Rheem 18 Owner'S Manual & Installation Instructions Download Page 53 | Manualshive

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INSTALLATION – WATER HEATER

53

TYPICAL INSTALLATION

– GAS BOOSTER FOR SOLAR WATER HEATER

Typical Installation - Solar In-Line Gas Booster

Solar Pumped Open Circuit Systems

Solar Loline Open Circuit With An In-Series Gas Booster Water Heater

Typical Installation

Solar Drain Back Storage Tank with Remote In-Series Gas Boost

Solar Premier Loline Closed Circuit With An In-Series Gas Booster Water Heater

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Summary of Contents for 18

Page 1: ... must be installed and serviced by an authorised person Please leave this guide with the householder Owner s Guide and Installation Instructions Electronic Continuous Flow Gas Water Heater 874 876 series 018 020 models ...

Page 2: ...pplication Notice to Victorian Customers from the Victorian Plumbing Industry Commission 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 Only a licensed person will have insurance protecting their workmanship for 6 year...

Page 3: ... Water Heater 4 Temperature Control 9 Temperature Control Standard 10 Temperature Control Deluxe 20 Save A Service Call 39 Installation Water Heater 42 Connections Plumbing 55 Connections Electrical 57 Ez Link System Dual Installation 58 Installation Controllers 62 Commissioning 69 Draining The Water Heater 77 Water Supplies 77 Warranty 79 ...

Page 4: ...siphon system during periods of low solar energy gain will boost the water temperature automatically to a minimum 60 C when required WATER HEATER OPERATION The water heater operates automatically heating water as it passes through the water heater When a hot tap is opened the gas burners ignite to provide immediate heating of the water The heat produced by the burner is transferred to the water th...

Page 5: ...tallation then all controllers must be disconnected and removed If this water heater is installed as part of a solar water heater system the system can deliver water at temperatures from 58 C up to 75 C and possibly higher depending upon the model of solar water heater installed HOTTER WATER INCREASES THE RISK OF SCALD INJURY This water heater can deliver water at temperatures which can cause scal...

Page 6: ...ed with a genuine replacement part available from Rheem Phone your nearest Rheem Service Department or Accredited Service Agent to arrange for an inspection The warranty can become void if relief valves or other safety devices are tampered with or if the installation is not in accordance with these instructions Do not store flammable or combustible materials near the water heater Flammable liquids...

Page 7: ... light in the on off button and the priority light standard controller or ACTIVE light Deluxe controller will both glow The water heater will operate automatically when you open a hot tap HOW DO I KNOW IF THE WATER HEATER IS INSTALLED CORRECTLY Installation requirements are shown on page 52 The water heater must be installed by an authorised person In Australia the installation must comply with St...

Page 8: ...er heater in the event of freezing conditions occurring Notes 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 warranty refer to Warranty Exclusions on page 79 If it is necessary to switch the power off to the water heater and there is a...

Page 9: ...at a selected temperature Bath filling takes place when the hot tap is opened When the set volume has been delivered the water flow from the water heater ceases Refer to Bath Fill Mode on page 30 Note The bath level should be monitored periodically while this function is in use to avoid the possibility of the bath overflowing The Bath Fill mode should also be used with caution until you are famili...

Page 10: ...er they are on or off when hot water is flowing regardless of which controller has priority display panel The current temperature setting is displayed on all controllers whether hot water is flowing or not when any controller is on If all controllers are off then the display remains blank The water volume can also be displayed on the Kitchen controller The x10l symbol glows when the water volume i...

Page 11: ...ss the on off button to deactivate the controller on off light is off Press and hold the up button Press the on off button whilst the up button is pressed The sound for the controller is deactivated Repeat this procedure on the other controllers if you wish to deactivate their sound To restore the sound repeat this procedure up button down button on off operating light on off button display panel ...

Page 12: ...e water heater If controllers are not installed the water heater defaults to the preset outlet temperature setting This may be up to 874 series 60 C 876 series 48 C Refer to How Hot Should The Water Be on page 5 On a building fitted with a temperature limiting device such as a tempering valve and where an 874 series water heater is installed without a separate untempered hot water line to the kitc...

Page 13: ...tton will scroll the temperature setting up to a maximum 43 C if there is hot water flowing or 45 C if there is no hot water flowing From the 45 C setting the up button must be pressed once for each increase in temperature increment The temperature setting cannot be increased above 43 C whilst hot water is flowing The minimum temperature setting for each type of controller is 37 C Each press of th...

Page 14: ...iority if a Bathroom controller is on Notes on the Kitchen controller The controller cannot be turned on whilst a hot tap is open The Kitchen controller must be on and have priority in order to adjust the temperature setting on the Kitchen controller The Bathroom controller s can be turned off from the Kitchen controller Press and hold the on off button on the Kitchen controller for three seconds ...

Page 15: ...erature Adjustment Standard Controller on page 13 The selected temperature setting will be displayed on all controllers 4 Open the hot tap The in use light will glow on all controllers 5 Close the hot tap The in use light will go out on all controllers if no other hot tap is open 6 Turn off the Kitchen controller Press the on off button The priority light and on off operating light will go out and...

Page 16: ...ce is installed in the hot pipe to the bathroom or up to 60 C if a temperature limiting device is not installed 876 series 48 C Notes on the Bathroom controllers The controller cannot be turned on whilst a hot tap is open When a Bathroom controller is turned on it gains priority from the Kitchen controller The Bathroom controller must be on in order to adjust the temperature setting on the Bathroo...

Page 17: ...he Bathroom controller Press the on off button The on off operating light and the priority light will both glow The temperature setting of 40 C will be displayed 3 Select the temperature setting Press the up button or down button Refer to Temperature Adjustment Standard Controller on page 13 The selected temperature setting will be displayed on all controllers 4 Open the hot tap The in use light w...

Page 18: ...r down button will change the water volume setting by 10 litres Pressing the up button or down button continuously will scroll the water volume setting Fifteen seconds after the water volume has been selected the water volume operating light will start to flash and the selected water volume is set The water volume operating light will continue to flash until the alarm sounds A maximum of 500 litre...

Page 19: ...Controller on page 11 The factory preset water volume is 180 litres If a hot tap is not opened for one hour after the new water volume has been set then the setting will be automatically cancelled The water volume resets to the previously set water volume or the factory preset water volume if no water volume has previously been set To display the remaining water volume while water is being drawn p...

Page 20: ...uxe controllers whether hot water is flowing or not when any Deluxe controller is on If all Deluxe controllers are off the display remains blank up button The up button increases the water temperature setting refer to Temperature Adjustment Deluxe Controllers on page 25 down button The down button decreases the water temperature setting refer to Temperature Adjustment Deluxe Controllers on page 25...

Page 21: ...25 BATH FILL VOLUME up button The up button increases the bath fill water volume setting in increments of 10 litres up to 500 litres A further setting of 990 litres can be selected BATH FILL VOLUME down button The down button decreases the bath fill water volume setting from 990 litres to 500 litres and in increments of 10 litres from 500 litres down to 10 litres DELUXE CONTROLLER Rheem BATH l 42 ...

Page 22: ...from the water heater during Bath Fill mode the bath is ready please turn off the hot water tap and press the BATH FILL button to finish When the BATH FILL button is pressed to halt the bath fill function before it is complete bath filling has been stopped please turn off the hot water tap and press the BATH FILL button to finish When the BATH FILL button is pressed to turn the Bath Fill mode off ...

Page 23: ...ton then within four 4 seconds press the ON OFF button Each press of the ON OFF button will change the voice prompt and operating tone in the following sequence operating tone MAX voice prompt OFF operating tone MIN voice prompt MIN operating tone MIN voice prompt OFF operating tone OFF voice prompt OFF operating tone MAX voice prompt MAX operating tone MED voice prompt OFF operating tone MED voic...

Page 24: ...48 C regardless of the preset outlet temperature setting of the water heater If Deluxe or standard controllers are not installed the water heater defaults to the preset outlet temperature setting This may be up to 874 series 60ºC 876 series 48 C Refer to How Hot Should The Water Be on page 5 On a building fitted with a temperature limiting device such as a tempering valve and where an 874 series w...

Page 25: ...wing or 45 C if there is no hot water flowing From the 45 C setting the up button must be pressed once for each increase in temperature increment The temperature setting cannot be increased above 43 C whilst hot water is flowing Each press of the down button will decrease the temperature setting by one temperature increment Pressing and holding the down button will scroll down the temperature sett...

Page 26: ...er The Deluxe controller cannot be turned on whilst a hot tap is open The Kitchen Deluxe controller must be on and have priority ACTIVE light glows in order to adjust the temperature setting on the Kitchen Deluxe controller The Bathroom Deluxe controller s can be turned off from the Kitchen Deluxe controller Press and hold the ON OFF button on the Kitchen Deluxe controller for three seconds This t...

Page 27: ...er to Temperature Adjustment Deluxe Controllers on page 25 The selected temperature setting will be displayed on all Deluxe controllers 4 Open the hot tap The operating light will glow on all Deluxe controllers 5 Close the hot tap The operating light will go out on all Deluxe controllers if no other hot tap is open 6 Turn off the Kitchen Deluxe controller Press the ON OFF button The ACTIVE light a...

Page 28: ...t be on in order to adjust the temperature setting on the Bathroom Deluxe controller The Kitchen Deluxe controller can be turned off from a Bathroom Deluxe controller Press and hold the ON OFF button on the Bathroom Deluxe controller for three seconds This turns off all the Deluxe controllers including the bath fill function if it is on the displays go blank and the lights go out If hot water is f...

Page 29: ...d hot water temperature has been increased When the down button is pressed the voice prompt will sound hot water temperature has been decreased Refer to Temperature Adjustment Deluxe Controllers on page 25 The selected temperature setting will be displayed on all Deluxe controllers 4 Open the hot tap The operating light will glow on all Deluxe controllers 5 Close the hot tap The operating light wi...

Page 30: ...n the Deluxe controller The BATH FILL VOLUME and BATH FILL TEMPERATURE up and down buttons will be exposed 3 Set the Bath Fill temperature Press the BATH FILL TEMPERATURE up button or the BATH FILL TEMPERATURE down button to select the desired bath fill temperature Refer to Temperature Adjustment Deluxe Controllers on page 25 The selected temperature setting will be displayed on all Deluxe control...

Page 31: ... operating light will commence to flash The voice prompt will sound the bath is ready please turn off the hot water tap and press the BATH FILL button to finish 8 Close the hot tap 9 Turn off the Bath Fill mode Press the BATH FILL button The BATH FILL operating light and bath fill indicator light will go out The BATH FILL operating light and bath fill indicator light will go out The bath fill wate...

Page 32: ...ton is pressed and the temperature setting is decreased the voice prompt will sound hot water temperature has been decreased The selected temperature setting will be displayed in the temperature display panel and will be displayed on all Deluxe controllers The temperature display panel will go blank 3 seconds after the last press of either of the bath fill temperature adjustment buttons The bath f...

Page 33: ...ht will glow on all Deluxe controllers The bath fill water volume display panel will go blank and the bath fill indicator light will go out 3 seconds after the last press of either of the volume adjustment buttons The set volume will be remembered when the BATH FILL button is next pressed on 5 Close the front panel on the Deluxe controller 6 Turn on the Bath Fill mode Press the BATH FILL button On...

Page 34: ... bath fill water volume display panel will show 0 litres The temperature display will go blank The BATH FILL operating light will commence to flash The voice prompt will sound the bath is ready please turn off the hot water tap and press the BATH FILL button to finish 8 Close the hot tap 9 Turn off the Bath Fill mode Press the BATH FILL button The BATH FILL operating light and bath fill indicator ...

Page 35: ...light will flash The voice prompt will sound bath filling has been stopped please turn off the hot water tap and press the BATH FILL button to finish Close the hot tap Press the BATH FILL button again At this second press of the BATH FILL button The bath fill operating light and bath fill indicator light will go out The bath fill water volume display will go blank Note If the hot tap has not been ...

Page 36: ...d the Bath Fill mode is turned on If the ACTIVE light is glowing on a Deluxe controller it will go out The ACTIVE light on a Deluxe controller will not glow whenever the BATH Fill operating light is on Whilst water is flowing from a hot tap during the bath fill operation BATH FILL operating light is on a Deluxe controller cannot be turned on or off if it is on pressing the ON OFF button will not t...

Page 37: ...d on the bath fill operation continues until the remaining bath fill water volume is consumed then The water flow will cease and the voice prompt will sound the bath is ready please turn off the hot water tap and press the BATH FILL button to finish Close the hot tap Press the BATH FILL button To prevent the bath fill operation completing and interrupting the hot water supply whilst the hot tap is...

Page 38: ...n The bath fill temperature setting will replace the temperature setting in the temperature display panel When the bath fill temperature setting is lower than the Deluxe controller temperature setting the voice prompt will sound hot water temperature has been decreased When the bath fill temperature setting is higher than the Deluxe controller temperature setting the voice prompt will sound hot wa...

Page 39: ...Try lighting another gas appliance Has the gas line been purged of air after installation Refer to your plumber WATER IS TOO HOT OR NOT HOT ENOUGH Does the controller you are using have priority refer to Temperature Control on pages 9 to 38 Note For an 876 series water heater 48 C is the maximum available temperature NO WATER FROM THE HOT TAP No flow of water from the hot tap may indicate a restri...

Page 40: ...he collector glass Ensure the glass on your solar collectors is free of dust salt spray or any other matter which may reduce the effectiveness of the solar collectors If the collector glass becomes dirty hose down or if the solar collectors are accessible wash the collector glass with water and a soft brush when the solar collectors are cool Collector area is too small For most installations the n...

Page 41: ...shes If an error code appears Close the hot tap turn off the controller s and switch off the electrical supply to the water heater Check the gas isolation valve at the gas inlet to the water heater is fully open Wait 5 minutes then switch on the electrical supply to the water heater turn on a controller and open a hot tap If the error code persists take note of the numerical code if a controller s...

Page 42: ...olar storage tank Make sure people particularly children will not touch the flue terminal The flue terminal and air inlet must be clear of obstructions and shrubbery Clearance must be allowed for servicing of the water heater The water heater must be accessible without the use of a ladder or scaffold Make sure the entire front panel can be removed for service You must be able to read the informati...

Page 43: ...n installation An additional rating label is supplied with the water heater This must be placed on either the front panel of the water heater or to another position which is visible when the water heater is installed Refer to the installation instructions which accompany the recess box kit for information on its installation FROST PROTECTION The water heater has a frost protection system The frost...

Page 44: ... A minimum water supply pressure of 140 kPa is required to achieve the rated flow and performance of the water heater If this water heater is installed as a gas booster for a solar water heater the maximum water supply pressure to the solar preheat water heater without an expansion control valve ECV is generally 800 kPa however it may be less than this for some models Refer to the Owner s Guide an...

Page 45: ...old water line to the water heater and the cold water line to a temperature limiting device branches off before this valve or from another cold water line in the premises then a pressure limiting valve of an equal pressure setting may be required prior to the temperature limiting device LEGEND Two Temperature Zones Using a Temperature Limiting Device An 876 series water heater will not deliver tem...

Page 46: ...suitable for this application If a combination isolation valve and non return valve duo or trio valve is installed on the cold water line to an open circuit direct solar water heater and the cold water line to the temperature limiting device branches off after this valve then a second non return valve must be installed between the cold water branch and the solar storage tank Due to the higher wate...

Page 47: ...e location of the return line connection on the water supply line to the water heater then either water will be supplied to the cold water inlet of the temperature limiting device at a temperature exceeding the maximum recommended water supply temperature or when the hot taps are closed no water will be supplied to the cold water inlet of the temperature limiting device whilst hot water will conti...

Page 48: ...874 Series Kitchen Controller Only 876 Series Kitchen Controller Only 874 Series Bathroom Controllers Only 876 Series Bathroom Controllers Only 874 Series No Controllers 876 Series No Controllers Notes Temperature Limiting Devices refer to Hot Water Delivery on page 45 Factory preset outlet temperature setting is 874 series 60 C 876 series 48 C ...

Page 49: ...MJ Min Gas Pressure kPa Test Point Gas Pressure kPa Max Gas Pressure kPa minimum maximum 018 020 018 to 020 018 020 018 020 018 to 020 Natural 140 153 1 13 0 170 0 170 0 740 0 870 3 50 Propane 140 153 2 75 0 190 0 190 0 885 1 185 3 50 Model numbers N Natural P Propane Letter N or P is included in the model number eg 874020NF to denote gas type F Frost protection Specifications are subject to chang...

Page 50: ...INSTALLATION WATER HEATER 50 DIMENSIONS STANDARD CONTROLLERS Kitchen Controller Standard Bathroom Controller Standard ...

Page 51: ...ension Drawings Instantaneous Gas Water Heaters SK6366 A4 2 08 REV AD 120 120 160 24 160 120 120 120 Deluxe Controller Cover Closed U U P Set Bath Fill Water Volume and Temperature Bath Water Volume Bath Fill Temp Bath Fill 1 2 3 5 7 Press Bath Fill Button Red light on 4 Open hot tap Bath Fill completed automatic Bath Fill Button Red light flashes 6 Close hot tap Press Bath Fill Button Red light o...

Page 52: ...INSTALLATION WATER HEATER 52 TYPICAL INSTALLATION OUTDOOR LOCATION TYPICAL INSTALLATION ELECTRONIC INSTANTANEOUS GAS WATER HEATER ...

Page 53: ...allation Solar In Line Gas Booster Solar Pumped Open Circuit Systems Solar Loline Open Circuit With An In Series Gas Booster Water Heater Typical Installation Solar Drain Back Storage Tank with Remote In Series Gas Boost Solar Premier Loline Closed Circuit With An In Series Gas Booster Water Heater ...

Page 54: ... THERMOSIPHON WITH IN SERIES GAS BOOSTER Solar Hiline Open Circuit With An In Series Gas Booster Water Heater TYPICAL INSTALLATION SOLAR CLOSED CIRCUIT THERMOSIPHON WITH IN SERIES GAS BOOSTER Solar Premier Hiline Closed Circuit With An In Series Gas Booster Water Heater ...

Page 55: ...ter outlet on the water heater to allow for disconnection of the water heater Insulation used on the cold and hot water lines must extend up to the cold water inlet and hot water outlet of the water heater Notes It is essential all pipe connections be correctly aligned otherwise component connections within the water heater may be strained and or components themselves misaligned It is recommended ...

Page 56: ...he connections on both the solar storage tank and the gas booster water heater A full flow isolation valve must be installed on the water line to the gas booster water heater GAS INLET The gas connection is made at the underside of the water heater The pipe work must be cleared of foreign matter before connection and purged before attempting to operate the water heater An isolation valve and disco...

Page 57: ... to an existing water heater installation then all controllers must be disconnected and removed The water heater is supplied with a 1 8 metre lead and plug and requires a weatherproof 240 V 50 Hz general purpose outlet GPO to be located within 1 2 metres of the installation The GPO must be clear of the flue exhaust draining water gas supply pipe and water connections The power consumption of the w...

Page 58: ...outlet and switch on Turn on remote temperature controller s if fitted Open a hot tap the heater will operate automatically To shut down the water heater Close the inlet water and gas valves fully Turn off remote temperature controller s if fitted If power will be disconnected refer to the owners guide regarding draining the appliance to avoid damage due to freezing 121109 AD N199 AS 3498 WMKA2143...

Page 59: ...here the two water heaters are installed close together and the warning label and AGA approval label on the inside face of the right hand water heater cannot be read it is necessary to adhere the two labels supplied to the right hand face of the water heater 1 Place the warning label below the rating label 2 Place the AGA approval label beside the barcode label Refer to the Label Positioning diagr...

Page 60: ...ugh the cable grommet on the underside of the water heater Plug the cable into the connector marked E in the upper right hand corner of the Control Board refer to the Control Board diagram The connector will only fit one way Press until the connector snaps into place Secure the EZ Link cable with the clamp and screw provided to the bottom right of the Control Board refer to the Control Board diagr...

Page 61: ... WATER TO OUTLETS NOTE PRESSURE LIMITING DEVICE PLV REQUIRED TO TLD IF PLV INSTALLED AT WATER HEATER NOTE NON RETURN VALVES NRV REQUIRED ON COLD AND HOT SUPPLY LINES TO A TEMPERATURE LIMITING DEVICE TLD IF NOT INCORPORATED IN TLD LEGEND ISOLATION VALVE FULL FLOW PRESSURE LIMITING VALVE NON RETURN VALVE TEMPERING VALVE TEMPERATURE LIMITING DEVICE IF REQUIRED SUITABLE FOR MAXIMUM FLOW PIPE SIZES Man...

Page 62: ...ller can only be installed with another Deluxe controller s A standard controller s and a Deluxe controller s cannot be connected to the same water heater One two or three controllers can be installed Only one of each type of controller can be connected to the water heater Therefore a maximum of three controllers only can be connected to each water heater A Bathroom2 controller can only be install...

Page 63: ...f 37 C and a maximum temperature setting of 874 series 60 C 876 series 48 C Choose a suitable location for the Kitchen controller away from water heat and sunlight Kitchen Controller Standard Components Kitchen Deluxe Controller Components SK6369 1 A3 2 08 REV AD Kitchen Deluxe Controller Components screw x 2 controller screw Kitchen controller standard base plate screw x 2 controller screw Kitche...

Page 64: ...rds 6 Connect the cable to the two terminals on the back of the controller connections are not polarity sensitive Ensure the connecting screws are seated tightly 7 Place the controller over the base plate Ensure the projections in the base plate fit into the housings in the controller 8 Fix the controller to the base plate at the bottom of the controller using the controller screw provided 9 Proce...

Page 65: ... 1 and 4 and make an opening in the thin section in the underside of the controller to accommodate the cable as shown in the diagram prior to Step 6 Kitchen Controller Standard and Deluxe Installation Exposed Cable controller cable screws terminal screws controller screw base plate opening suitable wall anchors projections ...

Page 66: ...ries 48 C The method of installation for the standard Bathroom1 and Bathroom2 controllers and the Bathroom1 Deluxe and Bathroom2 Deluxe controllers is identical Choose a suitable location for each Bathroom controller away from water heat and sunlight The Bathroom controllers are supplied with a 250 mm length of wire with connectors to mate with the Bathroom controller cable Notes It is not recomme...

Page 67: ...n the base plate 7 Fix the base plate to the wall using suitable screws and wall anchors Ensure the projections in the base plate are pointing upwards 8 Plug the controller wire into the Bathroom controller cable 9 Place the controller over the base plate Ensure the projections in the base plate fit into the housings in the controller 10 Fix the controller to the base plate at the bottom of the co...

Page 68: ... connections are non polarised Three cable lugs one from each type of controller can be connected to each remote controller terminal 5 Refit the front panel and screws to the water heater 6 Switch on the electrical supply to the water heater Upon completion of the installation of the controllers it is necessary to test their operation through the complete range of functions refer to Temperature Co...

Page 69: ...on it is necessary to check the gas supply pressure at the inlet to the water heater refer to Gas Inlet Pressure on page 69 the minimum test point pressure and the maximum test point pressure refer to Burner Gas Pressure on page 71 Upon completion and testing of the installation ensure the controller s is turned off if fitted Explain to the householder or a responsible officer the functions and op...

Page 70: ...n off button 7 Open a hot tap fully and ensure the burners are fully ignited It may be necessary to open a second tap 8 Turn on all other gas burning appliances in the house which are on the same gas supply 9 Observe the gas pressure reading on the manometer If the manometer reading is between the minimum and maximum gas pressure ratings on the rating label no adjustment is required If the manomet...

Page 71: ...Turn off the controller s if one is fitted by pressing the on off button and switch off the electrical supply at the power outlet to the water heater 3 Remove the screws holding the front panel to the jacket 4 Gently disengage the front panel and pull forward to remove from the water heater 5 Locate the burner pressure test point on the main burner manifold Remove the test point screw and washer f...

Page 72: ... display and a lower gas pressure limit 01 on the controller display 15 Release the MIN button when the reading on the manometer agrees with the rating label 16 Release the adjuster button Notes If the burners extinguish and or an error code starts to flash on the controller display release the MIN and adjuster buttons close the hot tap clear the error code refer to Clearing Error Code on page 72 ...

Page 73: ...e controller display After setting the minimum and maximum test point gas pressures Close the hot tap Remove the manometer and refit and tighten the test point screw Open a hot tap again so the burners ignite Test for gas leaks Close the hot tap Turn off the controller by pressing the on off button Switch off the electrical supply at the power outlet to the water heater Disconnect the controller c...

Page 74: ... when it is installed as a gas booster as part of a solar water heater installation it is an existing continuous flow water heater and a solar preheat water heater is then installed Notes Consideration must be given to the delivery temperature to any ablution and public areas such as a bathroom ensuite or public amenities Refer to Hot Water Delivery on page 45 and to Schematics of 2 Temperature Zo...

Page 75: ...rect number of flashes for the desired preset temperature then proceed to step 7 as no further adjustment is necessary refer to Preset Temperature Settings table on page 74 874 series If the water heater is to be used as a gas booster to a solar water heater and there are three flashes of the red LED then proceed to step 7 as no further adjustment is necessary 6 Press the MAX button to increase or...

Page 76: ... Close the gas isolation valve at the inlet to the water heater Close the cold water isolation valve at the inlet to the water heater Drain the water heater if there is a risk of freezing conditions occurring refer to Draining The Water Heater on page 77 Note The frost protection system will be rendered inoperable if electrical power is not available at the water heater Damage caused by freezing d...

Page 77: ...te It is recommended not to screw the drain plugs back in until the water heater is to be turned on again WATER SUPPLIES Your water heater is manufactured to suit the water conditions of most Australian metropolitan water supplies However there are some known water supplies that can have detrimental effects on the water heater and its operation and or life expectancy If you are unsure of your wate...

Page 78: ...78 This page is intentionally blank ...

Page 79: ...ice Department b Where it is found there is nothing wrong with the water heater where the complaint is related to excessive discharge from the temperature and or pressure relief valve due to high water pressure where there is no flow of hot water due to faulty plumbing where water leaks are related to plumbing and not the water heater or water heater components where there is a failure of gas elec...

Page 80: ...alled in a single family domestic dwelling All models Years 4 to 10 New heat exchanger free of charge with installation and labour costs being the responsibility of the owner Notes Rheem is the supplier of Rheem electronic continuous flow gas water heaters manufactured by Paloma Industries Ltd a world leader in water heater technology and manufacture Refer to items 4 and 5 of warranty conditions R...

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