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Electrically Controlled Tankless Water Heater

Installa�on  uide,  ser  anual, and Warranty  nforma�on

TM

Electrically 

Controlled  

Tankless Water 

Heater

Elex 8.5 / Elex 12 / 

Elex 15 / Elex 18 / 

Elex 21 / Elex 24

TM

Summary of Contents for Elex 12

Page 1: ...Electrically Controlled Tankless Water Heater Installa on uide ser anual and Warranty nforma on TM Electrically Controlled Tankless Water Heater Elex 8 5 Elex 12 Elex 15 Elex 18 Elex 21 Elex 24 TM...

Page 2: ...02 Electric Tankless Water heater Installation Maunal and User Guide Contents Use of the manual Mounting instructions User manual Maintenance Trouble shooting Warranty conditions 3 5 19 21 22 25 TM...

Page 3: ...l contact your local distributor or manufacturer When you call please tell us the model number and the serial number of your unit written on the rating plate of the water heater Use of the manual Symb...

Page 4: ...ns and in accordance with the relevant standards and codes and this manual Correct and reliable operation of this unit will only be ensured if the original accessories and spare parts are used The fol...

Page 5: ...mat 4 spacers 1 gasket 4 screws 4 anchors Contents 1 device Elex 15 Elex 18 Elex 21 Elex 24 1 mounting template 1 bag of installation materials contects 1 inlet connector kit combined with filter mat...

Page 6: ...Stone or concrete drilling bits Pencil Adhesive tape Wire strippers All the devices require a single phase 220 240V supply If the electrical installation does not meet these requirements then it will...

Page 7: ...ter connection Cold water connection Input electric cable Connection to wall Connection to wall Connection to wall Minimum distance to the ceiling Mindestabstand zur Decke 4 4 4 8 Minimum distance fro...

Page 8: ...08 Electric Tankless Water heater Installation Maunal and User Guide TM Mounting instructions max 1 A5 A6 A7 A8 1 6...

Page 9: ...09 Electric tankless Water heater Installation Maunal and User Guide TM Mounting instructions A9 A10 A11 inlet outlet filter mat gasket L1 L2 3 1 2 Display plug Push the button to reset the switch...

Page 10: ...g Inlet Connector Outlet Connector Gasket Gasket MOUNTING TEMPLATE Minimum distance from wall Minimum distance from wall Warm water connection Cold water connection Minimum distance to the ground Mini...

Page 11: ...r Installation Maunal and User Guide TM Mounting instructions B5 B6 B7 B8 max 1 4 2 pipe wall pipe wall Don t over tighten the connections Use a spanner Max 18 Nm Arrow on the inlet connector must be...

Page 12: ...12 Electric Tankless Water heater Installation Maunal and User Guide TM B9 1 6 Mounting instructions B12 inlet outlet B11 3 2 1 Dis pla y plu g B10 L1 L2 L1 L2 Push the button to reset the switch...

Page 13: ...to the water supply Teflon tape must be used for sealing the threads 4 Cut the cable to the required length and connect it to the terminal block press the button to reset the switch as A8 and A9 show...

Page 14: ...9 B10 1 Insert the anchors into the holes drilled at last step 2 Install the appliance with the supplied screws and spacers 3 Install the hot water pipe to the left and install the cold water supply t...

Page 15: ...39 A 1 3 GPM 0 9 GPM 10 AWG 104 140 F 0 58 GPM 1 Wh h I IP 24 13 x 7 x 4 5 4 lb 1 2 NPT 115 PSI 15 PSI 50 55 A 1 8 GPM 1 3 GPM 8 AWG 104 140 F 0 58 GPM 1 Wh h I IP 24 13 x 7 x 4 5 4 lb 1 2 NPT 115 PSI...

Page 16: ...ections Max pressure water mains Switch on flow pressure Nominal power rating Elex 15 220 240V 50 60Hz 2 x 32 A 2 3 GPM 1 6 GPM 2 x 10 AWG 104 140 F 0 66 GPM 1 Wh h I IP 24 18 x 10 x 4 8 4 lb 1 2 NPT...

Page 17: ...ion class Type of protection Unit Dimensions Unit weight Water connections Max pressure water mains Switch on flow pressure Nominal power rating Elex 21 220 240V 50 60Hz 2 x 44 A 3 1 GPM 2 2 GPM 2 x 1...

Page 18: ...ise vs Flow Rate at 240V Note Temperature rise Hot Water Temp Cold Water Temp 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 7 5 8 0 Temperature R...

Page 19: ...hould not be used Suggestion To ensure that the minimum flow switch on flow of a water pressure operated device is reached the pressure loss head loss of the device fittings shower head shower hose an...

Page 20: ...rce in a safe way The main water valve should be closed before any work is done on the water pipe If the water supply is interrupted e g due to maintenance on the main water supply then the following...

Page 21: ...ommended especially when you live in an area with hard water exceeding 12 dH Higher water temperature will intensify calcifica tion It is therefore recommended to set the device at maximum 131 F 55 C...

Page 22: ...er is flowing but the unit is not heating the outgoing water temperature is the same as the cold water supply The digital display DOES light up Flow rate is too low water pressure is too low Your wate...

Page 23: ...ling a Flow Regulator Crossed wires If it s a new installation have your electrician double check the wiring Is possible that the wiring is incorrect Voltage less than 240 volts The heating elements o...

Page 24: ...even when you turn your control lever or handle to full hot These devices are usually adjustable so you can turn off the cold mix completely You can compensate for this by increasing the setting on y...

Page 25: ...if the problem is caused by extreme values of drinking water pH value not between 7 and 9 5 and or Cl above 150 mg l and or Fe above 0 2mg l Claims The warranty shall be valid for 24 months The warra...

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Page 28: ...Elex 8 5 12 15 18 21 24 TM REV2 1 NA 201901...

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