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Modena Unica Series User Manual Book

Modena Unica Series User Manual Book

Electric storage water heater
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User Manual Book
(Electric Storage Water Heater)
Unica Series
ES 10 A3, ES 15 A3

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Summary of Contents for Modena Unica Series

  • Page 1 User Manual Book (Electric Storage Water Heater) Unica Series ES 10 A3, ES 15 A3...
  • Page 2 Thank you for your trust in choosing MODENA products for your household needs. With your satisfaction as our priority, we constantly aim to deliver stylishly designed products equipped with state-of-the-art technology to assist you in your daily activities. This is your guidebook containing everything you need to know about our product.
  • Page 3: Table Of Contents

    CONTENTS PAGE. • Introduction • Part 1 : Important Safety Information • Part 2 : Product Introduction • Part 3 : Installation • Part 4 : How to Use • Part 5 : Maintenance • Part 6 : Troubleshooting • Part 7 : Disposal of Used Product •...
  • Page 4: Part 1: Important Safety Information

    General Remark The installation and maintenance has to be done by qualified professionals or authorized technicians of MODENA. MODENA is not responsible for any damage or malfunction caused by wrong installation or the failure of following instructions that are included in this manual book. For more information regarding to installation and maintenance guidelines in details, please refer to below chapters.
  • Page 5  During the heating process, there may be drops of water dripping from the pressure relief hole. This is a normal case. If there is an over-leaking, please contact MODENA customer call center for repair. This pressure relief hole shall, under no circumstances, be blocked; otherwise, the heater may be damaged, even resulting on accidents.
  • Page 6 Picture 2 Picture 3 Part 2: Product Introduction Nomenclature (The Terms to Classified Product Types and Names). ES 10A3, ES 15A3 = the product code of the electric storage water heater; = the capacity of the water heater (L); = the series of the water heater; Technical Performance Parameters Picture 4...
  • Page 7 Brief Introduction of the Product Structure Picture 5 Internal Wiring Diagram Picture 6...
  • Page 8: Part 3: Installation

    The height of the power socket to the ground shall not be less than 1.8m (see Picture 8). If there is a problem on the power cord, the cord should be replaced by MODENA, agencies or qualified person to ensure the safety. Picture 8 ...
  • Page 9 Plumbing Connection  The dimension of used pipe is G1/2 (”BSP ½”) ; The maximum and minimum pressures of inlet should use Pa (Bar) as the unit.  Connect the pressure relief valve with the water heater on the inlet of the water heater.
  • Page 10: Part 4: How To Use

    Note: Please be sure to use the accessories provided by MODENA to install this electric storage water heater. This electric storage water heater cannot be hung on the bracket until it has been confirmed to be firm and reliable. Otherwise, this water heater may drop off from the wall, resulting to its damage, even serious accidents of injury to the user.
  • Page 11 Operating the Unit Picture 12  Rotate the knob according to the marking scale on the knob to increase or decrease the temperature setting.  The green “Power” LED and red “Heating” LED will remain ON as long as the power is generated to the system.
  • Page 12: Part 5: Maintenance

    Tank cleaning frequency depends on the hardness of the water in each location where this water heater is applied. Cleaning must be performed by MODENA or special maintenance services.  The water heater is equipped with a thermal switch, which cuts off power supply of the heating element upon overheating water or the absence of water in the water heater.
  • Page 13: Part 6: Troubleshooting

    (slow heat) because it was covered by a crust of limestone (mud). Therefore, heating element must be cleaned off from the sediment each year. To do this cleaning procedure, contact MODENA Call Center. Part 6: Troubleshooting Check the things below before contacting MODENA Service Center in the event of interruption of operation:...
  • Page 14: Part 7: Disposal Of Used Product

    3. Open the inlet valve of running water 1. Replace the heating 1. Heating element is element and call MODENA deactivated Water temperature Service Center for repairs 2. Temperature controller is is not warm enough 2.
  • Page 15 Part 8: Part 8 : Specification Specifications Pa8: Specifications Model ES 15A3 ES 10A3 Type Storage (Tank) Installation Vertical Heat Souce Electric Heating Tank Material Stainless Steel Heating Tank Coating Titanium Porcelain Enamel Electric Safety (ELCB) Overpressure Safety Thermostat Double Grounding Terminal Anti-rust Magnihealth...
  • Page 16 11/20...

This manual is also suitable for:

Es 10 a3Es 15 a3