Aqua MAX CF20 series, Owner'S Manual And Installation Instructions

Page 1: ...is water heater must be installed and serviced by a qualified person Please leave this guide with the householder Owner s Guide and Installation Instructions Continuous Flow Gas Water Heater CF20 seri...

Page 2: ...d or Rheem Australia Pty Ltd Trademark of Aquamax Australia Pty Limited or Rheem Australia Pty Ltd Note Every care has been taken to ensure accuracy in preparation of this publication No liability can...

Page 3: ...the installer but may be of interest About Your Water Heater 4 Temperature Control 11 Water Supplies 22 Save A Service Call 23 Installation Water Heater 26 Connections Plumbing 37 Connections Electric...

Page 4: ...up to 75 C with an Aquamax pumped direct solar system during periods of low solar energy gain will boost the water temperature automatically to its preset outlet temperature setting WATER HEATER OPERA...

Page 5: ...heater has been installed to an existing water heater installation then all controllers must be disconnected and removed If this water heater is installed as part of a solar water heater system the sy...

Page 6: ...mbustible 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 Do not use aerosols stain...

Page 7: ...ts Spray insecticide around the water heater if necessary to rid the area of insects Do not spray the surface or into the air inlet or flue terminal of the water heater Insects encroaching into or nes...

Page 8: ...r Heater on page 9 TO TURN ON THE WATER HEATER Screw in the drain plugs at the cold water inlet and hot water outlet of the water heater if the water heater has been drained Open all of the hot taps i...

Page 9: ...freezing then it is necessary to drain the water heater refer to Draining the Water Heater on page 9 Pipe work to and from the water heater must be adequately insulated to prevent freezing The water h...

Page 10: ...e connections on both the solar storage tank and the in series gas booster VICTORIAN CUSTOMERS Notice to Victorian Customers from the Victorian Plumbing Industry Commission This water heater must be i...

Page 11: ...ner of the controller Warning Temperature controllers must not be fitted to this water heater CF20 60 model if it is installed as an in series gas booster with a solar water heater because water at a...

Page 12: ...ll controllers whether they are on or off when hot water is flowing regardless of which controller has priority display panel The current temperature setting is displayed on all controllers whether ho...

Page 13: ...n to deactivate the controller on off light is off Press and hold the up button Press the on off button whilst the up button is pressed The sound for the controller is deactivated Repeat this procedur...

Page 14: ...he water heater defaults to the preset outlet temperature setting This may be up to CF20 60 series 70 C CF20 50 series 48 C Refer to How Hot Should The Water Be on page 5 On a building fitted with a t...

Page 15: ...roll the temperature setting up to a maximum 43 C if there is hot water flowing or 45 C if there is no hot water flowing From the 45 C setting the up button must be pressed once for each increase in t...

Page 16: ...ority if a Bathroom controller is on Notes on the Kitchen controller The controller cannot be turned on whilst a hot tap is open The Kitchen controller must be on and have priority in order to adjust...

Page 17: ...tment on page 15 The selected temperature setting will be displayed on all controllers 4 Open the hot tap The in use light will glow on all controllers 5 Close the hot tap The in use light will go out...

Page 18: ...installed in the hot pipe to the bathroom or up to 60 C if a temperature limiting device is not installed CF20 50 series 48 C Notes on the Bathroom controllers The controller cannot be turned on whil...

Page 19: ...Press the on off button The on off operating light and the priority light will both glow The previous Bathroom controller temperature setting will be displayed on the temperature display panel 3 Sele...

Page 20: ...ill change the water volume setting by 10 litres Pressing the up button or down button continuously will scroll the water volume setting Fifteen seconds after the water volume has been selected the wa...

Page 21: ...ller on page 13 The factory preset water volume is 180 litres If a hot tap is not opened for one hour after the new water volume has been set then the setting will be automatically cancelled The water...

Page 22: ...ation should be sought from the supplier or it should be tested to ensure the water supply meets the requirements given in these guidelines for the Aquamax warranty to apply SATURATION INDEX The satur...

Page 23: ...of the house Try lighting another gas appliance Has the gas line been purged of air after installation Refer to your plumber WATER IS TOO HOT OR NOT HOT ENOUGH Does the controller you are using have...

Page 24: ...s permanent or clean the collector glass Ensure the glass on your solar collectors is free of dust salt spray or any other matter which may reduce the effectiveness of the solar collectors If the coll...

Page 25: ...rror code appears Close the hot tap turn off the controller s and switch off the electrical supply to the water heater Check the gas isolation valve at the gas inlet to the water heater is fully open...

Page 26: ...elating to the function and operation of the solar water heater refer to the Owner s Guide and Installation Instructions supplied with the solar water heater Note The CF20 50 model water heaters are m...

Page 27: ...least 300 mm between the top of the flue terminal and the eaves At least 300 mm between the flue terminal and the edge of any opening into the building such as an openable door or window measured hor...

Page 28: ...the water heater must be insulated with suitable thickness insulation if freezing conditions are likely to occur The insulation must be fitted to the underside of the water heater and be weatherproof...

Page 29: ...et and the cold water inlet of no less than 15 Refer to the specifications of the temperature limiting device Where a temperature limiting device is installed adjacent to the water heater the cold wat...

Page 30: ...ure limiting device prior to an open circuit direct system Due to the higher water temperatures generated under certain conditions in the solar collectors of an open circuit direct solar water heater...

Page 31: ...ed 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...

Page 32: ...water heater and the pipe work between the solar storage tank if one is installed and the in series gas booster must be insulated in accordance with the requirements of AS NZS 3500 4 The insulation mu...

Page 33: ...lers Only CF20 50 series CF20 60 series No Controllers CF20 50 series Notes Temperature Limiting Devices refer to Hot Water Delivery on page 29 Factory preset outlet temperature setting is CF20 60 ser...

Page 34: ...ural 70 C Recovery 25 C rise litres min 20 CF20 LP 50 propane 48 C Mass Empty kg 18 CF20 LP 60 propane 70 C Gas Details Hourly Gas Consumption MJ Min Gas Pressure kPa Test Point Gas Pressure kPa Max G...

Page 35: ...INSTALLATION WATER HEATER 35 DIMENSIONS CONTROLLERS Kitchen Controller Bathroom Controller...

Page 36: ...INSTALLATION WATER HEATER 36 TYPICAL INSTALLATION OUTDOOR LOCATION TYPICAL INSTALLATION ELECTRONIC INSTANTANEOUS GAS WATER HEATER...

Page 37: ...29 and to Mains Water Supply on page 28 A disconnection union must always be provided at the cold water inlet and hot water outlet on the water heater to allow for disconnection of the water heater In...

Page 38: ...d up to the connections on both the solar storage tank and the in series gas booster A full flow isolation valve must be installed on the water line to the in series gas booster GAS INLET The gas conn...

Page 39: ...ing water heater installation then all controllers must be disconnected and removed The water heater is supplied with a 1 8 metre lead and plug and requires a weatherproof 240 V 50 Hz general purpose...

Page 40: ...m1 controller is installed An additional Kitchen controller cable or Bathroom controller cable can be used if an extension of the cable length is required It will be necessary to cut an opposite end o...

Page 41: ...er 3 Remove the base plate from the controller 4 Draw the cable through the central hole in the base plate 5 Fix the base plate to the wall using suitable screws and wall anchors Ensure the projection...

Page 42: ...g in the thin section in the underside of the controller to accommodate the cable as shown in the diagram prior to Step 6 Kitchen Controller Installation Exposed Cable controller cable screws terminal...

Page 43: ...e setting of CF20 60 series 50 C CF20 50 series 48 C The method of installation for the Bathroom1 and Bathroom2 controllers is identical Choose a suitable location for each Bathroom controller away fr...

Page 44: ...al hole in the base plate 7 Fix the base plate to the wall using suitable screws and wall anchors Ensure the projections in the base plate are pointing upwards 8 Plug the controller wire into the Bath...

Page 45: ...e connections are non polarised Up to three cable lugs one from each type of controller can be connected to each remote controller terminal Warning Do not confuse the remote controller terminals with...

Page 46: ...s not adjustable To complete the installation it is necessary to check the gas supply pressure at the inlet to the water heater refer to Gas Inlet Pressure on page 46 the minimum test point pressure a...

Page 47: ...off button 7 Open a hot tap fully and ensure the burners are fully ignited It may be necessary to open a second tap 8 Turn on all other gas burning appliances in the house which are on the same gas s...

Page 48: ...um test point gas pressure Refer to the rating label on the water heater for the minimum test point gas pressure 1 Close any hot taps and ensure the burners are not operating 2 Turn off the controller...

Page 49: ...and observe the reading on the manometer Note While the MIN button is pressed the gas pressure will at first increase then decrease cycling between an upper gas pressure limit 39 on the controller di...

Page 50: ...ressing the on off button Switch off the electrical supply at the power outlet to the water heater Disconnect the controller cable from the remote terminal screws Reconnect the cables from the control...

Page 51: ...d as an in series booster for a solar water heater it can satisfy this AS 3498 requirement provided it is energised the booster preset outlet temperature setting is 70 C and that a remote temperature...

Page 52: ...he jacket 3 Gently disengage the front panel and pull forward to remove from the water heater 4 Switch on the electrical supply at the power outlet to the water heater 5 Switch DIP SWITCHES 3 and 4 to...

Page 53: ...et to the water heater Close the cold water isolation valve at the inlet to the water heater Drain the water heater if there is a risk of freezing conditions occurring Refer to Draining The Water Heat...

Page 54: ...y the shower outlet Unscrew the two drain plugs one each at the cold water inlet and hot water outlet on the underside of the water heater Water will drain from the water heater When water stops flowi...

Page 55: ...r ready access the cost of that access including the cost of additional materials handling and or safety equipment shall be the owner s responsibility In other words the cost of dismantling or removin...

Page 56: ...or rating labels b Is not installed in Australia 5 HOW TO MAKE A CLAIM UNDER THIS WARRANTY 5 1 If you wish to make a claim under this warranty you need to a Contact Aquamax on 1800 676 000 and provid...