41
ENGLISH
3Way valve connection
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Check the type of 3Way valve and connect it to the terminal board as shown in the illustration.
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Use a rated wire and connect it as shown in the illustration.
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Initial setting of the valve is 'closed (no flow)'.
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3Way valve 1: Change the water flow direction to the indoor and hot water tank. (Direction will be towards indoor when
Normal open type valve is installed)
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3Way valve 2: Change the water flow direction to the solar energy and hot water tank. (Direction will be towards indoor
when Normal open type valve is installed)
V1
V2
L
N
3Way valve 2
3Way valve 1
Terminal block
B9/B12
B10/B13
B11/B14
N
L
PCB
Relay
❋
Initially, relay is connected between L and B11/B14 of the terminal block.
t
Before completing installation of 3Way valve, check the opening direction of the port.
CAUTION
Allowed connection
AB
A
B
AB
A
B
AB
A
B
Allowed (O)
Not allowed (X)
Allowed (O)
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