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Summary of Contents for Vulcan-Hart 244 series
- Page 1 Owner’s Guide Installation Instructions Continuous Flow Gas Water Heater 244 series 627 models This water heater must be installed and serviced by a qualified person. Please leave this guide with the householder.
- Page 2 This water heater may be protected by one or more patents or registered designs in the name of Rheem Australia Pty Ltd or Paloma Co., Ltd. Rheem Australia Pty Ltd is the supplier of the Vulcan range of continuous flow gas water heaters, manufactured by Paloma Co., Ltd., a world leader in water heater technology and manufacture.
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Page 3: Table Of Contents
CONTENTS HOUSEHOLDER - We recommend you read pages 4 to 13. The other pages are intended for the installer but may be of interest. About Your Water Heater ......................4 Water Supplies ........................... 10 Save A Service Call ........................11 Installation –... -
Page 4: About Your Water Heater
Solar heated water can reach temperatures up to 70°C to 80°C for a Vulcan solar direct or indirect pumped system and possibly higher for some other models of solar water heaters. The in-series gas booster operates automatically. - Page 5 ABOUT YOUR WATER HEATER HOW HOT SHOULD THE WATER BE? The solar water heater will deliver water at temperatures up to 70°C to 80°C for a Vulcan solar direct or indirect pumped system and possibly maximum preset outlet temperature setting higher for some other models of solar water heaters.
- Page 6 Warning: For continued safety of this water heater it must be installed, operated and maintained in accordance with the Owner‟s Guide and Installation Instructions. The Vulcan 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 7 Service or their nearest Accredited Service Agent. Note: The five year service and routine replacement of any components, if required, are not included in the Vulcan warranty. A charge will be made for this work. Only genuine replacement parts should be used on this water heater.
- Page 8 ABOUT YOUR WATER HEATER CIRCULATED HOT WATER FLOW AND RETURN SYSTEM A Vulcan 244 627 model continuous flow water heater can be installed as part of a circulated hot water flow “Circulated Hot Water Flow and Return System” and return system in a building. Refer to on page 19 for further information and notes on this type of installation.
- Page 9 ABOUT YOUR WATER HEATER DRAINING THE WATER HEATER “Turn Off The Water Heater” Turn off the water heater (refer to on page 8). Open a hot tap (preferably the shower outlet). Unscrew the two drain plugs, one each at the solar heated water inlet and hot water outlet, on the underside of the water heater.
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Page 10: Water Supplies
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 Vulcan warranty does not apply to a copper heat exchanger in a continuous flow water heater. -
Page 11: 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 “Terms of the Vulcan Warranty” fault, which is not related to manufacture or failure of a part (refer to page 31). - Page 12 Collector area is too small For most installations, the number of solar collectors recommended in Vulcan literature has been proven to provide the required solar energy to meet the average family needs. However, in some circumstances, it may be necessary to install an additional solar collector.
- Page 13 SAVE A SERVICE CALL CLOUDS OF WHITE ‘VAPOUR’ FROM THE FLUE TERMINAL During the heating cycle, it is not unusual to see water vapour clouds steaming from the flue terminal, particularly on cold days. This is normal operation of the water heater. PRESSURE RELIEF VALVE DISCHARGING A pressure relief valve is incorporated into the water heater controls.
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Page 14: Installation - Water Heater
INSTALLATION – WATER HEATER THIS WATER HEATER IS FOR OUTDOOR INSTALLATION ONLY. THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING. Check the water heater is suitable for the gas type available. (refer to the rating label on the water heater) INSTALLATION STANDARDS The water heater must be installed: by a qualified person, and... - Page 15 INSTALLATION – WATER HEATER This water heater must be installed vertically upright with the water, gas and power connections on the underside, pointing toward the ground. The back of the water heater can be either against a wall or supported by a frame. Note: The water heater must be well secured to the wall or frame using two fasteners each at the top and bottom of the unit (refer to page 20 for mounting hole positions...
- Page 16 Damage to the water heater caused by freezing of the pipe work to or from the water heater is not covered under the Vulcan warranty. Refer to AS/NZS 3500.4 for precautions to be taken for installations in frost prone areas. The water heater is not suitable for installation in areas where the ambient temperature falls below - 20°C (including wind chill factor).
- Page 17 INSTALLATION – WATER HEATER HOT WATER DELIVERY 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 the water heater and the hot water outlets in any ablution and public areas such as a bathroom, ensuite or public amenities, to reduce the risk of scalding.
- Page 18 INSTALLATION – WATER HEATER from solar storage tank to solar storage tank In-series Gas Booster as part of an Open Circuit Direct Solar Water Heater Installation Two Temperature Zones Using a Temperature Limiting Device LEGEND from solar storage tank to solar storage tank In-series Gas Booster as part of a Closed Circuit Indirect Solar Water Heater Installation Two Temperature Zones Using a Temperature Limiting Device...
- Page 19 CIRCULATED HOT WATER FLOW AND RETURN SYSTEM A Vulcan 244 627 in-series gas booster can be installed as part of a circulated hot water flow and return system in a building. The preset outlet temperature setting of the water heater must be set to at least 60°C, or at least 65°C if the water temperature decreases by more than 5°C through a circulated hot water flow and...
- Page 20 INSTALLATION – WATER HEATER DIMENSIONS AND TECHNICAL DATA Model 244 627 Rated delivery 16.7 litres / min (@ 40°C rise) Recovery litres / min (@ 25°C rise) Mass Empty (unpackaged) Hourly Gas Gas Details Test Point Gas Pressure (kPa) Min Gas Pressure Max Gas Pressure Consumption (kPa)
- Page 21 INSTALLATION – WATER HEATER TYPICAL INSTALLATION – OUTDOOR LOCATION...
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Page 22: Connections - Plumbing
244 series 627 model water heaters when installed as an in-series gas booster to a solar water heater do not need to be installed with a solar transfer valve if the maximum solar preheat water heater does not exceed 80°C. - Page 23 Warning: Always isolate the water heater before pressure testing the gas supply system. Disconnect the water heater after the isolation valve to prevent the risk of serious damage to the gas control. The Vulcan warranty does not cover damage of any nature resulting from failure to observe this precaution. Refer to...
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Page 24: Connections - Electrical
CONNECTIONS – ELECTRICAL All electrical work and permanent wiring must be carried out by a qualified person and in accordance with the Wiring Rules AS/NZS 3000 and all local codes and regulatory authority requirements. Warning: Temperature controllers must not be fitted to this water heater as part of a solar water heater system because water at a temperature much higher than the controller setting can be delivered. -
Page 25: Commissioning
COMMISSIONING All water heaters are tested and adjusted before dispatch from the factory, however further adjustments may become necessary because of local conditions. TO TURN ON THE WATER HEATER Open all of the hot taps in the house (don‟t forget the shower). Open the cold water isolation valve fully at the inlet to the solar water heater. - Page 26 COMMISSIONING Gas Inlet Test Point Pressure To check the gas inlet pressure: Close any hot taps and ensure the burners are not operating. Close the gas isolation valve at the gas inlet to the water heater. Locate the gas inlet test point on the gas connection to the water heater.
- Page 27 COMMISSIONING BURNER GAS PRESSURE It is necessary to check the burner gas pressure at both the minimum and maximum operational settings. To check and if necessary adjust the operational gas pressures, the electrical supply to the water heater must be switched on, the burners ignited and hot water must be flowing from a hot tap. Warning: The removal of the front panel will expose 240 volt wiring.
- Page 28 COMMISSIONING Notes: If the burners extinguish and error code 11 or 12 starts to flash on the LED display: release the MIN and adjuster buttons close the hot tap “Clearing Error Code” clear the error code (refer to on page 28) ...
- Page 29 TO CHECK OR ADJUST THE PRESET OUTLET TEMPERATURE SETTING The temperature settings will be displayed on the LED display. The preset outlet temperature settings are: 244 series 38°C, 40°C, 42°C, 43°C, 45°C, 50°C, 55°C, 60°C, 70°C, 75°C It is necessary to have the electrical supply to the water heater switched on during stages of checking or adjusting the preset outlet temperature setting procedure.
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Page 30: Draining The Water Heater
The frost protection system will be rendered inoperable if electrical power is not available at the water heater. Damage caused by freezing due to the unavailability of power at the water heater is not covered by the “Terms of the Vulcan Warranty” Vulcan warranty (refer to on page 31). -
Page 31: Warranty
2.1 The decision of whether to repair or replace a faulty component is at Rheem’s sole discretion. 2.2 If you require a call out and we find that the fault is not covered by the Vulcan warranty, you are responsible for our standard call out charge. - Page 32 6.2 The Vulcan warranty (set out above) is in addition to any rights and remedies that you may have under the Australian Consumer Law.
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