Related Manuals for Wijas POW 12H
Summary of Contents for Wijas POW 12H
- Page 1 INSTRUCTIONS FOR ASSEMBLY AND OPERATION Flow pressure water heaters type POW 12H, 15H, 18H, 21H...
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Page 2: Safety Recommendations
Before using the heater please read the instructions carefully. In the future it will pay off in the form of failure-free operation for a long time. Flow water heaters series POW 12H, 15H, 18H, 21H with two-degree hydraulic switch are designed for heating utility water. -
Page 3: Instructions For Assembly
The heater does not have any electronic temperature control unit what may cause the temperature rise as a result of lower water flow or the rise of the temperature of the water fittings. Instructions for assembly Installation as well as start-up of the POW-H heater should be done by an authorized per- son in accordance with the instructions included in the Instructions. - Page 4 Pict. 1. Casing of the heater 1. Power indicator 2. Button increasing the heating power 3. Button decreasing the heating power 4. The screw fastening the casing Pict. 2. Display plate with belt cable 1. Plug 2. “KEYBOARD” socket 3. Keyboard plate Pict.
- Page 5 Pict. 4. Diagram of electrical installation Start-up In order to remove air from the water installation and the heater prior to turning on electric power, open warm water valve for about 20 seconds. Then turn on the power. After turning on the power all indicators will light.
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Page 6: Cleaning The Water Filter
Efficiency of warm water depends on the temperature of inlet water. Water temperature Water temperature at heater outlet 40 at heater outlet 50 10,5 12,1 POW 12H POW 15H POW 18H POW 21H Adjusting the heating power Power I/II degree... - Page 7 1. Control valve knob (position: flow closed) 2. Valve plug 3. Magnetic filter 4. Mesh filter Pict. 5. Control valve with a filter Mulfunctioning of the heater Removing the given below causes of mulfunctioning of the heater is not included in manu- facturer’s warranty.
- Page 8 Internal structure of the device Pict. 6. 1. Lower casing 7. Hole for inserting the supply cable 2. Heating unit 8. Power plate with a driver 3. Air block and flow sensors 9. Connection of feedwater (cold) 4. Thermal switch 10.
- Page 9 Pict. 7. Schematic diagram POW 12H, 15H, 18H, 21H – thermal switch – driver plate – heating unit 5, 6 – air block and flow sensors – pressure switch PE – terminal of the protective cable G1, G2, G3 – immersion heaters...
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Page 10: Technical Data
Technical data POW heater Rated power Supply voltage 400 V 3~ Frequency Maximum power consumption 17,3 21,6 30,3 Minimum cross-section 4 x 2,5 4 x 2,5 4 x 4 4 x 4 of connection cables Maximum cross-section 4 x 10 of connection cables Rated current of the circuit breaker Minimum electrical resistivity... - Page 12 IMPORTANT INSTRUCTIONS CONCERNING THE DETERIORATED DEVICE Pursuant to the provisions of the Act dated 29 July 2005 on waste electric and electronic equipment, it is forbidden to put together with municipal waste the dete- riorated equipment marked with the symbol of crossed out bin. A user who intends to get rid of the product, should take the waste electric or electronic equipment to the point collecting the waste equipment.
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