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Electric Water Heater
Owner's Guide
and
Installation Instructions
This water heater must be installed and serviced by a qualified person.
Please leave this guide with the householder.

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Table of Contents
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Summary of Contents for Solahart PowerStore

  • Page 1 Electric Water Heater Owner’s Guide Installation Instructions This water heater must be installed and serviced by a qualified person. Please leave this guide with the householder.
  • Page 2 PATENTS This water heater may be protected by one or more patents or registered designs in the names of Solahart Industries Pty Ltd or Rheem Australia Pty Ltd. TRADEMARKS ® Registered trademark of Solahart Industries Pty Ltd or Rheem Australia Pty Ltd.
  • Page 3: Table Of Contents

    Solahart warranty. We recommend you read pages 11 to 22, and the terms of the Solahart warranty on pages 4 to 6. The other pages are intended for the installer but may be of interest.
  • Page 4: Warranty

    If you require a call out and we find that the fault is not covered by the Solahart warranty, you are responsible for our standard call out charge. If you wish to have the relevant component repaired or replaced by Solahart, that service will be at your cost.
  • Page 5 2.10 If the water heater is not sized to supply the hot water demand in accordance with the guidelines in Solahart’s water heater literature, any resultant fault will not be covered by the Solahart warranty.
  • Page 6 You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. The Solahart warranty (set out above) is in addition to any rights and remedies that you may have under the Australian Consumer Law.
  • Page 7: How Your Water Heater Works

    The Solahart PowerStore also has the ability to tell the external control device the amount of hot water available at any time, enabling it to be used as a key component in a sophisticated home energy management system (HEMS) provided by a third party service provider.
  • Page 8 HOW YOUR WATER HEATER WORKS The Solahart PowerStore has inbuilt protection against running low on hot water and will also maintain a fixed minimum water temperature as a safety and compliance requirement. During periods when there is no excess power from solar PV generation and heating of the water is required, electricity from the utility grid will be used to ensure the availability of hot water.
  • Page 9 In conjunction with 1, 2, 3, 4 or 5 simultaneous yellow and Fast flash red LED fast flashes – LED display is user initiated (abnormal operation) (* A minor amount of grid energy may be used as the PowerStore control system tracks available excess solar PV production. This is normal operation.)
  • Page 10 HOW YOUR WATER HEATER WORKS Blue LED The blue LED is dedicated to display the communication activity between the water heater and the external control device. Blue LED Mode Operational Status Off or Disabled mode There may be loss of power, or Solid Blue (abnormal operation) there may be a problem with the water heater...
  • Page 11: About Your Water Heater

    Phone your nearest Solahart Dealer to arrange for an inspection. The Solahart warranty may not cover faults if relief valves or other safety devices are tampered with or if the installation is not in accordance with these instructions.
  • Page 12 ABOUT YOUR WATER HEATER WARNINGS  This water heater is only intended to be operated by persons who have the experience or the knowledge and the capabilities to do so.  This water heater is not intended to be operated by persons with reduced physical, sensory or mental capabilities i.e.
  • Page 13 You are granted a non-exclusive, non-transferable right to run and use the Software and any updated versions that we or our licensor may provide to you, only in and as incorporated in your Solahart water heater and for the normal operation of the water heater. You do not have any rights to obtain future upgrades, updates, or supplements to any Software.
  • Page 14: Maintenance Requirements

    Note: The major service and routine replacement of any components, such as the anode and relief valve(s), are not included in the Solahart warranty. A charge will be made for this work. Only genuine replacement parts should be used on this water heater.
  • Page 15 Solahart Dealer. The expansion control valve should be checked for performance or replaced at intervals not exceeding five (5) years, or more frequently in areas where there is a high incidence of water...
  • Page 16: Water Supplies

    If an incorrect colour coded anode is used in the water heater, any resultant faults will not be covered by the Solahart warranty. In addition, the use of an incorrect colour coded anode may shorten the life of the water heater cylinder.
  • Page 17 In a corrosive water supply, the water can attack copper parts and cause them to fail. Where the saturation index is less than –1.0, the water is very corrosive and the Solahart warranty does not apply to the copper sheathed heating unit.
  • Page 18 The water heater and its components are not suitable for certain water chemistries. Those chemistries are listed below. If the water heater is connected at any time to a water supply with the following water chemistry, the Solahart warranty will not cover any resultant faults on the components listed below: Water Chemistry Component Total Dissolved Solids (TDS) >...
  • Page 19: Save A Service Call

    The water heater must be switched off at the switchboard. Phone your nearest Solahart Dealer to arrange for an inspection. EXPANSION CONTROL VALVE RUNNING If an expansion control valve is fitted in the cold water line to the water heater (refer to the...
  • Page 20 Red LED is Fast Flashing (yellow and green LEDs are off) If the red LED is fast flashing, there may be a fault with the tank Master Controller Module. Phone your nearest Solahart Dealer to arrange for an inspection. ...
  • Page 21 After the fault codes have been noted, phone your nearest Solahart Dealer to arrange for an inspection. Blue LED recommences to blink flash If the blue LED recommences to blink flash after thirty (30) minutes, phone your nearest Solahart Dealer to arrange for an inspection.
  • Page 22 The electricity tariff to which your water heater is connected will determine the overall operating cost of the system. It is important you are aware of this tariff, i.e. Domestic / Continuous Time of Use supply. IF YOU HAVE CHECKED ALL THE FOREGOING AND STILL BELIEVE YOU NEED ASSISTANCE, PHONE YOUR NEAREST SOLAHART DEALER.
  • Page 23: Installation

    INSTALLATION THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING INSTALLATION STANDARDS The water heater must be installed:  by a qualified person, and  in accordance with the installation instructions, and  in compliance with Standards AS/NZS 3500.4, AS/NZS 3000 and all local codes and regulatory authority requirements.
  • Page 24 This water heater can deliver water at temperatures which can cause scalding. It is necessary and we recommend that a temperature limiting device be fitted between a Solahart 315PVV water heater and the hot water outlets in any ablution area such as a bathroom or ensuite, to reduce the risk of scalding.
  • Page 25 INSTALLATION CIRCULATED HOT WATER FLOW AND RETURN SYSTEM This water heater should not be installed as part of a circulated hot water flow and return system in a building. The benefits of solar gain will be significantly reduced. If a circulated flow and return system is required, it is necessary to install a secondary water heater supplied from this water heater.
  • Page 26 If an incorrect colour coded anode is used in the water heater, any resultant faults will not be covered by the Solahart warranty. In addition, the use of an incorrect colour coded anode may shorten the life of the water heater cylinder.
  • Page 27 INSTALLATION TYPICAL INSTALLATION – OUTDOOR LOCATION TYPICAL INSTALLATION – INDOOR LOCATION...
  • Page 28 INSTALLATION DIMENSIONS AND TECHNICAL DATA Hot Water Top Element Bottom Element TPR Valve Weight Weight Model Delivery Rating Capacity Capacity Rating Packaged Full 315PVV 315 litres 150 litres 315 litres 1000 kPa 99 kg 417 kg Dimensions (mm) 315PVV 1661 1317 32°...
  • Page 29: Connections - Plumbing

    CONNECTIONS – PLUMBING All plumbing work must be carried out by a qualified person and in accordance with the Standard AS/NZS 3500.4 and all local codes and regulatory authority requirements. CONNECTION SIZES  Hot water connection Rp 3/4  Cold water connection Rp 3/4 ...
  • Page 30 CONNECTIONS – PLUMBING TEMPERATURE PRESSURE RELIEF VALVE The temperature pressure relief valve is shipped in a plastic bag attached to the water heater. The temperature pressure relief valve must be fitted before the water heater is operated. Before fitting the relief valve, make sure the probe has not been bent.
  • Page 31: Connections - Electrical

    PowerStore water heater, to the water heater. For an external control device that cannot use PLT to communicate with the PowerStore water heater’s Master Controller Module, either due to lack of capability or excessive line noise, then a cable suitable for RS485 communication is required to be connected between the external control device and the Master Controller Module on the water heater.
  • Page 32 CONNECTIONS – ELECTRICAL RS485 Communication Cable Connection Procedure To connect a cable for RS485 communication to the water heater: Master Controller Module Undo the screw securing the Sunshield from the Master Controller Module, and set the Sunshield and screw aside. Undo the four screws securing the cover Sunshield plate to the front of the User Interface...
  • Page 33 CONNECTIONS – ELECTRICAL WIRING DIAGRAM Top thermostat – fixed setting Bottom thermostat – fixed setting 80°C 80°C. Electrical Circuit for Twin Element Variable Power Water Heater Robertshaw “ST” Thermostats...
  • Page 34: Commissioning

    COMMISSIONING TO FILL AND TURN ON THE WATER HEATER The power supply to the water heater must not be switched on until the water heater is filled with water and a satisfactory megger reading is obtained.  Open all of the hot water taps in the house (don’t forget the shower). ...
  • Page 35: Draining The Water Heater

    DRAINING THE WATER HEATER Warning: Exercise care, as water discharged from the water heater may be of a very high temperature. To drain the water heater:  “To Turn Off The Water Heater” Turn off the water heater (refer to on page 34).
  • Page 36 Revision Date: 2018 June 122273A...

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