Rheem Pronto 012, Owner'S Manual And Installation Instructions

Page 1: ...ter must be installed and serviced by a qualified person Please leave this guide with the householder Owner s Guide and Installation Instructions Rheem Pronto Instantaneous Gas Water Heater 834 Series 012 016 Models ...

Page 2: ...n 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 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 oper...

Page 3: ...e other pages are intended for the installer but may be of interest About Your Water Heater 4 Water Supplies 10 Save A Service Call 11 Installation Water Heater 13 Connections Plumbing 20 Wiring Diagram 21 Commissioning 22 Draining The Water Heater 26 Warranty 27 ...

Page 4: ...as it passes through the water heater When a hot tap is opened the gas burners ignite to provide immediate heating of the water A green LED will illuminate when the water heater is operating The heat produced by the burner is transferred to the water through the heat exchanger The water is heated to the preset outlet temperature by the automatic adjustment of the gas supply to the burner to suit t...

Page 5: ... cannot be adjusted by the householder The setting can only be adjusted by the installer Rheem Service or their nearest Accredited Service Agent 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 ...

Page 6: ...damage to the water heater PRECAUTIONS The water heater must be maintained in accordance with the Owner s Guide and Installation Instructions Refer to General Maintenance on page 6 Minor Maintenance Every Six Months on page 7 and Major Service Every Five Years on page 7 If this water heater is to be used where an uninterrupted hot water supply is necessary for your application or business you shou...

Page 7: ...ticide while the water heater is running Propellants in insect spray may contain hydrocarbon which can catch fire MAJOR SERVICE EVERY FIVE YEARS For safe and efficient operation it is recommended a major service be conducted on the water heater every five years Warning Servicing of a water heater must only be carried out by qualified personnel Phone Rheem Service or their nearest Accredited Servic...

Page 8: ...Water Heater on page 7 NO FROST PROTECTION The water heater is NOT fitted with a frost protection system If there is a risk of freezing then it is necessary to drain the water heater refer to Draining the Water Heater on page 8 Notes Damage caused by freezing is not covered by the Rheem warranty refer to Terms of the Rheem Warranty on page 27 Pipe work to and from the water heater must be adequate...

Page 9: ...nsed 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 DOES THE WATER CHEMISTRY AFFECT THE WATER HEATER The water heater is suitable for most public water supplies however some water chemistries may have detrimental effects on the water heater its components and fittings Refer...

Page 10: ... or it should be tested to ensure the water supply meets the requirements given in these guidelines for the Rheem warranty to apply SATURATION INDEX The saturation index SI is used as a measure of the water s corrosive or scaling properties The saturation index figures stated are calculated using a water temperature of 80 C In a corrosive water supply the water can attack copper parts and cause th...

Page 11: ...he one time Is one outlet especially the shower using more hot water than you think Check the flow of the water from one tap e g the shower The shower should be adjusted so the hot tap is fully open Installing water saving shower heads and tap ware or a flow control valve to each hot water outlet can reduce water flow and temperature fluctuation Do you have the correct size water heater for your r...

Page 12: ...The error code is displayed on the indication window on the front of the water heater as a flashing red LED whilst the hot tap is open If the red LED is flashing Close the hot tap Check the gas isolation valve at the gas inlet to the water heater is fully open Wait 5 minutes then open a hot tap If the error code persists count the number of flashes and then turn off the hot tap Phone Rheem Service...

Page 13: ...e for outdoor installation only and 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 terminal The flue terminal and air inlet must be clear of obstructions and shrubbery Clearance must be allowed for servicing of the water heater The water heater must be accessible wit...

Page 14: ... the flue terminal and a fence wall or other obstruction in the direction of the flue discharge Note If these horizontal distances cannot be achieved AS NZS 5601 1 states an equivalent horizontal distance measured diagonally from the nearest discharge point of the flue terminal to the opening may be deemed to comply Check with the local regulator NO FROST PROTECTION The water heater is NOT fitted ...

Page 15: ...red to achieve the rated flow and performance Notes It is not recommended to install this water heater with a low pressure water supply A minimum water supply working pressure of 140 kPa for 016 models and 120 kPa is required for 012 models i e whilst water is flowing through the water heater is required to achieve the rated flow and performance of the water heater If sludge or foreign matter is p...

Page 16: ... heat shield is available from Rheem PN 299880 as an accessory Notes If the installation is on an uneven wall surface ensure a metal plate heat shield is NOT in contact with the wall surface In some situations it may be necessary to fix a backing plate onto the wall to even out the wall surface The heat shield would then mount to the backing plate Ensure the air gap between the heat shield and the...

Page 17: ... minimum temperature differential between the hot water inlet and the tempered water outlet of no greater than 10 C and a specified maximum permitted pressure variation in the supply between the hot water inlet 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 ...

Page 18: ...4 012 mm 840 388 45 45 830 465 55 70 70 834 016 mm 875 443 50 50 866 451 48 84 84 Gas Details Hourly Gas Consumption MJ Minimum Gas Pressure kPa Test Point Gas Pressure kPa Maximum Gas Pressure kPa Injector Size mm Pilot Injector mm minimum maximum Size 012 016 012 016 012 016 012 016 012 016 012 016 012 016 Natural 99 128 1 13 0 080 0 088 0 72 0 74 3 50 14 x 1 30 18 x 1 30 0 60 Propane 96 125 2 7...

Page 19: ...INSTALLATION WATER HEATER 19 TYPICAL INSTALLATION OUTDOOR LOCATION TYPICAL INSTALLATION MECHANICAL INSTANTANEOUS GAS WATER HEATER 843 SERIES ...

Page 20: ...e cold water inlet and hot water outlet on the water heater to allow for disconnection of the water heater Insulation used on the cold and hot water lines must extend up to the cold water inlet and hot water outlet of the water heater Notes It is essential all pipe connections be correctly aligned otherwise component connections within the water heater may be strained and or components themselves ...

Page 21: ...er damage of any nature resulting from failure to observe this precaution Refer to rating label for gas types and pressures WIRING DIAGRAM Wiring Diagram 834 Series Water Heater ON DIP 1 2 3 4 5 6 7 8 DIP SWITCH SETTING WIRING DIAGRAM GENERATOR ON FAULT RED GREEN OFF OFF 4 3 2 1 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 BK WATER THROTTLING VALVE TO CHASSIS GAS VALVE REPLACEMENT BATTER...

Page 22: ...ssure at the inlet to the water heater refer to Inlet Gas Pressure on page 22 the minimum test point pressure and the maximum test point pressure refer to Burner Gas Pressure on page 24 Explain to the householder or a responsible officer the functions and operation of the water heater Warning Upon completion of the installation and commissioning of the water heater leave this guide with the househ...

Page 23: ...e manometer If the manometer reading is between the minimum and maximum inlet gas pressure ratings on the rating label no adjustment is required If the manometer reading is below the minimum inlet gas pressure rating on the rating label then either the gas pipe to the water heater is undersized and needs to be rectified or adjustment is required at the gas meter regulator Check with the gas supply...

Page 24: ...he rating label 13 If adjustment is required using a phillips head screw driver turn the MAX dial anti clockwise to increase the maximum burner gas pressure or clockwise to reduce the maximum burner gas pressure whilst reading the gas pressure on the manometer 14 When the maximum burner gas pressure is correctly adjusted set the dip switch 1 to the OFF down position 15 Wait for 1 second then set d...

Page 25: ... switch 7 to the OFF down position and dip switch 8 to the OFF down position 4 Refit the front panel to the water heater ON DIP 1 2 3 4 5 6 7 8 DIP SWITCH SETTING WIRING DIAGRAM ON FAULT RED GREEN OFF OFF 4 3 2 1 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 BK TO CHASSIS GAS VALVE REPLACEMENT BATTERY IS AVAILABLE FROM RHEEM SERVICE TO CHASSIS INTERNALLY CONNECTED TO GAS VALVE TO CHASSIS ...

Page 26: ...es water heater does not have a frost protection system Damage caused by freezing is not covered by the Rheem warranty refer to Terms of the Rheem Warranty on page 27 DRAINING THE WATER HEATER To drain the water heater Turn off the water heater refer to Turn Off The Water Heater on page 26 Open a hot tap preferably the shower outlet Unscrew the two drain plugs one each at the cold water inlet and ...

Page 27: ...earest branch office or Rheem Accredited Service Agent s office and the installed site shall be the owner s responsibility 2 5 Where the water heater is installed in a position that does not allow safe or ready access the cost of that access including the cost of additional materials handling and or safety equipment shall be the owner s responsibility In other words the cost of dismantling or remo...

Page 28: ... any event within the applicable warranty period 4 2 You are not entitled to make a claim under this warranty if your water heater a Does not have its original serial numbers or rating labels b Is not installed in Australia 5 HOW TO MAKE A CLAIM UNDER THIS WARRANTY 5 1 If you wish to make a claim under this warranty you need to a Contact Rheem on 131031 and provide owner s details address of the w...