Installation
20
Hydro Kit
2) Water Tank(DHW) Installation
- For water tank(DHW) operation, dip switch #2 in Hydro Kit PCB should be set correctly, please refer
the “System Set-Up, Dip Switch Setting”
- Wi-Fi module(PWFMDD200, 105 cm) is connected to ‘CN-WF” on Hydro Kit PCB.
To increase the length between Wi-Fi modem and Hydro Kit, please purchase USB Extension
Cable(PWYREW000, 10 m)
- DHW(Sanitary water) tank should be located at the flat place.
- Water quality should comply with EN 98/83 EC Directives.
- DHW(Sanitary water) tank (indirect heat exchange), do not use anti water-freezing treatment like
ethylene glycol.
- It is highly recommend to wash out inside of the DHW(Sanitary water) tank after installation for
clean hot water.
- Near the DHW(Sanitary water) tank , there should be water supply and water drain for easy access
and maintenance.
Water tank temperature sensor(14) connection
13
12
1
1
Field SupplyLG Supply
3
3
11
10
9
8
6
5
4
2
7
Drainage
1
Water Supply
14
Wired Remote
Controller
Wi-fi Module
(PWFMDD200)
1
1 Shut-Off valve
2 Expansion tank
3 Service port(Drain valve)
4
Magnetic filter (Mandatory with
Corrosive material of pipe)
5 Water Pump
6 Strainer
7 Flow switch (included in product)
8 Balancing valve with flow meter
9 Automatic air separator
10 Pressure safety relief valve
11 Pressure meter
12 Check valve
13 Buffer Tank
14 Water Tank temperature Sensor (12 m)
If hot water mode is used, make sure to install sensor to
water tank.
• Make PT 1/2inch female bolt hole in the water tank and
install sensor in the water tank.
• Push the sensor into the hole of the sensor holder cap.
• Lock the sensor holder cap.
• Maximum length of water tank temperature sensor is 12 m.
PT 1/2 inch male
Process PT 1/2 inch
female bolt
Inside
water tank
Water tank outer wall
Water Tank
Temperature Sensor
Sensor
holder
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