluminum fins have very sharp edges, handle them carefully to avoid injuries.
◆
NOTE:
 Install the outdoor unit on a roof or in an area where only service engineers come in contact with the
outdoor unit.
Incorrect
18
Correct