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This storage tank must be installed and serviced by a qualified person. 

Please leave this guide with the householder. 

 

Owner’s Guide 

and 

Installation Instructions 

 
 

 

 
 

Commercial Carbon Steel  

Indirect Storage Tank 

 

 

 

 

  

 

 

 

 

Summary of Contents for ST1000C6

Page 1: ...is storage tank must be installed and serviced by a qualified person Please leave this guide with the householder Owner s Guide and Installation Instructions Commercial Carbon Steel Indirect Storage Tank ...

Page 2: ...e water generated by the solar collectors under stagnation conditions Refer to the installation instructions provided with the solar controller for full details on the insulation requirements of the solar hot and solar cold pipes be at least 13 mm thick however thicker insulation may be required to comply with the requirements of AS NZS 3500 4 be weatherproof and UV resistant if exposed be fitted ...

Page 3: ... Contents 3 About Your Storage Tank 4 Regular Care 7 Water Supplies 9 Save A Service Call 10 Installation 11 Insulation Installation Instructions 14 Connections Plumbing 17 Multiple Installations 20 Connections Electrical 22 Corrosion Inhibitor 24 Commissioning 26 Draining The Storage Tank 27 Rheem Australia Storage Tank Warranty 31 ...

Page 4: ...rmation on water temperatures Note AS 3498 requires that a water heater provides the means to inhibit the growth of Legionella bacteria in potable water This storage tank is not designed to contain potable water The requirement to provide the means to inhibit the growth of Legionella bacteria must be fulfilled by the secondary heating source Refer to installation instructions of the secondary heat...

Page 5: ...with or if the installation is not in accordance with these instructions PRECAUTIONS Where damage to property can occur in the event of the storage tank leaking the storage tank 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 The storage tank must be maintained in accorda...

Page 6: ...for your Compliance Certificate DOES THE WATER CHEMISTRY AFFECT THE STORAGE TANK The storage tank is designed to store a heat transfer liquid and must be treated to prevent corrosion The system has either been supplied with the amount of preparation chemicals and corrosion inhibitor required or alternatively can be sourced locally These are to be applied in accordance with the manufacturers instru...

Page 7: ...rvice be conducted on the storage tank The service must be conducted by a qualified person Phone Rheem Service or their nearest Accredited Service Agent Note The five year service and routine replacement of any components such as the relief valve s are not included in the Rheem warranty A charge will be made for this work Only genuine replacement parts should be used on this storage tank The major...

Page 8: ...ter refer to Temperature Pressure Relief Valve Running on page 10 Warning Never block the outlet of this valve or its drain line for any reason Operate the easing lever on the temperature pressure relief valve once every six months Refer to Minor Six Month Maintenance on page 7 It is very important the lever is raised and lowered gently Warning Failure to do this may result in the storage tank cyl...

Page 9: ...nalysis on the water from a rainwater tank be conducted prior to connecting this type of water supply to a water heater with a steel cylinder SATURATION INDEX The saturation index SI 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 an...

Page 10: ...VALVE RUNNING Normal Operation This valve is designed to only relieve excess thermal energy or an unanticipated build up of pressure In a fully flooded closed loop system an appropriately sized expansion vessel must be installed to accommodate for the expansion of heat transfer liquid It must be sized accordingly to accommodate the pressure of the full capacity of the system and its thermal expans...

Page 11: ...nk is not designed to contain potable water The requirement to provide the means to inhibit the growth of Legionella bacteria must be fulfilled by the secondary heating source Refer to installation instructions of the secondary heating source STORAGE TANK LOCATION This storage tank is suitable for either outdoor or indoor installation depending on the selected insulation Aluminium clad insulation ...

Page 12: ... pressure must not exceed that shown in the table below Tank Nominal Capacity 1000 5000 L Relief valve setting 500kPa Max supply pressure 400kPa If the storage tank is supplied with water from a tank supply the minimum pressure must be suitable for any primary heating source attached to the storage tank Refer to the installation instructions of the primary heating source Hot Water Delivery This st...

Page 13: ...m 417 462 505 533 667 G mm 879 1024 1135 1163 1287 H mm 1341 1586 1765 1793 1907 J mm 1803 2148 2395 2423 2527 K degree s 50 50 50 50 50 L degree s 35 35 35 35 35 M degree s 75 75 75 75 75 Weight Empty kg 115 245 334 455 535 Inlet Outlet Connections BSPF RP2 RP2 RP2 RP2 RP2 T PR Valve Connection NPTF 1 1 1 1 1 Vent Connection BSPF RP11 2 RP2 RP2 RP2 RP2 Drain Connection BSPF RP1 RP1 RP1 RP1 RP1 Re...

Page 14: ...ounds these vary in size and should fit tightly around the fittings The fitting surrounds are placed on after the panel and should sit flush with the front of the fitting Attach the fitting surrounds as each panel is put in place this will help to hold the section in the correct position as each panel is added When the first panel is in place fit the panel to the left using the same process Where ...

Page 15: ...h 2 x standouts fits the side that houses the flanges Aluminium Disk The large plastic lid may be supplied in one piece or two semi circles depending on the tank size Place the large plastic lid or the two halves on top of the tank If supplied in two semi circles use the plastic plugs supplied to join along where the two halves meet Drill and screw the lid to the top of the tank at each panel Dres...

Page 16: ...itting surrounds are placed on after the insulation and should sit flush with the front of the fitting Attach the fitting surrounds as each section is put in place this will help to hold the section in the correct position as each is added When the first panel is in place fit the section to the left using the same process Where the sections meet zip together Make sure to relieve the stress from th...

Page 17: ...ystems for commercial installations should be carried out by persons competent to do so choosing the most suitable pipe size for each individual application Reference to the technical specifications of the primary heating source storage tank and local regulatory authority requirements must be made TEMPERATURE PRESSURE RELIEF VALVE The temperature and pressure relief valve is shipped with the tank ...

Page 18: ...s length the drain line can discharge into a tundish Subject to local regulatory authority approval the drain lines from the temperature pressure relief valve and expansion control valve from an individual storage tank may be interconnected The outlet of a drain line must be in such a position that flow out of the pipe can be easily seen but arranged so discharge will not cause injury damage or nu...

Page 19: ...k is part of a solar water heater installation must be able to withstand the temperature of the water generated by the solar collectors under stagnation conditions Refer to the installation instructions provided with the solar controller for full details on the insulation requirements of the solar hot and solar cold pipes be at least 13 mm thick however thicker insulation may be required to comply...

Page 20: ...be sized to meet the requirements of both AS NZS 3500 4 and the application 5 The primary flow and return lines must be sized to meet the requirements of AS NZS 3500 4 and suit the primary heating source Refer to the literature supplied with the primary heating source 6 A full flow gate valve or ball valve not a stop tap as used on a single storage tank installation must be installed on the cold f...

Page 21: ...ERROR REFERENCE SOURCE NOT FOUND 21 Single Bank of Storage Tanks Multiple Banks of Storage Tanks TPR Valve Drain Line Common Discharge Point Back to Back Manifold Angle Manifold In Line Manifold ...

Page 22: ...e box Thermowell Dimensions ELECTRIC HEATING UNIT BUNDLE The tanks can be fitted with an electric heating unit bundle The heating unit bundle is supplied with a digital thermostat which can be adjusted to suit site specific requirements Also included is all switch gear and over temperature energy cut out ECO The heating unit electrical connections are housed in an IP55 enclosure and the bundle con...

Page 23: ...ed or an electric heating unit bundle The tanks are supplied from the factory with the flange openings capped with a stainless steel plate EPDM gasket and plastic flange cover Each tank is fitted with two 16 bolt flanges consisting of 16 threaded holes X M12 equi spaced with holes orientated symmetrical to the centre line Tank Flange Dimensions ...

Page 24: ...5 6 7 4 Re fit the plug on the tank 5 Fill the system with clean water Refer to Filling and Testing of Primary Circuit on page 25 for the method to fill and pressure test the system and follow that procedure fully before returning to point 5 below 6 Once the system is filled and pressure tested with no leaks ensure that the entire primary circuit is open to water flow no isolated dead legs and cir...

Page 25: ...p Please check with local EPA with regards to the disposal of the passivation chemicals Contact local Nalco representative FILLING AND PRESSURE TESTING OF PRIMARY CIRCUIT For best results pressure testing of the system should be conducted late in the evening when there is little solar radiation and the collector array if fitted can remain flooded under pressure for around 60 minutes The maximum pr...

Page 26: ...fluid Return to step 6 in Treating the Storage Tank on page 24 COMMISSIONING Explain to a responsible officer the functions and operation of the water heating system Upon completion of the installation and commissioning of the water heating system leave this guide with a responsible officer TO TURN OFF THE STORAGE TANK If it is necessary to turn off the storage tank on completion of the installati...

Page 27: ... in the storage tank Undo the union at the cold inlet to the storage tank and attach a hose to the storage tank side of the union Let the other end of the hose go to a drain Operate the relief valve again This will let air into the storage tank and allow the water to drain through the hose Alternatively if a drain line is installed the system can be drained from the drain line connection point loc...

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Page 31: ...em Accredited Service Agent s office and the installed site shall be the owner s responsibility 2 5 Where the storage tank is installed in a position that does not allow safe or ready access the cost of that access including the cost of additional materials handling and or safety equipment shall be the owner s responsibility In other words the cost of dismantling or removing cupboards doors or wal...

Page 32: ...s not have its original serial numbers or rating labels b Is not installed in Australia 5 HOW TO MAKE A CLAIM UNDER THIS WARRANTY 5 1 If you wish to make a claim under this warranty you need to a Contact Rheem on 131031 and provide owner s details address of the storage tank a contact number and date of installation of the storage tank or if that s unavailable the date of manufacture and serial nu...

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