3
Installation & Owner‘s Manual
3.4 If installed in inclosed space
The water heater must be located in a space >15m³, and must have
unrestricted air flow. As an example, a room that has an 2.5 tall
ceiling and is 3 meter long by 2 meter wide would contain 15m³ .
3.5 Unit outline dimension (unit: mm)
Fig.3-2
Fig.3-1
ΦA
H
ΦB
Table 3-2
H 1580
ΦA
552
568
Φ
B
RSJ-15/190RDN3-E
Dimension
Model
≥600
≥500
≥300
3.3 Maintenance space requirements (unit: mm)
●
The ambient air temperature must also be considered when
installing this unit, in heat pump mode the ambient air tempera-
ture must be above 5℃ and below 43℃.If the ambient air
temperature falls outside these upper and lower limits,the
electrical elements will activate to meet the hot water demand
and the heat pump will not operate.
●
The unit should be located in an area not subject to freezing
temperatures.
A unit located in unconditioned spaces
(i.e.,
garages, basements, etc.) may require the water piping, conden-
sate piping, and drain piping to be insulated to shelter agianst
freezing.
CAUTION
CAUTION
WARNING
● The unit must be securely fixed, otherwise, noise and vibartion
may result.
● Make sure that there are no obstacle around the unit.
● In places where there are strong winds like seaside, fix the unit
in a location protected from the wind.
Installing the unit in any of the following places may lead to
malfunction (If it is inevitable, consult the supplier prior to purchase).
● The site contains mineral oils such as lubricant of cutting
machines.
● Seaside or where the air contains salt.
● Hot spring area where corrosive gases exist, e.g., sulfide gas.
● Factories where the power voltage fluctuates seriously.
● Inside a car or cabin.
● Places with direct sunlight and other heat supplies. If there’s no
way to avoid these, please install a cover.
● Places like kitchen where oil may permeate system.
● Place where strong electromagnetic fields exist.
● Place where flammable gases or materials exist.
● Place where acidic or alkaline gases exist.
● Other special environments.
Display
Barrier
≥600
600
≥300
≥300
Air outlet
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