Installation and Operating Instructions Woda Heizung DWH 30A Undercounter Drinking Water Heater
Product introduction 1 DWH 30A Undercounter drinking water heater Features 2 3 4 1 LCD display window 2 Status LED display 3 UP control button 4 DOWN control button 5 Power button 6 Heater base 5 6 Non-pressure faucet Element connectors Installation accessory LCD display Time Hot water temperature setting Celsius / Fahrenheit selector Current Temperature ECO mode on/off button ECO mode timer setup Malfunction detection 1
Internal Features 7 8 9 10 7 Fast heating tank 8 Automatic air release valve 9 Leakage Circuit Breaker 10 Flow meter Product Applications DWH 30A Undercounter drinking water heater specialized for quickly heating the purified drinking water. The user can set up the temperature as they desire. Product Function This system dispenses the water to the temperature you set. Smart heating function Adjustable temperature setup according to user needs Showing Current Temperature When the water comes out it will show the current temperature of the water in the heater tank. 2
The ECO Function The user can set the ECO function to turn off automatically each night (to reduce power consumption when not in use) making this system ECO friendly. Smart Self-Check function Automatically locates malfunction and informs user in order to solve the problem quickly. This equipment can automatically select the correct voltage (110V-220V). According to the user's preference the unit can display in or. Conditions for equipment installation Please refer to Installation Guide for technician menu details. This equipment is not designed to work with non-city provided water sources. Before installation the pipes should to be cleaned. Heat resistant / non-corrosive pipe must be used for installation. Purification units must be installed before entering the heating unit. Purification must be working correctly or it can damage the heating unit. 3
Water pressure and electricity must be maintained at all times for correct operation of the unit. Location of the heating unit should have easy access to both water and electrical supply. Equipment can be damaged if placed in locations subject to freezing, chemicals/solvents, high temperature or fumes. The unit has a maximum pipe pressure limit (please refer to technician manual). If the pressure is too high then you need to install a pressure reduction valve. Water pressure required for the system (please refer to technician manual). 13 12 14 Unit installation 11 11 Water inlet connection 12 Water outlet connection 13 Automatic air release valve 14 Leakage Circuit Breaker 15 Electric socket 15 4
Faucet installation 1 Locate proper place to drill a hole on the sink for the faucet. 1 4 3 2 Put a gasket to prevent water leaking. 3 Place the ring of the faucet on the sink. 4 Place non-pressure faucet on the base. 2 3 Tightening the Faucet 1 4 2 1 Screw on the faucet. 2 Place the C shaped rubber sealing gasket. 3 Set in C shape washer. 4 Fix down the faucet with lock nut. Final picture 5
Connection Method 1 1 Where the water comes out. 2 Connected to water inlet side of water heater. 3 Connected to outlet side of drinking water filter. 4 Connected to water outlet side of heater. 2 3 4 To water heater Filtered water in Hot water in Please pay attention to locating automatic air release valve outlet to drain pipe. The faucet will drip a little after closing the tap but this is normal because it is a nonpressure type faucet. Do not be concerned if this happens and continue using the unit. 6
Installation Diagram Time Setup Temp.Setup Heating/Ready (RED/GREEN) ECO Setup ECO Mode(BLUE) Error Code Ststem Error(RED) Time,Temp,and Setup display 7
Check off list You can use this list to check your work once again after you have installed and started up the unit. Make sure technicians install correctly Make sure you remove all the parts from the box? Make sure there is water purification equip ment installed before the water enters the heater? Make sure there is no problem to supply the water and electricity? Make sure you fill the heating water tank before starting? Open the water inlet valve and make sure all the installation is correct (check water flow direction arrow)? Make sure the automatic air release valve is fixed firmly already? Make sure to document the installation and keep for future reference? Make sure to inform customers doing the maintenance every six months to insure the system runs smoothly? Check every part and pipe for leaks. If you don't use the system for some time after installation you must re-check everything before using. 8
Begin Operation Please ensure the system is correctly installed. Fulfill the heating water tank Open faucet Open the water inlet valve letting the water enter the tank (10) for about 3 minutes. (3 liters in size) When water starts to come from the faucet then the tank is full and the faucet can be turned off. Plug in the Power The equipment will automatically select the right voltage. (either 110V or 220V) Turn on the Power Press Power button LCD screen will turn on and the system start to heat. The user can adjust all the settings as desired. Attention: If you want to get hot water right away still allow 15 minutes for the first tank of water to heat. 9
System Settings Setting the Time Press and hold the UP and DOWN control buttons at the same time for 3 seconds. * The TIME will start to flash Press UP or DOWN control button to adjust the "Hour" Press the Power button "Hour" to confirm the Press UP or DOWN control button to adjust the "Minutes" Press the Power button "Minutes" to confirm the 10
Setting water temperature and Unit Press and hold UP control button for 3 seconds to set the temp. and unit. * The temp. digit will start to flash Press UP or DOWN control button to set the temperature Press Power button to set the temperature Unit. * The UNIT will start to blink Press Up or Down button to change the temperature unit. Select the unit or Press Power button to confirm Unit 11
Setting ECO mode Press and hold Down control button for 3 seconds to enter ECO mode. * ECO will start to blink ECO mode: the time system starts to function * ON starts to blink Press Up or Down control button to set the time you want the system to start Press Power button time to confirm the start "ON" will stop blinking "OFF" will start to blink ECO mode: the time system stops to function * OFF starts to blink Press Up or Down control button to set the time you want the system to stop Press Power button to confirm the stop time "OFF" will stop blinking 12
ECO mode turns ON/OFF setting Press Up or Down control button to turn ON/OFF ECO mode Press Power button status. to confirm ECO mode Maintenance Please contact the original company to change the water filter regularly to ensure high quality hot water. If the machine is not in use for some time the water should be emptied by opening the faucet for 3 minutes to remove stagnant water When the system shows "Error" refer to the Error chart for the problem and follow the instructions. Unplug immediately or call the technician as necessary. 13
BAError Code Table Code Error Reasoning Troubleshooting methods 01 02 03 04 No inlet water Leakage Temperature sensor error Heating component error Please discover the reason for water blockage. After so, the machine will return to normal usage Please contact our service department and quote the error code Product SpecificationHDWH Unit 30 A Nominal inlet connection width Inch 1/4 Nominal pressure (PN) bar 7 Operating pressure prespressure bar 0.7 3.0 Heating tank Capacity L 3 Power supply V/Hz 110 230 / 50-60 Power consumption Watts 700 Temperature setting range 70 100 Dimension(Height H Width B) mm 316 190 Depth(T1 / T2) mm 312 / 358 Height of the air release valve connection mm 291 Height of inlet water connection mm 280 Nominal outlet connection width Inch 1/4 Weight kg Product No. PNR ST1 T2 14