Rinnai HFE12545, Operation And Installation Manual

Page 1: ...cal rules and regulations If the Hotflo Electric Storage Water Heater is being used for a solar installation please refer to separate operating and installation instructions The Rinnai Hotflo Electric Storage Water Heater is not suitable for use as a pool or spa heater Owner please retain this manual for future reference Operation and installation manual ...

Page 2: ...such as a hair salon catering kitchen motel or communal care facility All other installations are defined as a commercial application General warranty terms Rinnai reserves the right to make modifications and change specifications and its parts without notice For the purposes of the Consumer Guarantees Act 1993 Rinnai only guarantees the availability of repair facilities and spare parts for the ex...

Page 3: ...dance with the installation instructions or installed such that normal service access is difficult a service charge will apply If at the discretion of the attending service person the installation is deemed illegal or access is dangerous service will be refused Any work required to gain reasonable access to the appliance will be chargeable by the attending service person for example removal of cup...

Page 4: ... to building or any other consequential loss either directly or indirectly due to leaks from the solar collector or any other faults Water Quality Water quality outside the limits as set down below will void this warranty Water quality tests must be carried out at the customer s own cost but Rinnai will reimburse any reasonable test costs where water quality is within the limits tabled Water Quali...

Page 5: ..._____________________________________ Name _______________________________________________________ Address ______________________________________________________ _____________________________________________________________ Telephone _______ __________________________________________ Date of Purchase ______ ______ _________ Proof of purchase ...

Page 6: ...nformation contact Rinnai on 0800 RINNAI 0800 746 624 Introduction 7 For your safety 8 Maintenance 9 Troubleshooting 10 Installation Dimensions and suitability 11 Installation Plumbing setup 12 Installation Connections and settings 13 Installation General information 14 Installation Valves and fittings 17 Installation Plumbing connections 18 Installation Commissioning 19 ...

Page 7: ...fe operation your electric storage tank is fitted with a Temperature Pressure and Relief TPR Valve that ensures the water remains at a safe pressure and temperature Automatic thermostat to maintain water temperature Temperature override cutout for the heating element DANGER The operation of the thermal cutout indicates a possibly dangerous situation Do not reset the thermal cutout until the water ...

Page 8: ...highest risk of being scalded Always feel the water temperature before showering or bathing Scalds from hot water taps can result in severe injuries Scalds can occur when children are exposed directly to hot water when they are placed in a bath that is too hot Hydrogen gas If the hot water is not used for two weeks or more a quantity of hydrogen gas which is highly flammable may accumulate in the ...

Page 9: ...ly water heater drain line lift until water flows from drain line lower gently During servicing of your tank the TPR valve needs to be checked and or replaced This needs to be done by an authorised person at intervals not exceeding five years or more frequently in areas where the water is classified as hard A TPR valve must not be replaced with one that has a higher pressure rating than that speci...

Page 10: ...e than the rates above you may want to consider installing a low flow shower rose available at all good plumbing outlets Cold Water Relief Valve discharging continuously It is normal for the Cold Water Relief Valve to discharge a small quantity of water through the drain line If water is discharging continuously there may be a fault with one of the valves contact your installer to discuss High ele...

Page 11: ...0 L HFE16045 1530 590 515 1310 225 155 71 Hotflo 215 L HFE20045 1825 590 515 1605 225 155 98 Hotflo 270 L HFE25045 1265 760 685 985 260 155 87 Hotflo 340 L HFE31545 1510 760 685 1200 260 155 101 Suitability for use Mains and low pressure systems Domestic and commercial water heating applications Domestic and commercial solar water heating applications Indoor or outdoor installations Left or right ...

Page 12: ... Rinnai Hotflo Electric Storage Water Heaters are suitable for mounting either inside or outside For servicing and maintenance please allow sufficient room for access to covers valves and anodes Valve ECV Drain TPR Drain 55 C Tempering Cold Inlet Equal Pressure House Cold Supply Supply Hot Outlet Valve Hot 55 C House Cylinder Drain Alternate Alternate Hot O utlet Pressure Reducing Catch Pan drain ...

Page 13: ...ure Pressure Relief Valve TPR Rinnai Hotflo Electric 135 180 and 215 L 1000 kPa Rinnai Hotflo 270 and 340 L 850 kPa The TPR valve is supplied with the cylinder Water may drip from the discharge pipe of the pressure relief device the pipe must be left open to the atmosphere The discharge pipe is to be installed in a continuous downward direction and in a frost free environment Drain valve Provision...

Page 14: ...any consequential loss from leaks to the cylinder Water quality The water quality of most public supplies is suitable for the water heater Water quality from bore wells is generally unsuitable Refer to the water quality parameters in the warranty section at the front of this manual for further information If the water heater is supplied by low pressure gravity or tank water supply the bottom of th...

Page 15: ...cket it is recommended that self drilling screws with a maximum length of 12 mm are used If drilling is required take extreme care not to penetrate the inner cylinder Damage to the inner cylinder is not covered by warranty Electrical supply and connections Electrical connection must be carried out by a qualified person and in accordance with NZ Electrical Regulations The water heater must have the...

Page 16: ...sure all wiring links are secure prior to fixing the access cover and turning the power on To ensure the over temperature and energy cutout is set press the reset button on the thermostat Single Element Wiring Diagram Thermostat setting The thermostat is adjustable from 60 C to 75 C Turning the adjustment knob anticlockwise decreases the temperature setting and turning it clockwise increases the t...

Page 17: ...datory that it is fitted to the top of the cylinder by the installer in all installations Two brass plugs to plug the unused hot and cold connections Four MF Adaptors to assist with fitting plumbing connections A reducing bush to enable fitting the TPR Valve connection to the tank connection Installer to supply The following valves and fittings are to be supplied by the installer A cold water Expa...

Page 18: ...ting on the water heater marked TPR Valve then screw the valve into the reducing bush Leave the outlet pointing down 3 Tighten the valve using the spanner flats never use the valve body Expansion control valve The ECV must always be installed after the non return valve and be the last valve installed before the water heater Drain lines Provision must be made to drain the cylinder before servicing ...

Page 19: ... at the inlet to the water heater To drain the water heater 1 Turn off the water heater as above 2 Close all the hot water taps 3 Gently operate the TPR Valve release this will relieve the pressure in the water heater 4 Open the drain valve having ensured no damage will occur from discharged water 5 Operate the TPR Valve again This allows air into the water heater and will result in water draining...

Page 20: ...port Manukau 2150 Phone 09 257 3800 Fax 09 257 3899 Email info rinnai co nz Website www rinnai co nz All Rinnai appliances meet or exceed the safety standards required by New Zealand gas and electrical regulations Rinnai is constantly improving its products and as such information and specifications are subject to change or variation without notice ...