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Summary of Contents for Wijas Type POW-LCD MULTI
- Page 1 INSTALLATION AND OPERATION MANUAL Flow water heaters type POW-LCD MULTI...
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Page 2: Installation Instructions
Before using the heater, please read the instructions carefully. In the future it will benefit by its failure-free operation for a long time. Flow water heaters series POW-LCD MULTI are intended for heating tap water. They can sup- ply hot water to several water outlets located in different rooms. These heaters are equipped with heating coils which are directly washed by water. - Page 3 8. Remove the securing blanking plugs from water pipes. 9. Connect the heater to the water distribution system (Fig. 5 service line marked 14, outlet marked 15) 10. Switch on the water supplying the heater and check the tightness of the connections. 11.
- Page 4 Fig. 3. Fig. 4 Diagram of electrical wiring Water heater Starting In order to remove air from the water distribution system and the heater, before turning the power on, open the hot water valve for approx. 20 seconds in order to remove air bubbles from the system.
- Page 5 Setting the temperature of water is done by pressing one of the buttons located under the display marked “–” and “+ ” (Fig. 1) in the range from 30 C to 60 C accurate every 0.5 Detecting the flow greater than 2.7 l/min by the heater system will result in switching off the device.
- Page 6 Programming T1, T2, T3 buttons The heater can save three values of temperatures selected by the user. To save, as well as select temperatures the buttons marked T1, T2, T3 are used. In order to assign the tempera- ture value to any of the buttons (T1, T2, T3): 1.
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Page 7: Cleaning The Water Filter
Installed power Installation of airlock sensors Basic mode Cleaning the water filter In a situation when the filter has become fully or partially blocked: 1. Disconnect the power supply. 2. Unscrew the fastening screw located at the bottom of the housing (Fig. 1), then take off the housing holding it at such a distance from the heater that the ribbon cable connecting the display with the heater was not tightened, and then disconnect the cable by plugging it out of the socket marked “LCD”... - Page 8 Malfunctioning of the heater Removing the causes of the malfunctioning of the heater given below is not included in the manufacturer’s guaranty. Should none of the following occur, please contact the service point. Display does not light: – disconnected ribbon cable connecting the controller board with the display (Fig. 2). –...
- Page 9 Internal structure of the device 1. Lower housing. 11. Terminals will be parts of the pressure 2. Upper housing (fig. 1) switch. 3. Display board with keyboard. 12. Hole for inserting the power cord. 4. Heating unit. 13. Controller board. 5.
- Page 10 Fig. 7 Schematic diagram of POW-LCD MULTI – thermal switch – display board and keyboard – flow switch (turbine) – inlet water temperature probe – outlet water temperature probe 6, 7 – flow switch and air lock sensor – heating unit –...
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Page 11: Technical Data
Technical data MULTI 11/13,5/15 MULTI 18/21/24 Heater POW-MULTI 13,5 Switching power Rated power 13,5 Supply voltage 400 V 3~ Frequency Power consumption 19,4 22,2 35,5 Minimum cross-section 4 x 2,5 4 x 2,5 4 x 2,5 4 x 4 4 x 4 4 x 6 of connecting Maximum cross-section... -
Page 12: Contents Of The Packaging
Contents of the packaging Heater POW-LCD MULTI pcs. 1 Control valve pcs. 1 Fastening screws with expansion plugs pcs. 3 Gaskets pcs. 2 Template pcs. 1 Operating instructions pcs. 1 Guaranty card pcs. 1 IMPORTANT INSTRUCTIONS CONCERNING THE DETERIORATED DEVICE Pursuant to the provisions of the Act dated 29 July 2005 on waste electric and elec- tronic equipment, it is forbidden to put together with municipal waste the deteriorated equipment marked with the symbol of the crossed out bin.
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