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Size and position of connections
For SCV-50EA & SCV-70EA model
water inlet
auto-water
replenishing orifice
security discharge
water outlet
Water outlet of plate heat exchanger
A
B
Model
(mm)
(mm)
SCV-50EA
70
106
SCV-70EA
For SCV-100EA, SCV-120EA, SCV-140EA, SCV-160EA model
auto-water
replenishing orifice
water outlet
water inlet
Model
SCV-100EA
SCV-120EA
SCV-140EA
SCV-160EA
Important
a)
The installation must be filled to a pressure of between 1 and 2 bars.
b)
It is recommended that this operation be repeated after the unit has been operating for a number of hours.
The pressure of the installation should be checked regularly and if it drops below 1 bar, the water content
should be topped-up.
c)
Check the hydraulic tightness of joints.
d)
An all-pole disconnection device which has at least 3mm separation distance in all pole and a residual
current device (RCD) with the rating of above 10mA shall be incorporated in the fixed wiring according to
the national rule the appliance shall be installed in accordance with national wiring regulations.
e)
If the fluid in the circuit contains anti-freeze, it should not be allowed to drain freely as it is pollutant. It
should be collected for possible reuse. When draining after heat pump operation, take care as the water
may be hot (up to 50°).
A
E
H
C
D
E
(mm)
(mm)
(mm)
230
362
108
security discharge
E
F
A
B
C
D
(mm)
(mm)
(mm)
(mm)
300
195
155
105
F
G
H
(mm)
(mm)
(mm)
inlet/outlet (Ø)
161
76
119
Water
E
F
inlet/outlet
(mm)
(mm)
(Ø)
68
105
R5/4
37
Water
Auto-water
replenishing (Ø)
R1
G1/2
Auto-water
replenishing (Ø)
G1/2
Security
discharge (Ø)
G1/2
Security
discharge (Ø)
G1/2
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