Samsung ADN BDEH Series Installation Manual page 34

3Way valve connection
f Check the type of 3Way valve and connect it to the terminal board as shown in the illustration.
f Use a rated wire and connect it as shown in the illustration.
f Initial setting of the valve is 'closed (no flow)' .
f 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)
f 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)
L N
3Way valve 1
N
PCB
Terminal
block
❋ Initially, relay is connected between L and B11/B14 of the terminal block.
• Before completing installation of 3Way valve, check the opening direction of the port.
CAUTION
Allowed connection
A
AB
Allowed (O)
DVM HYDRO UNIT_IM_E_03469A(1).indd 33
3Way valve 2
L
Relay
B9/B12 B10/B13
B A
Not allowed (X)
V2
V1
B11/B14
B
AB
A B
AB
Allowed (O)
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2012-11-21 오후 2:32:24