Vulcan-Hart 661 Series Owner's Manual And Installation Instructions
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Vulcan-Hart 661 Series Owner's Manual And Installation Instructions

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

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Summary of Contents for Vulcan-Hart 661 Series

  • Page 1 Owner’s Guide Installation Instructions Electric Domestic Water Heater This water heater must be installed and serviced by a qualified person. Please leave this guide with the householder.
  • Page 2 RHEEM AUSTRALIA PTY LTD A.B.N. 21 098 823 511 www.rheem.com.au, www.vulcan.com.au For Service Telephone 131 031 AUSTRALIA An electronic copy of these Owner’s Guide and Installation Instructions can be downloaded from vulcan.com.au. PATENTS This water heater may be protected by one or more patents or registered designs in the name of Rheem Australia Pty Ltd.

  • Page 3: Table Of Contents

    CONTENTS HOUSEHOLDER This booklet contains important information about your new water heater, including terms of the Vulcan warranty. We recommend you read pages 8 to 25, and the terms of the Vulcan warranty on pages 4 to 7. The other pages are intended for the installer but may be of interest. Warranty ..................

  • Page 4: Warranty

    VULCAN ELECTRIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY ELECTRIC WATER HEATERS 661, 662, 671 SERIES 160-400 MODELS 1. THE VULCAN WARRANTY – GENERAL This warranty is given by Rheem Australia Pty Limited ABN 21 098 823 511 of 1 Alan Street, Rydalmere New South Wales, the manufacturer of Vulcan mains pressure water heaters.
  • Page 5 VULCAN ELECTRIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY ELECTRIC WATER HEATERS 661, 662, 671 SERIES 160-400 MODELS Where the water heater is installed outside the boundaries of a metropolitan area as defined by Rheem or further than 25 km from either a regional Rheem branch office or an Accredited Rheem Service Agent's office, the cost of transport, insurance and travelling between the nearest branch office or Rheem Accredited Service Agent’s office and the installed site shall be the...
  • Page 6 VULCAN ELECTRIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY ELECTRIC WATER HEATERS 661, 662, 671 SERIES 160-400 MODELS Rheem may reject a claim under this warranty in its sole discretion if a third party solar diverter is connected to the water heater. 2.10 Subject to any statutory provisions to the contrary, this warranty excludes any and all claims for damage to furniture, carpet, walls, foundations or any other consequential loss either directly or indirectly due to leakage from the water...
  • Page 7 VULCAN ELECTRIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY ELECTRIC WATER HEATERS 661, 662, 671 SERIES 160-400 MODELS 4. ENTITLEMENT TO MAKE A CLAIM UNDER THIS WARRANTY To be entitled to make a claim under this warranty you need to: a) Be the owner of the water heater or have consent of the owner to act on their behalf b) Contact Rheem Service without undue delay after detection of the defect...

  • Page 8: Safety, Warnings, Installation Notes

    SAFETY, WARNINGS, INSTALLATION NOTES It is important you read the following safety and warnings information. SAFETY AND 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. ...
  • Page 9 SAFETY, WARNINGS, INSTALLATION NOTES  Servicing of a water heater must only be carried out by qualified personnel. Phone Rheem Service or their nearest Accredited Service Agent.  Only a person qualified to install or service a water heater can drain the water heater, if this is required.
  • Page 10 SAFETY, WARNINGS, INSTALLATION NOTES Operate the easing lever on the temperature pressure relief valve and expansion control valve once every six (6) months to clear any deposits and ensure the valve and its drain line are not blocked. It is very important the lever is raised “Minor Maintenance Every Six Months”...
  • Page 11 SAFETY, WARNINGS, INSTALLATION NOTES  The power supply wires are to be directly connected to the terminal block and earth tab connection, with no excess wire loops inside the front cover. The temperature rating of the power supply wires insulation must suit this application, or the wiring protected by insulating sleeving with an appropriate temperature rating if it can make contact with the internal storage cylinder.

  • Page 12: About Your Water Heater

    ABOUT YOUR WATER HEATER WATER HEATER APPLICATION This water heater is designed for use in a single family domestic dwelling for the purpose of heating potable water. Its use in an application other than this may shorten its life. MODEL TYPE ®...
  • Page 13 ABOUT YOUR WATER HEATER HOTTER WATER INCREASES THE RISK OF SCALD INJURY This water heater can deliver hot water at temperatures up to 70°C depending upon the thermostat setting, sufficiently hot to cause severe scalding. Water at this temperature may have been plumbed to fixtures where water hotter than 50°C is allowed, such as the kitchen and laundry.
  • Page 14 ABOUT YOUR WATER HEATER SINGLE ELEMENT MODEL This type of water heater has one heating unit with its own thermostat, located at the base of the water heater.  Continuous electricity supply This type of connection is suited to where the storage capacity is less than the normal daily usage.
  • Page 15 ABOUT YOUR WATER HEATER PRECAUTIONS Where damage to property can occur in the event of the water heater leaking, the water heater must be installed in a safe tray. Construction, installation and draining of a safe tray must comply with AS/NZS 3500.4 and all local codes and regulatory authority requirements.
  • Page 16 ABOUT YOUR WATER HEATER VICTORIAN CUSTOMERS Notice to Victorian Customers from the Victorian Building Authority. This water heater must be installed by a licensed person as required by the Victorian Building Act 1993. Only a licensed person will give you a Compliance Certificate, showing that the work complies with all the relevant Standards.

  • Page 17: Maintenance Requirements

    MAINTENANCE REQUIREMENTS MAJOR SERVICE EVERY FIVE YEARS It is recommended a major service be conducted on the water heater every five (5) years. Warning: Servicing of a water heater must only be carried out by qualified personnel. Phone Rheem Service or their nearest Accredited Service Agent. Note: The major service and routine replacement of any components, such as the anode and relief valve(s), are not included in the Vulcan warranty.
  • Page 18 MAINTENANCE REQUIREMENTS MINOR MAINTENANCE EVERY SIX MONTHS It is recommended minor maintenance be performed every six (6) months. Minor maintenance can be performed by the dwelling occupant. The minor maintenance includes:  Operate the easing lever on the temperature pressure relief valve. It is very “Relief Valves”...

  • Page 19: Water Supplies

    WATER SUPPLIES This water heater must be installed in accordance with this advice to be covered by the Vulcan warranty. This water heater is manufactured to suit the water conditions of most public reticulated water supplies. However, there are some known water chemistries which can have detrimental effects on the water heater and its operation and / or life expectancy.
  • Page 20 WATER SUPPLIES TOTAL DISSOLVED SOLIDS (TDS) mg/L 2500 (CONDUCTIVITY - μS/cm) (60) (215) (570) (860) (3570) Green Black Blue Blue above 2500 mg/L (3570 μS/cm), warranty applies to a vitreous enamel lined water heater cylinder if the correct coloured anode no warranty applies to a is used for the TDS / conductivity level of the water vitreous enamel lined...
  • Page 21 WATER SUPPLIES SATURATION INDEX The saturation index is used as a measure of the water’s corrosive or scaling properties. The saturation index figures stated are calculated using a water temperature of 80°C. In a corrosive water supply, the water can attack copper parts and cause them to fail.
  • Page 22 WATER SUPPLIES CHANGE OF WATER SUPPLY The changing or alternating from one water supply to another can have a detrimental effect on the operation and / or life expectation of a water heater cylinder, a temperature pressure relief valve and a heating unit. Where there is a changeover from one water supply to another, e.g.

  • Page 23: Save A Service Call

    SAVE A SERVICE CALL Check the items below before making a service call. You will be charged for attending to any condition or fault that is not related to the manufacture or failure of a part. NOT ENOUGH HOT WATER (OR NO HOT WATER) ...
  • Page 24 SAVE A SERVICE CALL  Water heater size Do you have the correct size water heater for your requirements? The sizing guide in the Vulcan sales literature suggests average sizes that may be needed. TEMPERATURE PRESSURE RELIEF VALVE OR EXPANSION CONTROL VALVE RUNNING ...
  • Page 25 SAVE A SERVICE CALL HIGHER THAN EXPECTED ELECTRICITY BILLS Should you at any time, feel your electricity bill is higher than expected, we suggest you check the following points:  Is the relief valve running excessively? “Temperature Pressure Relief Valve or Expansion Control Valve Refer to Running”...

  • Page 26: 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 the Plumbing Code of Australia (PCA), Standards AS/NZS 3500.4 and AS/NZS 3000, and all local codes and regulatory authority requirements.
  • Page 27 INSTALLATION WATER HEATER LOCATION The water heater is suitable for either indoor or outdoor installation. Whether located outdoor or indoor, the water heater should be installed close to the most frequently used outlet and its position chosen with safety and service in mind. Clearance must be allowed for servicing of the water heater.
  • Page 28 INSTALLATION MAINS WATER SUPPLY Where the mains water supply pressure exceeds that shown in the table below, an approved pressure limiting valve is required and should be fitted as shown in cold water connection diagram on page 36. 250 to 400 Model Temp press relief valve setting 1400 kPa...
  • Page 29 INSTALLATION HOT WATER DELIVERY This water heater can deliver hot water at temperatures up to 70°C, sufficiently hot to cause severe scalding. Water at this temperature may be plumbed to fixtures where water hotter than 50°C is allowed, such as the kitchen and laundry. The installing plumber may have a legal obligation to ensure the installation of this water heater meets the delivery water temperature requirements of the Plumbing Code of Australia so that scalding water temperatures are not delivered...
  • Page 30 INSTALLATION CIRCULATED HOT WATER FLOW AND RETURN SYSTEM If a Vulcan water heater is to be installed as part of a circulated hot water flow and return system, it must be able to provide a hot water outlet temperature of at least 60°C.
  • Page 31 INSTALLATION Off-Peak or Time Controlled Electricity Supply A single or twin element electric water heater connected to an Off-Peak electricity supply should not be installed as part of a circulated hot water flow and return system in a building. The benefits of the Off-Peak electricity supply will be significantly reduced.
  • Page 32 INSTALLATION REDUCING HEAT LOSSES The cold water line to and the hot water line from the water heater must be insulated in accordance with the requirements of AS/NZS 3500.4. The insulation must be weatherproof and UV resistant if exposed. SADDLING PIPE WORK To prevent damage to the cylinder when attaching pipe clips or saddles to the water heater jacket, we recommend the use of self-drilling screws with a maximum length of 13 mm.
  • Page 33 INSTALLATION TYPICAL INSTALLATION – OUTDOOR LOCATION OUTDOOR LOCATIONS TYPICAL INSTALLATION – INDOOR LOCATION OUTDOOR LOCATIONS INDOOR LOCATIONS Installation Typical INDOOR LOCATIONS Domestic Electric Water Heater Installation Typical Domestic Electric Water Heater...
  • Page 34 INSTALLATION DIMENSIONS AND TECHNICAL DATA – 671 SERIES 160 MODELS Single Element 671160 Hot Water Delivery litres Dimensions 1610 1332 degrees degrees TPR Valve 1400 Weight cartoned All models are suitable for either indoor or outdoor installation. 671 series 160 models have left hand (LH) water and TPR valve connections only. Technical data is subject to change.
  • Page 35 INSTALLATION DIMENSIONS AND TECHNICAL DATA – 661, 662 SERIES 250 TO 400 MODELS Single Element 661250 661315 661400 Twin Element 662315 662400 Hot Water Delivery litres Boost Capacity litres Dimensions 1395 1640 1840 1117 1317 1479 1228 1323 degrees degrees TPR Valve 1000 1000...

  • Page 36: 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 37 CONNECTIONS – PLUMBING PIPE SIZES To achieve true mains pressure operation, the cold water line to the water heater should be the same size or bigger than the hot water line from the water heater. The pipe sizing for hot water supply systems should be carried out by persons competent to do so, choosing the most suitable pipe size for each individual application.
  • Page 38 CONNECTIONS – PLUMBING EXPANSION CONTROL VALVE Local regulations may make it mandatory to install an expansion control valve (ECV) in the cold water line to the water heater. In other areas, an ECV is “Water Supplies” required if the saturation index is greater than +0.4 (refer to page 19).
  • Page 39 CONNECTIONS – PLUMBING If a drain line discharges into a tundish, the drain line from the tundish must be not less than DN20. The drain line from a tundish must meet the same requirements as for a drain line from a relief valve. Warning: As the function of the temperature pressure relief valve on this water heater is to discharge high temperature water under certain conditions, it is strongly recommended the pipe work downstream of the relief valve be...

  • Page 40: Connections - Electrical

    CONNECTIONS – ELECTRICAL 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. All electrical work and permanent wiring must be carried out by a qualified person and in accordance with the edition of the Wiring Rules AS/NZS 3000 in force in the state or territory at the time of installation, and all local codes and regulatory authority requirements.
  • Page 41 CONNECTIONS – ELECTRICAL For reasons of safety and economy, we advise the thermostat be set at the lowest temperature that will provide sufficient hot water. Dishwasher running costs can be adversely affected if the thermostat is set below 65°C. Discuss the thermostat setting requirements with the householder.

  • Page 42: 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 43: 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 42).
  • Page 44 Revision Date: 2020 October 122268F...

This manual is also suitable for:

662 series671 series160250315400

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