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Rheem Water Heater Water Heater User Manual

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1. flow and return system in a building The benefits of solar gain will be significantly reduced and energy gained from the sun lost through the pipe work If a circulated flow and return system is required it is necessary to bypass the solar water heater and install a secondary water heater connected to the hot water flow and return line and supplied from the solar water heater The secondary water heater must be a storage water heater able to provide a hot water outlet temperature of at least 60 C Note The thermostat must always be set to at least 60 C Refer to the diagram on page 31 Temperature Limiting Device A temperature limiting device cannot be installed in circulated hot water flow and return pipe work The tempered water from a temperature limiting device cannot be circulated Where a circulated hot water flow and return system is required in a building a temperature limiting device can only be installed on a dead leg branching off the circulated hot water flow and return pipe If circulated tempered water were to be returned back to the water heater depending on the location of the return line connection on the water supply line to the water heater then either 30 INSTALLATION SOLAR STORAGE TANK e 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 e when the hot taps are closed no water will be supplie
2. AUSTRALIA ONLY WARRANTY EXCLUSIONS REPAIR AND REPLACEMENT WORK WILL BE CARRIED OUT AS SET OUT IN THE RHEEM WATER HEATER WARRANTY HOWEVER THE FOLLOWING EXCLUSIONS MAY CAUSE THE WATER HEATER WARRANTY TO BECOME VOID AND MAY INCUR A SERVICE CHARGE AND OR COST OF PARTS Accidental damage to the water heater or any component including Acts of God failure due to misuse incorrect installation attempts to repair the water heater other than by a Rheem Accredited Service Agent or the Rheem Service Department 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 the complaint is related to insufficient or incorrect fall in the pipe work preventing complete drain back of the closed circuit fluid of a Premier Loline system 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 electricity or water supplies where the supply of gas electricity or water does not comply with relevant codes or acts Where the water heater or water heater component has failed directly or indirectly as a result of excessive water pressure excessive temperature and or thermal input blocked overflow vent drain corrosive atmosphere non Rheem approved or incorrectly mixed closed c
3. Rheem Service Department or Accredited Service Agent 24 SAVE A SERVICE CALL HIGH GAS BILLS With the installation of your new solar hot water system maximum gas energy savings can be achieved with careful planning of hot water usage Should you at any time feel your gas account is too high we suggest you check the following points e Is the relief valve running excessively Refer to Temperature Pressure Relief Valve Running on page 23 e Is one outlet especially the shower using more hot water than you think Refer to Not Enough Hot Water on page 21 e ls there a leaking hot water pipe dripping hot water tap etc Even a small leak will waste a surprising quantity of hot water and gas Replace faulty tap washers and have your plumber rectify any leaking pipe work e Are you using the gas boosting properly Refer to Timer Operation on page 16 e Consider recent changes to your hot water usage pattern and check if there has been any increase in tariffs since your previous account IF YOU HAVE CHECKED ALL THE FOREGOING AND STILL BELIEVE YOU NEED ASSISTANCE CALL YOUR NEAREST RHEEM SERVICE DEPARTMENT OR ACCREDITED SERVICE AGENT 25 INSTALLATION SOLAR STORAGE TANK 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 The sy
4. is essential to assist in providing freeze protection will offer corrosion protection to a metal roof against water runoff over the copper pipe assist in avoiding accidental contact with the solar pipe work and also reduce pipe heat losses The insulation must be fitted up to the connections on both the solar collectors and the solar storage tank as very high temperature water can flow from the solar collectors to the solar storage tank under certain conditions Plastic pipe MUST NOT be used as it will not withstand the temperature and pressure of the water generated by the solar collectors under stagnation conditions The solar collectors can generate extremely high water temperatures up to 150 C and high water pressure of 1000 kPa Plastic pipe cannot withstand these temperatures and pressures and MUST NOT be used Failure of plastic pipe can lead to the release of high temperature water and cause severe water damage and flooding There must be a continuous fall in the pipe work between the solar collectors and solar storage tank The highest point of the solar cold pipe and solar hot pipe must be where they connect to the solar collectors to avoid the possibility of air locks occurring in the system 38 CONNECTIONS PLUMBING CONNECTION SIZES e Hot water connection RP 4 20 e Cold water connection DN20 compression fitting cold water inlet of tank RP 20 e Solar hot from collector connection DN15 compression f
5. is located in a position that does not comply with the Rheem water heater installation instructions or relevant statutory requirements causing the need for major dismantling or removal of cupboards doors or walls or use of special equipment to bring the water heater to floor or ground level or to a serviceable position Repair and or replacement of the water heater due to scale formation in the waterways or the effects of either corrosive water or water with a high chloride or low pH level when the water heater has been connected to a scaling or corrosive water supply or a water supply with a high chloride or low pH level as outlined in the Owner s Guide and Installation Instructions booklet Breakage of collector glass for any reason including hail damage We suggest that the collector glass be covered by your home insurance policy SUBJECT TO ANY STATUTORY PROVISIONS TO THE CONTRARY THIS WARRANTY EXCLUDES ANY AND ALL CLAIMS FOR DAMAGE TO FURNITURE CARPETS WALLS FOUNDATIONS OR ANY OTHER CONSEQUENTIAL LOSS EITHER DIRECTLY OR INDIRECTLY DUE TO LEAKAGE FROM THE WATER HEATER OR DUE TO LEAKAGE FROM FITTINGS AND OR PIPE WORK OF METAL PLASTIC OR OTHER MATERIALS CAUSED BY WATER TEMPERATURE WORKMANSHIP OR OTHER MODES OF FAILURE RHEEM SOLAR WATER HEATER WARRANTY AUSTRALIA ONLY WARRANTY Rheem will a Repair or if necessary replace any Rheem water heater or b Replace any component or if necessary arrange the install
6. it may interfere with the safe operation of the water heater or ignite when the water heater is turned on SOLAR CONTROLLER AND SOLAR MONITOR This Addendum is for use with installation instructions 126547A 126548A 126550B 126551B 126552B 126553B 126554B 126555B SOLAR MONITOR The solar control unit on an electric boosted system may incorporate a solar monitor The solar monitor is located on the side of the solar control unit and houses both a green and a red LED A gas boosted model may have a solar monitor located on the left hand side of the air duct SOLAR MONITOR O SOLAR O ATTENTION The green LED marked Solar indicates the current operational mode of the solar water heater and the red LED marked Attention indicates a fault mode The green LED will emit either a constant glow or a series of flashes with a 2 second interval between each series The red LED will emit a series of flashes with a 2 second interval between each series only if there is a particular fault condition with the system 2007 October 1 SK6203 Rev B SOLAR CONTROLLER AND SOLAR MONITOR COMMISSIONING When the electrical supply is switched on to the solar control unit at start up e If there is no solar gain the circulator will not activate and the green LED will emit a slow pulse The slow pulse indicates the circulator is not activated and the power to the solar control unit has been on for less than 48 h
7. light the water heater as follows 1 2 3 10 Ti Stop read the safety information on page 48 Turn the gas control knob fully clockwise to the off position Wait five 5 minutes so any build up of unburnt gas can escape If you then smell gas stop and follow C in the safety information If you do not smell gas proceed to step 4 Turn the knob to the x pilot position Depress the knob fully until star disappears below housing and after 30 seconds whilst keeping the knob depressed repeatedly press the igniter button for up to 40 seconds until the pilot flame ignites A Warning Keep your face clear of the combustion chamber opening while pressing the igniter Note It is not possible to depress the knob fully if the gas control has activated its safety shut off feature In this case wait 60 seconds for the gas control to reset Keep the knob depressed for 20 seconds after the pilot flame lights The pilot can be checked by looking through the large opening below the gas control Release the knob and check the pilot is still alight If the pilot has failed to light or has not remained alight turn the gas control knob to the off position Wait five 5 minutes for any unburnt gas to escape and then begin again at step 3 A Warning Failure to wait five 5 minutes may result in a fire or explosion When the pilot flame remains alight with the gas control knob released turn
8. solar storage tank must be insulated e The system is not covered for freeze damage above 400 metres altitude e Refer to Warranty Exclusions on page 59 10 HOW YOUR WATER HEATER WORKS The Rheem solar Loline system has its vitreous enamel lined solar storage tank installed at ground level remotely from the solar collectors As the sun heats the water in the solar collectors the increase in temperature activates the circulator The circulator then moves the water from the solar collectors through an insulated copper pipe to the solar storage tank The circulator switches on whenever the water leaving the solar collectors is hotter than the water in the tank Cooler water from the solar storage tank is circulated to the solar collectors to be heated by the sun s energy This process continues while solar energy is available and until the water in the solar storage tank reaches a temperature of approximately 75 C Automatic safety controls are fitted to the water heater to provide safe and efficient operation MAINS PRESSURE The water heater is designed to operate at mains pressure by connecting directly to the mains water supply If the mains supply pressure in your area exceeds that shown on page 28 a pressure limiting valve must be fitted The supply pressure should be greater than 350 kPa for true mains pressure operation to be achieved A minimum water supply pressure of 200 kPa is required to enable the solar circulator and s
9. the hot water taps in the house don t forget the shower e Open the cold water isolation valve fully to the water heater Air will be forced out of the taps e Close each tap as water flows freely from it e Check the pipe work for leaks e Bleed the solar collectors refer to Bleeding the Solar Collectors on page 46 e Switch on the electrical supply at the isolating switch to the water heater The isolating switch must be switched on for the solar control unit to operate and solar gain to be achieved e Program the timer refer to Timer Operation on page 16 Note It is recommended the timer be set to enable boosting between 4 00 PM and 6 30 PM e f necessary press the timer MAN button to activate the OVERRIDE function of the timer This will allow the gas control system to operate e Open the gas isolation valve fully e Check the gas pipe work for leaks e Light the water heater refer to Lighting the Water Heater on page 48 e When you are satisfied the main burner is operating correctly press the timer MAN button to deactivate the timer The main burner will extinguish A Warning Upon completion of the installation and commissioning of the water heater leave this guide with the householder or a responsible officer DO NOT leave this guide inside of the cover of the water heater as it may interfere with the safe operation of the water heater or ignite when the water heater is
10. the water heater refer to To Turn Off the Water Heater on page 47 Using a flat bladed screw driver open the bleed valve fitted adjacent to the solar hot water inlet of the water heater refer to diagram on page 46 Undo the compression fitting at the side of the air duct of the solar storage tank and disconnect the solar cold pipe Water will now drain from the solar collectors and the solar hot and solar cold pipes When water stops flowing from the solar hot and solar cold pipes reconnect the cold pipe to the solar storage tank and tighten the compression fitting Close the bleed valve 52 DRAINING THE WATER HEATER To drain the water heater Open a hot water tap and allow the water to run for five minutes immediately prior to draining the solar storage tank This will assist in the transfer of any high temperature water in the solar collector s to the solar storage tank Close the hot water tap A Warning Exercise care as water discharged from the solar storage tank may be of a very high temperature Turn off the water heater refer to To Turn Off The Water Heater on page 47 Operate the relief valve release lever do not let the lever snap back or you will damage the valve seat Operating the lever will release the pressure in the water heater Attach a hose to the spout of the drain cock Let the other end of the hose go to a drain Open the drain cock using the handle Operate the reli
11. will be reduced and still allow hotter water to the kitchen and laundry TEMPERATURE ADJUSTMENT The temperature adjusting dial is on the gas valve behind the access cover on the lower front of the water heater A setting of 6 will normally provide a boosted water temperature of about 60 C Each number represents a temperature difference of approximately 6 C To increase the boosted water temperature to 65 C turn the gas control knob counter clockwise to a setting of 7 Refer to Hotter Water Increases the Risk of Scald Injury on page 5 WARNING This water heater is only intended to be operated by persons who have the experience or the knowledge and the capabilities to do so This water heater is not intended to be operated by persons with reduced physical sensory or mental capabilities i e the infirm or by children Children should be supervised to ensure they do not interfere with the water heater This water heater uses 240 V AC electrical power for operation of the control systems and the electrically operated components The removal of the side access panel will expose 240V wiring It must only be removed by an authorised or qualified person Care should be taken not to touch the pipe work connecting the solar storage tank and the solar collectors Very high temperature hot water can be generated by the solar collectors under certain conditions and flow through the pipe work from the solar collectors
12. As a guide the following requirements extracted from the Australian Gas Installations Standard AS 5601 must be observed e Atleast 300 mm between the top of the solar storage tank and the eaves e At least 500 mm between the solar N storage tank and the edge of any X i opening into the building measured horizontally and vertically e At least 500 mm between the solar storage tank and a return wall or external corner measured horizontally along the wall e At least 500mm below any openable window e Atleast 500 mm clear of any combustibles 27 INSTALLATION SOLAR STORAGE TANK 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 the installation diagram refer to diagram on page 40 Model 260 Relief valve setting 1000 kPa Expansion control valve setting 850 kPa Max mains supply pressure With expansion control valve 680 kPa Without expansion control valve 800 kPa Min mains supply pressure 200 kPa Expansion control valve not supplied with the water heater TANK WATER SUPPLY If the water heater is supplied with water from a tank supply and a minimum water supply pressure of 200 kPa at the water heater cannot be achieved then a pressure pump system must be installed to allow the solar circuit system to operate Care must be taken to avoid air locks The cold
13. Note Failure to observe this requirement may void the warranty for freeze damage e Plastic pipe MUST NOT be used as it will not withstand the temperature and pressure of the water generated by the solar collectors under stagnation conditions The solar collectors can generate extremely high water temperatures up to 150 C and high water pressure of 1000 kPa Plastic pipe cannot withstand these temperatures and pressures and MUST NOT be used Failure of plastic pipe can lead to the release of high temperature water and cause severe water damage and flooding Refer to Warning on page 38 e Anon return valve MUST BE installed on the cold water line to the solar storage tank AFTER the cold water branch to a temperature limiting device Due to the higher water temperatures generated under certain conditions in the solar collectors of this solar water heater an additional effective back flow prevention device also should be used as an extra safeguard Valve manufacturer RMC recommends Dual Check Valve model N7150 as being suitable for this application PATENTS This water heater may be protected by one or more patents or registered designs Registered trademark of Rheem Australia Pty Ltd Trademark of Rheem Australia Pty Ltd CONTENTS HOUSEHOLDER We recommend you read pages 4 to 25 The other pages are intended for the installer but may be of interest About Your Water Heater ccccccccsessseeeeteeeeeee
14. Owners Guide and Installation Instructions Solar Loline Gas Boosted Water Heater Re Install a Rheem WARNING Plumber Be Aware Use copper pipe ONLY Plastic pipe MUST NOT be used It is a requirement of a solar water heater installation that all pipe work be in copper and not plastic due to the effects of high water temperatures and pressures This water heater must be installed and serviced by an authorised person Please leave this guide with the householder 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 years Make sure you use a licensed person to install this water heater and ask for your Compliance Certificate A WARNING Plumber Be Aware e The solar hot and solar cold pipes between the solar storage tank and the solar collectors MUST BE of copper and fully insulated with closed cell polymer insulation or similar minimum thickness 13 mm Thicker insulation may be required to comply with the requirements of AS NZS 3500 4 The insulation must be weatherproof and UV resistant if exposed All compression fittings must use brass or copper olives
15. PERATURE RELIEF VALVE N TEMPERATURE PRESSURE RELIEF VALVE DRAIN UNE N Drainpipe must terminate 7 ELECTRICAL ENTRY All electrical work mus ried out by a licenc SOLAR HOT PIPE Use a union conn at the bleed valvi non return valve a INSULATE FITTIN BLEED VALVE DRAIN Drainpipe must terminate ay from the remain woter nply allation COLD WATER CONN Id water connection must comply with local regulations DUAL CHECK VALVI SAS SUPPLY PIPE Note Iso g valve and union must be used 34 INSTALLATION SOLAR STORAGE TANK ASSEMBLY OF SOLAR HOT AND SOLAR COLD PIPE CONNECTIONS e Use thread sealing tape or approved thread sealant e All olive compression fittings must use brass or copper olives e Ensure air bleed valve is open when filling collectors e Insulate the air bleed valve and 3 way tee assembly connected to the solar hot pipe with the 150 mm long x 35 mm diam insulation and the solar non return valve at the solar hot from collector inlet of the solar storage tank with the 50 mm long x 35 mm diam insulation Secure the insulation with the cable ties supplied 35 INSTALLATION SOLAR COLLECTORS SOLAR COLLECTOR LOCATION Consideration must be given to the position of the solar collectors in relation to the solar storage tank There are limitations on the maximum length of the solar hot and solar cold pipes between the solar stora
16. SERVICE CALL TEMPERATURE PRESSURE RELIEF VALVE RUNNING e Normal Operation It is normal and desirable this valve allows a small quantity of water to escape during the heating cycle However if it discharges more than a bucket full of water in 24 hours there may be another problem e Continuous dribble Try gently raising the easing lever on the relief valve for a few seconds refer to Temperature Pressure Relief Valve on page 13 This may dislodge a small particle of foreign matter and clear the fault Release the lever gently e Steady flows for long period often at night This may indicate the mains water pressure sometimes rises above the designed pressure of the water heater Ask your installing plumber to fit a pressure limiting valve A Warning Never replace the relief valve with one of a higher pressure rating e Heavy flows of hot water until the water heater is cold then stops until water reheats The gas control must be turned off using the knob on top of the gas control thermostat refer to Close Down Procedure on page 51 Phone your nearest Rheem Service Department or Accredited Service Agent to arrange for inspection EXPANSION CONTROL VALVE RUNNING If an expansion control valve is fitted in the cold water line to the water heater refer to page 40 it may discharge a small quantity of water instead of the temperature pressure relief valve on the water heater The benefit is that energy is con
17. angements for the solar hot and solar cold pipes are shown on page 35 39 CONNECTIONS PLUMBING _ A disconnection union must always be provided at the cold water inlet solar cold water outlet solar hot water inlet and hot water outlet on the water heater to allow for disconnection of the water heater This water heater has either a plastic dip tube or fitting liner in the inlet and outlet fittings see diagram These must be in place for the water heater to function 4 properly Do not remove or damage them by using heat nearby They will be pushed into the correct position as the fitting is screwed in The solar cold pipe connects to the DN15 pipe protruding from the side of the air duct on the solar storage tank Use the compression fitting supplied The solar hot pipe connects to the raised inlet located above the cold water inlet and below the hot water outlet refer to Assembly of Solar Hot and Solar Cold Pipe Connections diagram on page 35 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 Reference to the technical specifications of the water heater and local regulatory authority requ
18. are going on holiday for more than a few days the thermostat can be set to its lowest setting 1 to conserve energy Alternatively the timer can be set so the burner will not activate during the period you are away refer to Timer Operation on page 16 If it is necessary to turn off the water heater refer to To Turn Off The Water Heater on page 7 Also if the system is not used for a period in excess of two 2 weeks it is recommended the solar collectors be covered 12 REGULAR CARE TEMPERATURE PRESSURE RELIEF VALVE This valve is near the top of the water heater and is essential for its safe operation It is possible for the valve to release a little water through the drain line during each heating period This occurs as the water is heated and expands by approximately 1 50 of its volume Continuous leakage of water from the valve and its drain line may indicate a problem with the water heater refer to Temperature Pressure Relief Valve Running on page 23 A 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 It is very important you raise and lower the lever gently A Warning Failure to do this may result in the water heater cylinder failing If water does not flow freely from the drain line when the lever is lifted then the water heater should be checked by the Rheem Servic
19. ation of a new water heater which falls within the Warranty Periods specified below subject to the warranty conditions and exclusions Installation Model Period Warranty All Components from date of installation New component solar collector or water heater at Rheem s sole discretion free of charge including labour Year All installations All models 1 Cylinder from date of installation Years New water heater free of charge including Loline 2 amp 3 labour Premier Loline Vess New water heater free of charge with Water heater installed in a Hiline 485 installation and labour costs being the single family domestic dwelling responsibility of the owner New water heater free of charge with installation and labour costs being the responsibility of the owner Years Premier Hiline 2t06 Loline Premier Loline Years Hiline 283 Premier Hiline New water heater free of charge with installation and labour costs being the responsibility of the owner Water heater installed in any other than a single family domestic dwelling Heat Exchanger Electronic Instantaneous Gas Booster from date on installation Years New heat exchanger free of charge 2 amp 3 including labour Water heater installed in a Prermi r aline New heat exch i fch ith single family domestic dwelling wee charge Wi installation and labour costs being the g responsibility of t
20. button If the timer has been reset then TIMER ON and MO TU WE TH FR SA SU will be displayed on the screen If the timer has not been reset then the current ON time program will be displayed on the screen Press the DAY button to select the day s of operation Refer to Functions of the Timer on page 16 SU of 13 30 TIME PROG DAY HR MIN eee ee RANDOM eR man Example Setting the current time as Sunday at half past one in the afternoon i e 1 30 PM MO TU WE TH FR SA SU 1680 TIME PROG DAY HR MIN RANDOM eR wan Example Setting the ON time as 4 00 PM 16 00 hours for seven day a week boosting The selected day s will be displayed on the screen Note There is no need to make an adjustment to the DAY display if MO TU WE THFR SA SU is displayed on the screen and it is desired to set the timer function for seven day operation Press the HR button to select the hour on time Note 24 hour clock Press the MIN button to select the minute on time 18 TIMER OPERATION To set OFF time e Press and release the PROG MO TU WE TH FR SA SU button TIMER 1 8 33 If the timer has been reset then OFF I O JU TIMER OFF and TIME PROG DAY HR MIN MO TU WE TH FR SA SU will be displayed on the screen 9 If th
21. clear of sediment 15 TIMER OPERATION FUNCTIONS OF THE TIMER The timer is an accurate electronic device which allows up to six 6 ON OFF periods to be set per day It is recommended only one 1 period per day be programmed into the timer This will be sufficient for most installations The timer is not weatherproof and must be installed indoors It is recommended the timer be located in the kitchen or laundry or other location easily seen by the householder DAY PROG TIME HR MIN MAN Press this button to select the actual day switching operations Switching programme options and their order of appearance on the screen are Select seven days a week MO TU WE TH FR SA SU will be displayed Select one day only The selected day only will be displayed i e MO Monday TU Tuesday WE Wednesday TH Thursday FR Friday SA Saturday SU Sunday Select Monday to Friday only MO TU WE TH FR will be displayed Select Saturday and Sunday only SA SU will be displayed Select Monday to Saturday only MO TU WE TH FR SA will be displayed Note The DAY button will only operate in conjunction with the time and program buttons Press this button once to activate the program function It allows the ON and OFF times to be set and the DAY selection to be made Press this button to set the current day and time and to comple
22. d to the cold water inlet of the temperature limiting device whilst hot water will continue to be supplied to the hot water inlet of the temperature limiting device These conditions may result in either water at a temperature exceeding the requirements of AS NZS 3500 4 being delivered to the hot water outlets in the ablution areas or the device closing completely and not delivering water at all or the device failing Under either condition the operation and performance of the device cannot be guaranteed T Circulated Hot Water Flow and Return System Solar Water Heater 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 The pipe work between the solar storage tank and the solar collectors must be fully insulated with closed cell polymer insulation or similar minimum thickness 13 mm Thicker insulation may be required to comply with the requirements of AS NZS 3500 4 The insulation must be weatherproof and UV resistant if exposed The insulation must be fitted up to the connections on both the solar storage tank and the solar collectors 31 INSTALLATION SOLAR STORAGE TANK ANODE TYPES The correct anode type for the water supply being used must be fitted in the water heater refer to Water Supplies on page 56 The black anode is fitted as sta
23. e Department of their Accredited Service Agent lift until water flows from the drain drain line line lower gently The temperature pressure relief valve should be checked for performance or replaced at intervals not exceeding 5 years or more frequently in areas where there is a high incidence of water deposits refer to Water Supplies on page 56 13 REGULAR CARE EXPANSION CONTROL VALVE In many areas including South Australia Western Australia and scaling water areas an expansion control valve is fitted to the cold water line to the water heater The expansion control valve may discharge a small quantity of water from its drain line during the heating period instead of the temperature pressure relief valve on the water heater Operate the easing lever on the expansion control valve once every six months It is very important you raise and lower the lever gently The expansion control valve should be checked for performance or replaced at intervals not exceeding 5 years or more frequently in areas where there is a high incidence of water deposits SERVICING For safe and efficient operation the water heater should be serviced annually by your nearest Rheem Service Department or their Accredited Service Agent Only genuine replacement parts should be used on this water heater A Warning Servicing of a gas water heater should only be carried out by authorised personnel COLLECTOR GLASS Ensure the glass o
24. e collectors and solar circuit a switch off the electrical supply at the power outlet to the solar control unit repeat the procedure to bleed the solar collectors a switch on the electrical supply at the power outlet to the solar control unit 2007 October 2 SK6203 Rev B SOLAR CONTROLLER AND SOLAR MONITOR DIAGNOSTIC FEATURES OF THE SOLAR CONTROLLER The operational modes are Flashes Operational Modes solid green Standby mode remains on green Standby mode slow pulse power on for less than 48 hours green Circulating water through collectors rapid pulse Screen Circulating water through collectors 9 power on for less than 48 hours no green A Power outage or call for service remains off Flashes Fault Modes red Temperature rise across collector greater than 40 C rapid pulse circulator at full speed 3 x red Hot sensor in collector short circuit 4x red Hot sensor in collector open circuit 5 x red Cold sensor short circuit 6 x red Cold sensor open circuit If the power supply to the solar control unit is on and the green LED is off or the red LED is flashing this indicates there may be a fault with the water heater The red LED may emit up to six flashes in each series of flashes Note During periods of high solar radiation and if the circulator activates after having been off such as during start up it is possible the red LED may emit a rapid pulse for a period of up to ten 10 minutes This d
25. e length by 0 5 metres For each additional metre of pipe length reduce the number of 90 bends by two Note One 90 elbow is equal to two 90 bends NR not recommended The solar hot and solar cold pipes between the solar storage tank and the solar collectors should be a minimum DN15 Maximum height to collectors The maximum height of a solar Loline installation from the solar controller circulator to the top of the solar collectors is determined by the maximum recommended total pipe length for the system and the water supply pressure The maximum recommended total pipe length of the solar circuit should not be exceeded and a minimum water supply pressure of 200 kPa should be available at the inlet to the system otherwise the system performance may be reduced or the solar circuit may not be purged of air during the commissioning of the system 37 INSTALLATION SOLAR COLLECTORS A WARNING Plumber Be Aware The solar hot and solar cold pipes between the solar storage tank and the solar collectors MUST BE of copper and fully insulated with closed cell polymer insulation or similar minimum thickness 13 mm Thicker insulation may be required to comply with the requirements of AS NZS 3500 4 The insulation must be weatherproof and UV resistant if exposed All compression fittings must use brass or copper olives Note Failure to observe this requirement may void the warranty for freeze damage The insulation
26. e over tightened Cracked valve castings are not covered under warranty Damaged valves must be replaced 42 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 Standards Australia Wiring Rules AS NZS 3000 and local authority requirements The water heater must be directly connected to a 240 V 50 Hz mains power supply The continuous power supply to the solar control unit and the timer must be on the same circuit A weatherproof double pole isolating switch must be installed adjacent to and accessible from the solar storage tank in accordance with AS 5601 A flexible 20 mm conduit is required for the electrical cable to the solar storage tank The conduit is to be connected to the unit with a 20 mm terminator Connect the power supply wires directly to the terminal block ensuring there are no excess wire loops inside of the cover The terminal block on the solar storage tank has two active connections One active wire marked A is required for the operation of the solar control unit and one active wire marked TIMER A is required for the operation of the gas boosting system The gas boosting system is switched by the timer Note e tis essential the active to the solar control unit is no
27. e ti h tb t th iii e timer has not been reset then sR MAN the current OFF time program will be displayed on the screen Example Setting the OFF time as e Press the DAY button to select 6 30 PM 18 30 hours for seven day a the days of operation Refer to week boosting Functions of the Timer on page 16 The selected days will be displayed on the screen Note There is no need to make an adjustment to the DAY display if MO TU WE TH FR SA SU is displayed on the screen and it is desired to set the timer function for seven day operation e Press the HR button to select the hour off time Note 24 hour clock e Press the MIN button to select the minute off time Note Six 6 ON and OFF times are available and each can be set by following the above procedure It is recommended only one ON and OFF time is set e Press and release the TIME button to exit the program mode The current time is displayed The timer is now programmed to operate Note The program automatically sets after approximately two minutes if the TIME button is not pressed Note If the timer is not set with an ON OFF period the solar water heater will not boost automatically If the MAN button is pressed to activate the manual boosting OVERRIDE function and an ON OFF period has not been set the solar water heater will remain in boosting mode until
28. e vitreous enamel cylinder lining and plastic components may occur The installer must check all gas connections for leaks gas supply pressure and test point pressure refer rating label Remove the access cover at the front of the water heater to access the gas thermostat Note The main burner will only light when the word ON appears on the timer SAFETY INFORMATION A This water heater is equipped with an igniter button which lights the pilot When lighting the pilot follow these instructions exactly B Before lighting ensure there is no smell of gas around or in the vicinity of the water heater and the burner opening Be sure to smell next to ground level as some gases can settle there C What to do if you smell gas Do not try to light the water heater If the gas smell is throughout the area turn the gas control knob clockwise to the off position and then turn off the isolation valve on the gas line to the water heater Leave the area and call Rheem Service or a qualified service technician D Use only your hand to turn the gas control knob never use tools If the control knob will not turn by hand don t try to repair it call a qualified service technician Force or attempted repair may cause a fire or explosion E Do not attempt to operate this water heater if it has been damaged Call a qualified service technician 48 LIGHTING THE WATER HEATER LIGHTING INSTRUCTIONS Using the gas control
29. ef valve again This will let air into the water heater and allow the water to drain through the hose 53 This page is intentionally blank 54 This page is intentionally blank 55 WATER SUPPLIES Your water heater is manufactured to suit the water conditions of most Australian metropolitan supplies However there are some known water supplies which can have detrimental effects on the water heater and its operation and or life expectancy If you are unsure of your water quality you can obtain information from your local water supply authority The water heater should only be connected to a potable water supply ANODE In areas where the total dissolved solids TDS exceeds 600 mg L it is possible the black anode which is the standard anode fitted to the water heater may be excessively active To alleviate this the black anode should be replaced with one colour coded blue Where the TDS of the water is less than 40 mg L such as when the water has been deionised or is from an alpine supply a high potential anode colour coded green should be used The changing of anodes must be carried out by a plumber or authorised service person CAUTION If your water supply has a TDS greater than 600 mg L and the anode has not been changed to a blue one there is the possibility hydrogen gas could accumulate in the top of the water heater during long periods of no use In areas where this is likely to occur the installer should instruct
30. ge tank and the solar collectors Refer to Solar Storage Tank Location on page 26 and to Pipe Lengths on page 37 e The solar collectors must be installed in a shade free position e The solar collectors are to be installed facing toward the equator i e north facing in the southern hemisphere and south facing in the northern hemisphere Where this orientation is not practical a system facing up to 45 from the equator will have its efficiency l reduced by approximately 4 Na Vy A ARN e Inclination of the solar collectors should sz wy be approximately equal to 90 of the Gi W local latitude angle The latitudes of T ANNY some Australian cities are listed on 4 page 37 Solar collectors may be installed at the roof angle for simplicity of installation and appearance but must never be flat If the roof angle varies by 15 from the correct angle efficiency will be reduced by 10 e For an installation on a roof with a pitch less than 10 a Variable Pitch stand is required Refer to your local Solar Distributor for details e Foran installation at right angles to across the roof pitch a Flat Roof stand and an Across Pitch kit are both required Refer to your local Solar Distributor for details e Foran installation opposite to against the roof pitch a Flat Roof stand and an Against Pitch kit are both required Refer to your local Solar Distributor for details e The collector kit is suitable f
31. he owner Solar Collector from date of installation NPT200 Years New solar collector free of charge with All installations S200 2t05 installation and labour costs being the T200 responsibility of the owner Notes Rheem is the supplier of Rheem electronic instantaneous gas water heaters manufactured by Paloma Industries a world leader in water heater technology and manufacture Refer to items 4 and 5 of warranty conditions Note Every care has been taken to ensure accuracy in preparation of this publication No liability can be accepted for any consequences which may arise as a result of its application Revision Date 2007 April 126547A
32. his solar water heater an additional effective back flow prevention device also should be used as an extra safeguard Valve manufacturer RMC recommends Dual Check Valve model N7150 as being suitable for this application K Two Temperature Zones Using a Temperature Limiting Device 29 INSTALLATION SOLAR STORAGE TANK If a combination isolation valve and non return valve duo or trio valve is installed on the cold water line to the 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 water temperatures generated under certain conditions in the solar collectors of this solar water heater an effective back flow prevention device should be used as the second non return valve as an extra safeguard Valve manufacturer RMC recommends Dual Check Valve model N7150 as being suitable for this application If a pressure limiting valve is installed on the cold water line to the solar 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 CIRCULATED HOT WATER FLOW AND RETURN SYSTEM A solar water heater should not be installed as part of a circulated hot water
33. ied value refer to Rheem or their Accredited Service Agent e If unable to get the water heater working properly contact the nearest Rheem Service Department or their Accredited Service Agent e When satisfied everything is working properly instruct the user in the correct method of operation AIR SHUTTER The air shutter is a hinged flap in the burner aeration tube It may require adjustment on installation e Fora Propane and Butane model the air shutter should be fully open e The shutter is held in place by a screw on the side of the burner aeration tube Note A Natural gas model does not have an air shutter 50 LIGHTING THE WATER HEATER CLOSE DOWN PROCEDURE 1 Turn the gas control knob to the xX position pilot This setting will leave the pilot flame alight however the main burner will not be able to light 2 Turn the gas control knob to the e off position This setting shuts the gas control down completely 51 DRAINING THE SOLAR COLLECTORS To drain the solar collectors and the solar hot and solar cold pipes Open a hot water tap and allow the water to run for five minutes immediately prior to draining the solar collector s This will assist in the transfer of any high temperature water in the solar collector s to the solar storage tank Close the hot water tap A Warning Exercise care as water discharged from the solar collectors may be of a very high temperature Turn off
34. iods of low solar energy gain the water temperature can be boosted by the thermostatically controlled gas burner The boosting is controlled by both the timer unit and the gas control thermostat typical maximum temperature lt lt maximum booster setting lt minimum recommended stored water temperature The water heater features a user adjustable thermostat which allows you to personally choose the most suitable boosting temperature for your hot water needs Refer to Temperature Adjustment on page 5 maximum recommended supply temperature to bathrooms and ensuites lt lt To meet the requirements of the National Plumbing Standard the temperature of the stored water must not be below 60 C Rheem recommends the thermostat is set at 60 C to maximise solar contribution ABOUT YOUR WATER HEATER HOTTER WATER INCREASES THE RISK OF SCALD INJURY This water heater can deliver water at temperatures which can cause scalding Check the water temperature before use such as when entering a shower or filling a bath or basin to ensure it is suitable for the application and will not cause scald injury We recommend and it may also be required by regulations that an approved temperature limiting device be fitted into the hot water pipe work to the bathroom and ensuite when this water heater is installed This will keep the water temperature below 50 C at the bathroom and ensuite The risk of scald injury
35. ircuit fluid being used incorrect or insufficient filling of the closed circuit system with the closed circuit fluid ice formation in the pipe work to or from the water heater Where the solar water heater or solar water heater component has failed directly or indirectly as a result of ice formation in the water ways of a solar water heater system where the system has not been installed in accordance with the water heater installation instructions a Hiline a Loline with a freeze protection system where the electricity supply has been switched off or has failed a Loline installed at an altitude more than 400 metres above sea level a Premier Hiline or Premier Loline due to non Rheem approved or incorrectly mixed closed circuit fluid being used a Premier Loline where there is insufficient or incorrect fall in the pipe work preventing complete drain back of the closed circuit fluid Where the electronic instantaneous gas booster water heater or electronic instantaneous gas booster water heater component has failed directly or indirectly as a result of ice formation in the water ways of a water heater where the electricity has been switched off or has failed and the water heater has not been drained in accordance with the instructions due to an ambient temperature below 20 C including wind chill factor where the water heater has not been installed in accordance with the water heater installation instructions Where the water heater
36. irements must be made 40 CONNECTIONS PLUMBING RELIEF VALVE The temperature pressure relief valve is shipped behind the front cover of the solar storage tank This valve must be fitted before the water heater is operated Before fitting the relief valve make sure the probe has not been bent Seal the thread with Teflon tape never hemp Make sure the tape does not hang over the end of the thread Screw the valve into the correct opening refer to the installation diagram on page 34 leaving the valve outlet pointing downwards Do not use a wrench on the valve body use the spanner flats provided RELIEF VALVE DRAIN A copper drain line must be fitted to the relief valve to carry the discharge clear of the water heater Connect the drain line to the relief valve using a disconnection union The pipe work from the relief valve to the drain should be as short as possible and fall all the way from the water heater with no restrictions It should have no more than three right angle bends in it Use DN15 pipe The outlet of the drain line must be in such a position that flow out of the pipe can be easily seen refer to AS NZS 3500 4 but arranged so hot water discharge will not cause injury damage or nuisance The drain line must discharge at an outlet or air break not more than 9 metres from the relief valve In locations where water pipes are prone to freezing the drain line must be insulated and not exceed 300 mm in length In th
37. is instance the drain line is to discharge into a tundish through an air gap of between 75 mm and 150 mm A 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 capable of carrying water exceeding 93 C Failure to observe this precaution may result in damage to pipe work and property 41 CONNECTIONS PLUMBING BLEED VALVE DRAIN A copper drain line must be fitted to the bleed valve to carry the discharge clear of the water heater and solar controls Connect the drain line to the bleed valve using a disconnection union The pipe work from the bleed valve to the drain should be as short as possible and fall all the way from the valve with no restrictions It should have no more than three right angle bends in it Use DN15 pipe The outlet of the drain line must be in such a position that flow out of the pipe can be easily seen refer to AS NZS 3500 4 but arranged so water discharge will not cause injury damage nuisance or splashing The water discharged may be of a high temperature under certain conditions The drain line must be fully insulated with closed cell polymer insulation or similar minimum thickness 13 mm The insulation must be weatherproof and UV resistant if exposed EXPANSION CONTROL VALVE Local regulations may make it mandatory to install an expa
38. itting solar hot water inlet of tank RP 20 e Solar cold to collector connection DN15 compression fitting e Relief valve connection RP72 15 e Gas inlet RP74 15 e Bleed valve connection G1 0B All plumbing work must be carried out by a qualified person and in accordance with the National Plumbing Standard AS NZS 3500 4 and local authority requirements All gas work must be carried out by a qualified person and in accordance with the Gas Installations Standard AS 5601 and local authority requirements WATER INLET AND OUTLET All pipe work must be cleared of foreign matter before connection and purged before attempting to operate the water heater All olive compression fittings must use brass or copper olives Use thread sealing tape or approved thread sealant on all fittings An isolation valve and non return valve must be used on the cold water line to the water heater A non return valve must be fitted on the cold water supply to this water heater in compliance with Clause 5 9 1 of AS NZS 3500 4 Due to the higher temperatures generated by solar water heaters an additional effective back flow prevention device also should be fitted as an extra safeguard Valve manufacturer RMC recommends Dual Check Valve No N7150 as being suitable for this application An acceptable arrangement is shown in the diagram on page 40 Refer also to Hot Water Delivery on page 29 and to Mains Water Supply on page 28 The plumbing arr
39. k The solar storage tank must be accessible without the use of a ladder or scaffold Make sure the temperature pressure relief valve lever is accessible and the access covers and burner can be removed for service If possible leave headroom of one water heater length so the anode can be inspected or replaced Remember you may have to remove the entire solar storage tank later for servicing 26 INSTALLATION SOLAR STORAGE TANK The installation must comply with the requirements of AS NZS 3500 4 AS NZS 3000 AS 5601 and all local codes and regulatory authority requirements In New Zealand the installation must conform with NZS 5261 Code of Practice for Installation of Gas Burning Appliances and the New Zealand Building Code The water heater must not be installed in an area with a corrosive atmosphere where chemicals are stored or where aerosol propellants are released Remember the air may be safe to breathe but when it goes through a flame chemical changes take place which may attack the water heater The solar storage tank is to be installed at ground level on a concrete or brick plinth fire proof base and must stand vertically upright with the back of the solar storage tank against an external wall or alternatively against a fireproof screen extending at least 500mm above below and either side the flue terminal Failure to observe this precaution can cause problems in high wind areas A secondary flue is not required
40. let to the gas control e Light the water heater refer to Lighting the Water Heater on page 48 e Ensure the timer is programmed refer to Timer Operation on page 16 HOW DO I KNOW IF THE WATER HEATER IS INSTALLED CORRECTLY Installation requirements are shown on page 34 The water heater must be installed by an authorised person and the installation must comply with National Standards AS NZS 3500 4 AS NZS 3000 AS 5601 and all local codes and regulatory authority requirements In New Zealand the installation must conform with the Code of Practice for installation of Gas Appliances NZS 5261 and the New Zealand Building Code The timer is not weatherproof and must be installed indoors ABOUT YOUR WATER HEATER PIPE WORK AND INSULATION The solar hot and solar cold pipe work between the solar storage tank and the solar collectors MUST BE of copper and fully insulated with closed cell polymer insulation or similar minimum thickness 13mm The insulation must be weatherproof and UV resistant if exposed The insulation is essential to assist in providing freeze protection will offer corrosion protection to a metal roof against water runoff over the copper pipe assist in avoiding accidental contact with the solar pipe work and also reduce pipe heat losses The insulation must be fitted up to the connections on both the solar collectors and the solar storage tank as very high temperature water can flow from the solar collectors to
41. n 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 Have any trees trimmed which may shade the solar collectors 14 REGULAR CARE FLUSHING THE SOLAR COLLECTORS It may be necessary to flush the solar collectors if there is sediment in the water supply This should be conducted in the morning within three hours of sunrise when the water temperature inside the solar collector s is lower e Open a hot water tap and allow the water to run for five 5 minutes prior to flushing the solar collector s e Close the hot tap e Wait a further five 5 minutes before attempting to flush the solar collectors This will assist in the transfer of any high temperature water in the solar collector s to the solar storage tank A Warning Exercise care as water discharged from the solar collectors may be of a very high temperature e To flush the solar collectors follow the procedure Bleeding the Solar Collectors on page 9 allowing the water to flow from the bleed valve drain line for five 5 minutes before closing the bleed valve It is recommended to flush the solar collectors every five 5 years This will assist in keeping the solar collectors solar cold pipe and solar hot pipe
42. ndard Total Dissolved Solids in water supply to the water heater Anode colour code 0 40 mg L Green 40 600 mg L Black 600 2500 mg L Blue 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 12 mm Should pre drilling be required extreme caution must be observed when penetrating the jacket of the water heater Note Damage to the cylinder as a result of saddling to the jacket will void the warranty 32 INSTALLATION SOLAR STORAGE TANK DIMENSIONS AND TECHNICAL DATA RHEEM 531260 RHEEM 531260 Model 531260 Mass tank Empty 110 kg Full 370 kg Recovery Boost Capacity amp Boost 260 litres natural gas 50 C rise 100 litres Gas Details Hourly Gas Min Gas Test Point Gas Max Gas Consumption MJ Pressure kPa Pressure kPa Pressure kPa Natural 26 1 13 1 00 3 50 Propane 25 2 75 2 70 3 50 Butane 25 2 75 2 70 3 50 Model numbers N Natural P Propane B Butane Letter N P or B is included in the model number eg 531260N0 to denote gas type 33 INSTALLATION SOLAR STORAGE TANK TYPICAL INSTALLATION OUTDOOR LOCATION TER OUTLET union hot _ FLUE TERMINAL ction and Minimum pipe N ances to and walls corda ulatory authority requirement ce TEM
43. nsion control valve ECV in the cold water line to the water heater In other areas an ECV is not required unless the saturation index is greater than 0 4 refer to Water Supplies on page 56 However an ECV may be needed in a corrosive water area where there are sufficient quantities of silica dissolved in the water The expansion control valve must always be installed after the non return valve and be the last valve installed prior to the water heater refer to diagrams on page 40 A copper drain line must be run separately from the drain of the relief valve GAS INLET The gas connection is made through the grommet in the left hand side panel to the gas control The pipe work must be cleared of foreign matter before connection and purged before attempting to light the water heater An isolation valve and disconnection union must be used to allow servicing and removal of the solar storage tank Refer to the Gas Installations Standard AS 5601 for the correct pipe sizing A Warning Always isolate the water heater before pressure testing the gas supply system Disconnect the water heater after the isolating cock to prevent the risk of serious damage to the gas control Warranty does not cover damage of any nature resulting from failure to observe this precaution Refer to rating label for gas types and pressures Caution Care is necessary when tightening fittings into the gas valve The gas valve casting may crack if the fittings ar
44. nty the balance of the original warranty period will remain effective The replaced part or water heater does not carry a new warranty Where the water heater is installed outside the boundaries of a metropolitan area as defined by Rheem or further than 25km from a regional Rheem branch office or an Accredited Service Agent the cost of transport insurance and travelling costs between the nearest Rheem Accredited Service Agent s premises and the installed site shall be the owner s responsibility Where the water heater is installed in a position that does not allow safe ready access the cost of accessing the site safely including the cost of additional materials handling and or safety equipment shall be the owner s responsibility The warranty only applies to the water heater and original or genuine company component replacement parts and therefore does not cover any plumbing or electrical parts supplied by the installer and not an integral part of the water heater e g pressure limiting valve isolation valves non return valves electrical switches pumps or fuse The water heater must be sized to supply the hot water demand in accordance with the guidelines in the Rheem water heater literature RHEEM AUSTRALIA PTY LTD A B N 21 098 823 511 www rheem com au FOR SERVICE TELEPHONE 131 031 AUSTRALIA 0800 657 335 NEW ZEALAND or refer local Yellow Pages RHEEM SOLAR WATER HEATER WARRANTY
45. nty does not apply to a solar collector unless a water softening device is installed Refer to the cold water connection detail on page 40 WATER HEATERS NOT INSTALLED IN ACCORDANCE WITH THE ABOVE ADVICE WILL NOT BE COVERED BY THE WARRANTY 57 RHEEM SOLAR WATER HEATER WARRANTY AUSTRALIA ONLY Rheem reserves the right to transfer fully functional components from the defective water heater to the replacement water heater if required The term water heater used in the Warranty Warranty Conditions and Warranty Exclusions means the Rheem supplied water heater s solar storage tank s solar collector s kit s and components In addition to this warranty the Trade Practices Act 1974 and similar laws in each state and territory provide the owner under certain circumstances with certain minimum statutory rights in relation to your Rheem water heater This warranty must be read subject to that legislation and nothing in this warranty has the effect of excluding restricting or modifying those rights WARRANTY CONDITIONS This warranty is applicable only to water heaters manufactured from 1st September 2006 The water heater must be installed in accordance with the Rheem water heater installation instructions supplied with the water heater and in accordance with all relevant statutory and local requirements of the State in which the water heater is installed Where a failed component or water heater is replaced under warra
46. oes not indicate a fault Refer to Commissioning on page 2 If the red LED continues to emit a rapid pulse for longer than ten 10 minutes or emits a series of flashes then count the number of flashes and phone your nearest Service Department or Accredited Service Agent to arrange for an inspection 2007 October 3 SK6203 Rev B ABOUT YOUR WATER HEATER MODEL TYPE Congratulations for choosing a Rheem water heater Your Rheem solar Loline water heater is designed for the solar collectors to be roof mounted and the solar storage tank to be installed at ground level The solar storage tank is suitable for outdoor installation only and can be installed with Rheem NPT 200 solar collectors The system is not suitable for installation above 400 metres altitude The system when installed in areas subject to freeze conditions must be installed with the solar hot and solar cold pipes fully insulated with closed cell polymer insulation minimum thickness 13mm to offer protection against freeze damage Freeze conditions occur below 6 C The system has NO WARRANTY for freeze damage when installed above 400 metres altitude or if the solar hot and solar cold pipes are uninsulated refer to Warranty Exclusions on page 59 and to Pipe Work and Insulation on page 8 HOW HOT SHOULD THE WATER BE The solar control unit will circulate water through the solar collectors until a temperature of approximately 75 C is reached During per
47. olar circuit system to operate effectively GAS BOOSTING Water stored in the solar storage tank can be heated by a gas burner located under the cylinder The gas burner is for heating the water at times of low solar energy gain such as during very cloudy or rainy weather or during the winter months The boost water temperature is determined by the gas control thermostat setting The gas burner is also controlled via a timer unit installed inside the house It is recommended the timer be set to enable boosting between 4 00 PM and 6 30 PM This will allow boosting of the water temperature before the main evening hot water usage period but after the main solar heating period of the day The timer unit has a manual OVERRIDE to allow boosting outside of the set hours refer to Timer Operation on page 16 Note The gas burner will only light if the temperature of the water in the solar storage tank is below the gas control thermostat setting 11 HOW YOUR WATER HEATER WORKS PIEZO IGNITION The Piezo push button igniter makes lighting the pilot flame of your water heater very easy Simply follow the instructions on the label attached to the back of the access door There is no need for matches to light the water heater PILOT IGNITER A permanent pilot flame burns to ignite the main burner automatically for boosting Heat from the pilot is absorbed by the water GOING ON HOLIDAYS Ai lt 2 If you
48. on page 56 ABOUT YOUR WATER HEATER BLEEDING THE SOLAR COLLECTORS It is necessary to purge air from the collector circuit e When the water heater is to be turned on and the solar collectors and solar hot and solar cold pipe work have been drained e After maintenance has been conducted on the pipe work and air has entered the system e Ifthe circulator appears not to be circulating water around the system A Warning Bleeding the solar collectors should be conducted in the morning within three hours of sunrise when the water temperature inside the solar collectors is lower To purge air from the collector circuit e Ensure the water heater is full of water and all of the hot taps are turned off e Using a flat blade screwdriver open the bleed valve if it is not already open fitted adjacent to the solar hot 1 water from collector inlet of the solar storage tank see diagram e The mains pressure will force water to flow from the tank and through the pipe work expelling air from the collector ae circuit through the bleed SOA valve This is evidenced by N spurting of water from the drain line connected to the bleed valve A Warning Exercise care to avoid any splashing of water as water discharged from the solar collectors may be of a very high temperature e Close the bleed valve when water runs freely from the drain line ABOUT YOUR WATER HEATER FREEZE PROTECTION The system when installed in a
49. or installations with an inclination of up to 30 Where the solar collectors are installed at inclinations greater than 30 a With Pitch frame is necessary Refer to your local Solar Distributor for details e The roof must be suitable to take the mass of the solar collectors Each solar collector and its fittings weighs approximately 40 kg when full of water 36 INSTALLATION SOLAR COLLECTORS e The installation must comply with the requirements of AS NZS 3500 4 and all local codes and regulatory authority requirements e Refer to the installation instructions supplied with the collector kit for details on the installation of the solar collectors LATITUDE OF SOME AUSTRALIAN CITIES Adelaide 35 S Cairns 17 S Hobart 42 S Port Hedland 20 S Alice Springs 24 S Canberra 35 S Mildura 34 S Rockhampton 24 S Brisbane 27 S Darwin 12 S Melbourne 38 S Sydney 34 S Broken Hill 31 S Geraldton 28 S Perth 32 S Townsville 19 S PIPE LENGTHS The maximum recommended combined length of the solar cold and solar hot pipes with bends is Maximum recommended total combined pipe length and number of 90 bends Pipe 1 or 2 Collectors 3 Collectors 4 Collectors Size Pipe Length 90 Bends Pipe Length 90 Bends Pipe Length 90 Bends DN15 40 metres 20 30 metres 20 15 metres 20 DN20 NR NR 40 metres 20 40 metres 20 For each additional 90 bend reduce the maximum total pip
50. orage tank through a 45 C temperature rise This may be necessary during periods of very low solar energy gain through the solar collectors such as during constant rain or extremely cloudy weather It may be necessary and is recommended to reset the timer during daylight saving time in the states where applicable to enable boosting between 5 00 PM 17 00 Hours and 7 30 PM 19 30 Hours to maximise the solar energy gain during this period RESET THE TIMER It is recommended the timer be reset before commencing the initial programming This will delete any set programs e Press the R button gently to reset the timer Use a non metallic object like a MO TU WE TH FR SA SU wooden or plastic toothpick ee A Warning Do not use a sharp pA 58 j i i oe metal object as this may pierce the protective membrane and an electric shock may result Note When the R reset button is pressed the entire screen is illuminated and all programs including the current time are deleted from the timer s memory 17 TIMER OPERATION TO SET THE TIME Press and hold the TIME button Press the DAY button to select the current day Press the HR button to select the current hour Note 24 hour clock Press the MIN button to select the current minute Release the TIME button The current time is now set TO SET ON OFF TIMES To set ON time Press and release the PROG
51. ours e If there is solar gain the circulator activates and the green LED will emit a series of three 3 flashes The three 3 flashes indicate the circulator is operating and power to the solar control unit has been on for less than 48 hours e The circulator will operate at full speed for approximately fifteen 15 seconds If the red LED is emitting a rapid pulse the circulator may operate at full speed for up to ten 10 minutes After fifteen 15 seconds or after the red LED has extinguished the solar controller will commence to pulse the circulator to control the flow rate through the collector circuit and achieve a constant temperature rise across the collector s It is normal operation for the circulator to experience a pulsing effect e The red LED may emit a rapid pulse for a short period This indicates a temperature difference between the hot sensor and cold sensor of greater than 40 C and does not represent a fault code This is the result of a build up of heat and increase in water temperature in the collector prior to the switching on of the electrical supply to the solar control unit The rapid pulsing of the red LED will cease as the water circulates and the heat is dissipated This should be within four 4 to five 5 minutes of start up but may take up to ten 10 minutes If the red LED does continue to emit a rapid pulse for longer than ten 10 minutes this may indicate water is not circulating through th
52. reas subject to freeze conditions must be installed with the solar hot and solar cold pipes fully insulated with closed cell polymer insulation minimum thickness 13mm to offer protection against freeze damage Freeze conditions occur below 6 C The system has NO WARRANTY for freeze damage when installed above 400 metres altitude or if the solar hot and solar cold pipes are uninsulated refer to Warranty Exclusions on page 59 and to Pipe Work and Insulation on page 8 The anti freeze control is designed to recirculate a small amount of water from the solar storage tank through the solar pipe work during periods of low temperatures This is to prevent the water inside the pipe work from freezing It is essential that the electrical circuit to the solar control unit is continually turned on if there is a risk of freezing The solar warranty does not cover damage caused by freeze conditions when the electrical circuit to the solar control unit is turned off or interrupted Notes e If it is necessary to switch the power off to the solar control unit and there is a risk of freezing then it is necessary to have your plumber drain the solar collectors and solar flow and return pipe work e The freeze protection system will be rendered inoperable if electrical power is not available at the water heater Damage caused by freezing due to no power at the water heater is not covered by warranty e Pipe work between the solar collectors and
53. s in a Propane model A Propane model is designed to operate on Propane only The use of Propane Butane mixture such as automotive LPG fuel in a Propane model is unsafe and can cause damage to the water heater ABOUT YOUR WATER HEATER TO TURN OFF THE WATER HEATER If it is necessary to turn off the water heater e Shut down the gas control refer to Close Down Procedure on page 51 e Close the gas isolation valve at the inlet to the gas control e Switch off the electrical supply at the isolating switch to the water heater refer to note below e Close the cold water isolation valve at the inlet to the water heater Note If there is a risk of freezing conditions the electrical supply to the solar control unit should not be switched off unless the solar collectors are drained otherwise damage could result refer to Freeze Protection on page 10 TO TURN ON THE WATER HEATER e Open the cold water isolation valve fully at the inlet to the water heater e lf the solar collectors and solar hot and solar cold pipes have been drained it will be necessary to bleed the collector circuit refer to Bleeding the Solar Collectors on page 9 e If the electrical supply to the water heater has been switched off switch on the electrical supply at the isolating switch The isolating switch must be switched on for the solar control unit to operate and solar gain to be achieved e Open the gas isolation valve fully at the in
54. scharged from the solar collectors may be of a very high temperature e Close the bleed valve when water runs freely from the drain line 46 COMMISSIONING TO TURN OFF THE WATER HEATER If it is necessary to turn off the water heater on completion of the installation such as on a building site or where the premises is vacant then e Shut down the gas control refer to Close Down Procedure on page 51 e Close the gas isolation valve at the inlet to the gas control e Switch off the electrical supply at the isolating switch to the water heater refer to note below e Close the cold water isolation valve at the inlet to the water heater Note The freeze protection system will be rendered inoperable if electrical power is not available Damage caused by freezing due to the unavailability of power to the water heater is not covered by warranty refer to Warranty Exclusions on page 59 If there is a risk of freezing then it is necessary to drain the solar collectors and connecting pipe work refer to Draining the Solar Collectors on page 52 47 LIGHTING THE WATER HEATER FOR YOUR SAFETY READ BEFORE LIGHTING A Warning This gas water heater is designed to operate reliably and safely as long as the operating instructions are followed exactly You must comply with these lighting instructions at every stage Make sure the water heater is filled with water and the water supply is on otherwise serious damage to th
55. served as the discharged water is cooler 23 SAVE A SERVICE CALL TIMER APPEARS TO BE FUNCTIONING INCORRECTLY Check the following e Has the programming been set correctly Check the programmed ON and OFF times refer to Timer Operation on page 16 e Has the R reset button been inadvertently pressed Reprogram the timer e Has the timer been set to the RANDOM function Deactivate the RANDOM function refer to Caution Random Function on page 20 CAN T LIGHT THE PILOT FLAME e Is there gas to the water heater Check the gas isolation valve on the gas supply line is open e Is there a normal gas supply to the rest of the premises Try lighting another gas appliance to check If there is no gas call the gas supplier WATER HEATER APPEARS TO BE LEAKING When the water heater is first lit or after a large usage of hot water condensation may form on the burner of the water heater This is quite normal especially in winter months and will dry off as the water is heated COLLECTOR GLASS Warranty DOES NOT cover breakage of solar collector glass Check your household insurance policy covers collector glass breakage A Warning Collector glass must not be replaced whilst the solar collector is on the roof The collector glass is not offered as a replacement part and no attempt should be made to remove it Should the solar collector require replacement contact your nearest
56. sseeeeseeeeeeeeeeeeeeneee 4 How Your Water Heater WorkS ccccccccessseeteeeeeeeeeeeeeeneeeeeneees 11 Reg lar Cale a iscciccceisendiiesaatccsaisandscesanccicessnedscsancqcdesscnetacsecseracssas 13 Timer Operation wsicccsccscsccccsscceccscsscacsesscceteczacsetessecczieantcczsessnecsias 16 Save A Service Call sisciciccissieccesiciscechsctestegeccizentecthctnsnenseseienteences 21 Installation Solar Storage Tank cccceseeceeeeseeeeeeeseeeeeeeeee 26 Installation Solar Collectors ccccsecceeeseeeeeeeeeeeeeeeseeeeeeeeee 36 Connections Plumbing 2 ccccccceeeseeeeeeeeeeeeeeeeeeeeeeeseeeeeeeee 39 Connections Electrical ccccseeseeeeesseeeeeeeeeeeeeeeeeeeeeseeeeeeeee 43 COMMISSIONING wesssvicsessscsssescsseccccscdssasatececessssvasastccetssesedsaasbiceeies 45 Lighting The Water Heater ccccccccssssseesseeceeeeeeeeesseeeeeeeenees 48 Draining The Solar Collectors cccccccesssseneeeeeeeeessseeeeeeneneess 52 Draining The Water Heater cccccccccccessseeeeeesseseeseeeeseeeeeeeees 53 Water Sup plies vies csicceccssts cestecsecesttcsececteiececncssssertessstenecatniesesatcins 56 Warranty 2sc cecccccccccecssecccecisscecescnecccecsseceseacussceesenecanncczecerstasssanetce 58 A Warning Upon completion of the installation and commissioning of the water heater leave this guide with the householder or a responsible officer DO NOT leave this guide inside of the cover of the water heater as
57. stem is suitable for installation with Rheem NPT 200 solar collectors The system is not suitable for installation above 400 metres altitude The system when installed in areas subject to freeze conditions must be installed with the solar hot and solar cold pipes fully insulated with closed cell polymer insulation minimum thickness 13mm to offer protection against freeze damage Freeze conditions occur below 6 C The system has NO WARRANTY for freeze damage when installed above 400 metres altitude or if the solar hot and solar cold pipes are uninsulated refer to Warranty Exclusions on page 59 and to Warning Plumber Be Aware on page 38 Thicker insulation may be required to comply with the requirements of AS NZS 3500 4 SOLAR WATER HEATER STORAGE TANK LOCATION The solar storage tank should be installed close to the most frequently used outlet and its position chosen with safety and service in mind Make sure people particularly children will not touch the flue outlet The flue terminal must be clear of obstructions and shrubbery Consideration must also be given to the position of the solar storage tank in relation to the solar collectors There are limitations on the maximum length of the solar hot and solar cold pipes between the solar storage tank and the solar collectors Refer to Solar Collector Location on page 36 and to Pipe Lengths on page 37 Clearance must be allowed for servicing of the solar storage tan
58. t switched by the timer e The timer is not weatherproof and must be installed indoors It is recommended the timer be located in the kitchen or laundry or other location easily seen by the householder Connect the hot sensor lead from the solar collectors through the hole in the side of the air duct to the hot sensor cable connector adjacent to the terminal block Fit the strain relief grommet over the hot sensor lead and secure at the hole in the air duct 43 CONNECTIONS ELECTRICAL The power consumption of the water heater is Component Fower Comments consumption Solar controls 14 Watts Constant load 4 Watts differential controller 6 Watts solenoid valve 4 Watts timer Solar circulator 36 Watts Maximum load at solar heating cycle start up 30 Watts Average load during the solar heating cycle The water heater will only operate on a sine wave at 50 Hz Devices generating a square wave cannot be used to supply power to the water heater WIRING DIAGRAMS A double pole isolating switch must be incorporated in the fixed wiring according to the AS NZS 3000 AS 5601 and local authority requirements bo 44 COMMISSIONING TO FILL AND TURN ON THE WATER HEATER The power supply to the water heater must not be switched on and the gas pilot or burner must not be lit until the water heater is filled with water and a satisfactory megger reading is obtained e Open all of
59. te the programming operation Press this button to set the hours TIME PROG DAY HR MIN 00 990 Press this button to set the minutes RANDOM eR man Press this button to turn the OVERRIDE function on or off Press this button to delete all programmed information from the memory Note Each press of a button will advance the setting by one increment Pressing a button continuously will scroll through the settings 16 TIMER OPERATION The function of the timer is to enable the gas burner to automatically boost the stored water temperature if required due to low solar energy gain during the day This will ensure the solar storage tank is full of hot water for the evening hot water requirements A Warning The timer is not waterproof Do not splash the timer with water BATTERY BACKUP The timer has an inbuilt rechargeable battery If a power failure occurs the rechargeable battery will maintain the memory of the timer avoiding the loss of any set programs Note The rechargeable battery may be run down at the time of installation Connecting to mains power will recharge the battery RECOMMENDED TIMER ON OFF SETTING It is recommended the timer be set to enable boosting between 4 00 PM 16 00 Hours and 6 30 PM 18 30 Hours Note The timer uses a 24 hour clock This two and a half hour boosting period is sufficient to allow the gas burner to heat up the entire contents of the solar st
60. the MAN button is pressed again to deactivate the manual boosting OVERRIDE function refer to Manual Boosting OVERRIDE Function on page 20 During this time only minimal solar gain may be achieved 19 TIMER OPERATION MANUAL BOOSTING OVERRIDE FUNCTION The timer also has an OVERRIDE function to allow for boosting the temperature of the water in the solar storage tank outside of the set hours To activate manual boosting press the MAN button once The word ON appears in the display When the water has been heated to the temperature setting of the gas control the gas burner will automatically extinguish To deactivate the manual boosting press the MAN button once The word OFF appears in the display Note This is necessary to prevent further boosting of the water temperature whenever hot water is used This could potentially reduce the solar gain for one day If the OVERRIDE function is not manually deactivated it will automatically be deactivated at the end of the next timer set boost period CAUTION RANDOM FUNCTION The timer features a RANDOM function setting indicated by the word TIMER flashing in the display The RANDOM function will cause the timer to switch ON and OFF completely at random regardless of any set programmes If the RANDOM function is inadvertently set press the DAY and HR b
61. the householder on how to dissipate the gas safely If under these conditions the water heater has not been used for two or more weeks the following procedure should be carried out before using any electrical appliances automatic washing machines and dishwashers which are connected to the hot water supply The hydrogen which is highly flammable should be vented safely by opening a hot tap and allowing the water to flow There should be no smoking or naked flame near the tap whilst it is turned on Any hydrogen gas will be dissipated This is indicated by an unusual spurting of the water from the tap Once the water runs freely again any hydrogen in the system will have been released 56 WATER SUPPLIES SATURATION INDEX The saturation index is used as a measure of the water s corrosive or scaling properties 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 corrosive and warranty does not apply to a solar collector In a scaling water supply calcium carbonate is deposited out of the water onto any hot metallic surface Where the saturation index exceeds 0 40 the water is scaling and an expansion control valve must be fitted on the cold water line after the non return valve and the solar collectors should be covered when the water heater is not intended to be used for more than two weeks Where the saturation index exceeds 0 80 warra
62. the knob counter clockwise to the setting of 6 This will give a water temperature of about 60 C Rheem recommends the thermostat is set at 60 C to maximise solar contribution Refer to Temperature Adjustment on page 5 if further adjustment is required Replace the access cover 49 LIGHTING THE WATER HEATER The main burner will now automatically ignite during the set timer period when heating is required and extinguish when the water has been heated to the set temperature If the main burner does not light at the selected setting the water may already be at the selected temperature Note Never press the igniter button while the top knob is in a numbered position TEST THE WATER HEATER AFTER INSTALLATION e The operation of the water heater must be thoroughly checked by the installer e The burner flame must light smoothly and quickly from the pilot flame and must go out quietly and completely e The main burner flame must be stable although slight lifting at the front edge of the burner is acceptable when the burner is cold e The main burner flame should be blue with a clearly defined inner cone luminous yellow or floating flames are not acceptable and must be corrected by opening the air shutter refer to Air Shutter on page 50 e Check the test point pressure and compare with the rating label The pressure regulator is not adjustable and if the test point pressure is not within 5 of the specif
63. the solar storage tank under certain conditions Plastic pipe MUST NOT be used as it will not withstand the temperature and pressure of the water generated by the solar collectors under certain conditions refer to Warning on page 38 DOES THE WATER QUALITY AFFECT THE WATER HEATER The water heater is suitable for most public water supplies however some water qualities may have detrimental effects on the cylinder solar collectors and fittings If you are in a known harsh water area you must read page 56 If you are not sure have your water quality checked against the conditions described on page 56 HOW LONG WILL THE WATER HEATER LAST There are a number of factors that will affect the length of service the water heater will provide These include the water quality the water pressure temperature inlet and outlet and the water usage pattern However your water heater is supported by a comprehensive warranty refer to page 60 ANODE PROTECTION The anode s installed in your water heater will slowly dissipate whilst protecting the cylinder The life of the water heater cylinder may be extended by arranging for an authorised person to inspect the anode s and replacing it if required The suggested time after installation when the anode s should be inspected is 8 years For softened water supplies or in areas of poor water quality it is recommended the anode be inspected 3 years earlier than shown refer to Water Supplies
64. the water heater or at the switch board marked HOT WATER or WATER HEATER and ensure it is turned ON Note Check the settings on the TIMER are sufficient to allow a full boosting cycle 2 hours from 4 00 PM to 6 30 PM is recommended Collectors shaded If trees or other objects shade the solar collectors or if the glass is dirty the effectiveness of the solar collectors will be greatly reduced Have the trees trimmed or the solar collectors relocated if the obstruction is permanent or clean the collector glass refer to Collector Glass on page 14 Collector area is too small For most installations the number of solar collectors recommended in Rheem 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 21 SAVE A SERVICE CALL e Air in collectors No solar gain It is possible under certain conditions such as when the pipe work has been opened that air may become trapped in the solar collectors This will prevent the circulator from moving water around the collector circuit The air will need to be purged from the solar collectors refer to Bleeding The Solar Collectors on page 9 e Are you using more hot water than you think Is one outlet especially the shower using more hot water than you think Very often it is not realised the amount of hot water used par
65. ticularly when showering Carefully review the family s hot water usage As you have installed an energy saving appliance energy saving should also be practised in the home Adjust your water usage pattern to take advantage of maximum solar gains Have your plumber fit a flow control valve to each shower outlet to reduce water usage e Temperature pressure relief valve running Is the relief valve discharging too much water Refer to Temperature Pressure Relief Valve Running on page 23 e Thermostat setting Ensure the thermostat setting is appropriate You may choose to adjust the thermostat upwards to gain additional hot water capacity when boosting A Warning Hotter water increases the risk of scald injury e Water heater size Do you have the correct size water heater for your requirements The sizing guide in the sales literature and on the Rheem website www rheem com au suggests average sizes that may be needed WATER NOT HOT ENOUGH You may find that due to heavy hot water usage or low solar energy gain the water temperature may be lower than normally expected You will need to carefully plan your use of the gas burner to boost the water temperature on such occasions A lower water temperature may also be noticed in the morning if the gas boosting has not been used This in particular may be experienced during periods of low solar energy gain or if there has been heavy hot water usage the previous night 22 SAVE A
66. to the solar storage tank ABOUT YOUR WATER HEATER SAFETY This water heater is supplied with a thermostat an over temperature cut out and a combination temperature pressure relief valve These devices must not be tampered with or removed The water heater must not be operated unless each of these devices is fitted and is in working order If the electrical conduit to the water heater is damaged it must be replaced by an authorised person in order to avoid a hazard 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 e Do not store flammable or combustible materials near the water heater Flammable liquids such as petrol newspapers and similar articles must be kept well away from the water heater and the flue terminal e Do not use aerosols stain removers and household chemicals near the water heater whilst it is working Gases from some aerosol sprays stain removers and household chemicals become corrosive when drawn into a flame e Do not store swimming pool chemicals household cleaners etc near the water heater e Do not place anything on top of the water heater or in contact with the flue terminal Ensure the flue terminal is not obstructed in any way at any time e Do not use Propane Butane gas mixture
67. turned on Explain to the householder or a responsible officer the functions and operation of the timer 45 COMMISSIONING GAS INLET PRESSURE IMPORTANT CHECK the gas supply pressure at the inlet to the water heater with the water heater and all other gas burning appliances in the premises operating burners alight The minimum gas supply pressure is Natural Gas 1 13 kPa Propane 2 75 kPa Butane 2 75 kPa If this minimum cannot be achieved it may indicate the meter or the gas line to the water heater is undersized It is important to ensure that an adequate gas supply pressure is available to the water heater when other gas burning appliances on the same gas supply are operating BLEEDING THE SOLAR COLLECTORS Upon completion of the installation it is necessary to purge the air from the collector circuit To purge air from the collector circuit e Ensure the water heater is full of water and all of the hot taps are turned off e Using a flat blade screwdriver open the bleed valve fitted adjacent to the solar hot water 1 from collector inlet of the solar storage tank see diagram e The mains pressure will force water to flow from the tank and through the pipe work forcing air from the collector DESE S circuit through the bleed So l valve This is evidenced by N spurting of water from the z N drain line connected to the bleed valve NN A Warning Exercise care to avoid any splashing of water as water di
68. uttons simultaneously to deactivate the word TIMER disappears from the display SU 09 15 TIME PROG DAY HR MIN eR MAN Example The Manual Boosting Override function ON at quarter past nine on Sunday morning WE 1 nN OFF a bas i TIME PROG DAY HR MIN RANDOM eR van Example The Manual Boosting Override function OFF at ten past three on a Wednesday afternoon Note It is recommended the RANDOM function never be used 20 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 manufacture or failure of a part NOT ENOUGH HOT WATER OR NO HOT WATER This can occur with new installations and is normally related to some misunderstandings as to the use of the timer and gas booster Insufficient sunlight Insufficient sunlight due to cloudy weather during summer months or low solar energy contribution in winter months may mean you will need to activate the gas boosting more often refer to Manual Boosting Override Function on page 20 Pilot flame alight Check the pilot flame is burning by removing the access cover Relight Cos the pilot flame according to the lighting instructions refer to Lighting the Water Heater on page 48 Gas burner not operating Inspect the isolating switch adjacent to
69. water line from the supply tank should be adequately sized and fitted with a full flow gate valve or ball valve 28 INSTALLATION SOLAR STORAGE TANK 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 area such as a bathroom or ensuite to reduce the risk of scalding The installing plumber may have a legal obligation to ensure the installation of this water heater meets the delivery water temperature requirements of AS NZS 3500 4 so that scalding water temperatures are not delivered to a bathroom ensuite or other ablution area Where a temperature limiting device is installed adjacent to the solar water heater the cold water line to the temperature limiting device can be branched off the cold water line either before or after the isolation valve and pressure limiting valve to the solar storage tank but it MUST BE before the non return valve If an expansion control valve is required it must always be installed after the non return valve and be the last valve prior to the solar storage tank A Warning A non return valve MUST BE installed on the cold water line to the solar storage tank AFTER the cold water branch to a temperature limiting device Due to the higher water temperatures generated under certain conditions in the solar collectors of t

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