Instructions For Installation; Prior To Installation; Place And Safety Distances; Heater Fence - Harvia HL7U1SA Owner's/Operator's Manual

3.1. Prior to Installation

Prior to installing the heater, read all the instructions
for installation (figure 9), as well as checking the fol-
lowing points:
The heater volume should be suitable for the
•
sauna room volume. Table 2 shows the mini-
mum and maximum volumes for each heater
output. A precondition for the given values is
that the sauna room is well heatinsulated.
Walls and ceiling are covered with wood panel.
Check that supply voltage and amperages are
•
available for the heater.
The breakers and the connection cables con-
•
form with valid regulations and their dimen-
sions are in accordance with table 3.
The location is suitable for the heater ( 3.2.).
•
Note! Only one electrical heater may be in-
•
stalled in the sauna room.
Heater Output Vaporizer
Out-
put
kW kW
HL(S)7U1S(A)
6,8 2,1
HL(S)7U3S(A)
HL(S)9U1S(A)
9,0 2,1
HL(S)9U3S(A)
HL(S)11U1S(A)
10,5 2,1
HL(S)11U3S(A)
Table 2. Installation details of the heater
Main Electrical Panel
Note: Control panel and power unit must be installed in a dry
place; away from spa, pool or shower; not outdoors. A
receptacle shall not be installed inside the sauna room.
Load Center
Load center shall be supplied
by electrical contactor during
field wiring. Load center can
be located in other serviceable
places, as well as location
shown on this diagram.
Figure 6. Sauna control / Minimum safety distances / Installing the temperature sensor

3. INSTRUCTIONS FOR INSTALLATION

Dimensions
Width/Depth/
Max. va-
porisation
Height
efficiency
inch
kg/h mm
16/16/33
2,5
415/410/840
16/16/33
2,5
415/410/840
16/19/33
2,5
415/485/840
Control Panel
Power Unit
EN

3.2. Place and Safety Distances

The minimum safety distances are described in
figure 4 and 6.
It is absolutely necessary to install the heater
•
according to these values. Neglecting them
causes a risk of fire.
Hot pieces of stone can damage floor coverings
•
and cause a risk of fire. The floor coverings of
the installation place should be heat-resistant.

3.3. Heater fence

It is necessary for safety and should be constructed
of softwood to match sauna interior. See figures
4 and 6 for clearances from sauna heater. Fence
should be attached to wall and should not be placed
higher than top of heater below rock line.
Stones Sauna room
Cubic vol.
Weight
2.3.!
max. min.
lb/kg lb/kg CuFt/m³
63,9 29 110 50 177 5
63,9 29 110 50 177 5
70,5 32 154 70 177 5
4"
100mm
Sensor
B
A
A
min.
2,8''/70mm
SEAL TIGHT CONDUIT
90°C WIRE
Floor Area Height
max. min max
CuFt/m³ sqft sqft inch/mm
354 10 75 1900
28 57
494 14 28 79 75 1900
635 18 28 102 75 1900
4"
100mm inch
A 2
B 42
B
A
A
A
min.
mm
50
1060
A
9