Rinnai 16e Water Heater User Manual
Contents
1. If following the above procedure does not reset the heater switch it on and off at its main supply and then go through these steps again If heater is still not working call your local service agent or Rinnai for assistance Co N WIRING DIAGRAM COMBUSTION FAN EM be DIAGNOSTIC POINTS Diagnostic Points To be read in conjunction with the wiring diagram Measurement Point Table reference Component Few Normal Value A DC11 13V R CN2 NO 4 B Only When Operating Operate Elect R CN4 NO 5 Bk DC11 13V Control Elect Water Flow P Below DC1V Limiter On are Control Device aL pa DC4 6V Limiter Off Below DC1V Limiter On Bk Br Full Close Pog DC4 6V Limiter Off TERMINAL DC11 13V DC11 13V DC4 7V Pulse 20 320Hz Below 1380 PULS j Water Flow Sensor Bk Y B i Bs Flame Rod Y FLAME ROD Over DC1pA Flame Condi DC2 15V Modulating Valve ee 65 850 15 C 11 4 14 0kQ 30 C 6 4 7 8KQ Outgoing Thermistor W 45 C 3 6 4 5kQ NN 60 C 2 2 2 7kQ 100 C 0 6 0 8k 2 Gy Gy TOON aE i tes Main Solenoid Valve Solenoid Valve 1 E Small Solenoid Valve 2 j 1 Bs AC90 110V DC80 100V 1 7 2 1kO DC80 100V 1 7 2 1kO DC80 100V 1 7 2 1kQ AC90 110V 11 13kQ Large F Ei F Valve Heater Fs Pipe Heater Gas Fan Current curar U V1616W Prop 660 66mA Nat 585 59mA B Y B 31 36kN 1kQ ati o Bk Bk Br Y Y Y Y 125kQ 1 56k On2. The appliance should not be mounted higher than 3 5 metres from the ground or floor level unless the customer can arrange permanent and safe access or can arrange another means of access for example by means of scissor or boom lifts Multiple heater installations can be installed with the heaters manifolded together The heater draws combustion air through the casing for the external model Heater guards and pipe cover boxes for security and safety are available from Rinnai e INSTALLATION INSTRUCTIONS CONNECTIONS Water Supply Where the water supply pressure exceeds 10 bar an approved pressure reducing device is required at the inlet of the appliance To achieve the rated flow a minimum water supply pressure of 0 8 bar is required at the appliance inlet The unit will operate at lower supply pressures but the rated flow will not be achieved Contact Rinnai for gravity fed or low pressure hot water installations Water pipe sizing and layout should be designed correctly to ensure the given water flows from the Rinnai Infinity are available All hot water pipework should be insulated to optimise maximum performance and energy efficiency Water Connection Connect the hot and cold water supply pipes An approved isolation valve and strainer MUST be installed in the cold water inlet pipe An approved isolation valve should be installed in the hot water outlet pipe There must be a union or release fitting on the heate
3. Tni m oo w Above an intersection with roof N A 180 A DIMENSION oo so wor a s 6 Cmm ION 50 39 26 TECHNICAL DETAILS Infinity Model Infinity 16e Units Installation External Nat Gas Press Low 1 8 Nat Gas Press High 8 8 LPG Press Low LPG Press High Height Width Depth Weight Flue System Forced Exhaust Temp Range Controllers Temp Range without 37 40 43 50 Controllers 55 65 75 Ignition Direct Electronic Gas Consumption Low Nat Gas LPG Gas consumption High Nat Gas LPG Max Flow raised 33C Min Operation Flow Water Pressure Nom Power Supply 230 V 50 Hz Electric Consumption 74 Watts Factory Setting Minimum operation flow based on temperature setpoint and inlet conditions FEATURES AND BENEFITS Congratulations on purchasing the Technologically Advanced Temperature Controlled Rinnai Hot Water System The Rinnai Infinity 16e NEVER RUNS OUT of hot water As long as electricity water and gas supplies are connected hot water is available when hot water taps are open Built into the main micro processor is the facility to LIMIT THE MAXIMUM TEMPERATURE of the hot water supplied The water temperature may be limited to various maximum temperatures This is particularly useful when the hot water unit is installed where young children or the infirm may be using the hot w
4. pump should also be fitted with a thermostat to prevent the return temperature reaching the heater set point temperature Without temperature controller fitted The heater should automatically reset and provide water at the temperature set by the internal limit switches es RESTARTING THE RINNAI WATER HEATER Following a power cut the heaters should be restarted in this manner Standard system Single or multiple water heaters without remote controllers The heaters will automatically reset without any user involvement Single or multiple water heaters with remote controllers The heaters will be required to be switched on using the ON OFF button on a remote controller Ensure that all taps water outlets are closed and no water is flowing through heaters Hot water system incorporating secondary recirculation pump Single or multiple water heaters without remote controllers The heater s will automatically reset without any user involvement Single or multiple water heater s with remote controller s To reset the heaters follow the steps 1 Turn off all hot water taps 2 Turn off supply to secondary circulating pump or alternatively if heater and pump are fed from the same electrical supply isolate pump flow 3 Turn on heater at remote control 4 Select required temperature 5 Switch on supply to secondary circulating pump or open valve on pump flow The heater will now be ready to supply water at the set temperature
5. After unpacking the appliance check for damage if the heater is damaged contact your supplier immediately Do not install a damaged appliance before checking with your supplier One remote control and heater accessories pack are inside the carton Check that the appliance supplied is the correct gas type for the installation Refer to the data plate located on the left hand side of the appliance Remove the heater and the accessories from the carton and check that all the parts are included The remote control cable is provided with spade connectors Remote Control Parts Quantity Diagram Description Temperature con troller MC 91 1A Cable clamp Cable Clamp Spade connectors Control cable 20 metres Clamp screw Unit Mounting Fasteners Quantity Diagram Description Screw INSTALLATION INSTRUCTIONS IMPORTANT INFORMATION 1 Gas safety Installation amp Use regulations 1998 are the Rules in force In your own interest and that of safety it is law that all gas appliances are installed by competent persons in accordance with the above regulations Failure to install appliances correctly could lead to prosecution Other persons should NOT attempt to install this equipment 2 Unpack the appliance and check it carefully If it appears to have any defects or damage DO NOT INSTALL contact your supplier 3 This appliance is for normal hot water supply only and sho
6. C it will not alter This is a safetv feature Universal Controller Universal Another Controller Controller TESTING CAUTION A Purge gas hot water and cold water supply lines before making the final connection of the water heater Swarf in either the gas or water supplies may cause damage Turn on gas and cold water supplies Test for water leaks and gas escapes near the unit Isolate gas and electric supply Remove test point screw located on the inlet gas valve connection inside the heater and attach pressure gauge Turn the power on at the switch and turn on gas Warning There are 230V AC live supplies inside the heater If remote controllers are fitted turn the controller on select the maximum delivery temperature and open ALL available hot water outlets If remote controllers are not fitted simply open all available hot water outlets CAUTION Ensure building occupants do not have access to hot water outlets during this procedure The gas pressure check must be carried out with all other appliances on the same main operating at maximum capacity to ensure that there is sufficient gas pressure With all other appliances operating the pressure at the test point on the inlet to the gas valve should read 20 mbar for Natural Gas For LPG Propane the pressure should be 37 mbar If the pressure is lower the gas supply is inadequate and the water heater will not operate to specification Check ga
7. ESSAGES Rinnai water heaters have the ability to check their own operation continuously If a fault occurs an error code will flash on the Digital Display if you have temperature controllers installed This assists with diagnosing the fault and may enable you to overcome a problem without a service call Please quote the code displayed when enquiring about service Error codes flash Code Fault Remedy Displayed Noticeable reduction in water Inlet water filter needs to be cleaned flow 10 Not enough combustion air Check for physical blockages around air intake or exhaust Check combustion fan No Ignition Gas supply Check gas valves gas supply and sparker unit Flame failure Low Gas flow Check gas valves and gas supply Check flame rod Check exhaust is clear Check remote control Remaining flame safety device Service Call Over temperature warning Service Call Outgoing water temperature Service Call sensor faulty Heat Exchanger Thermistor Service Call Error Gas modulating valve faulty Service Call Combustion fan failure Service Call Water Flow Control Device Service Call Micro processor failure Service Call Flame rod circuit error Service Call In all cases you may be able to clear the Error code by turning the hot water tap OFF then ON again If this does not clear the error try pushing the On Off button OFF then ON again If the Error Code still remains contact R
8. High 297Hz 4455rpm 180Hz 2 279Hz 4185rpm 180Hz 2 O O Y O 3 lt SPECIFICATION Infinity 16e External location only Natural Gas or LPG Modulating Inp t ees gee es ce wa ee we ii 5 1 to 34 7 kW Exhaust type Forced Draught Direct Exhaust Ignition Electronic Burner Water Flo werate a e rnrn 2 4 to 16L min Minimum operating Water preSSure oooocococcccccccncococcncinconncncncnnncnncnnnnnnns 0 8 Bar Connections 3 4BSP 1 2BSP 1 2BSP Electrical Supply 230V AC 50Hz 1ph Separate models available for Natural gas or LPG fuel Minimum flow rate based on temperature setpoint and inlet conditions Rinnai are continually updating and improving products and reserve the right to alter model specifications without prior notice oT go SERVICE CONTACT Rinnai UK LTD 9 Christleton Court Manor Park Runcorn Cheshire WA 7 1ST Tel 01928 531870 Fax 01928 531880 E mail info rinnaiuk com Web www rinnaiuk com Attention Installer have you checked Gas supply pipe is purged of foreign matter before connection For Hot and Cold cross connections i e Capped breaches shower mixers taps closed and reversed Flick Mixer connections That isolating valves are not connected directly to the appliance and there is means of disconnection after the isolating valve upi Have you cleaned cold water inlet filter That plumbing connections are correct HOT Is app
9. Installation and User Manual Infinity 16e Continuous Flow Water Heater Important Read these instructions carefully before attempting installation or use of this appliance All work must be carried out by competent persons RINNAI UK WARRANTY As the purchaser of this high quality Rinnai Water Heater you are provided with the following conditional guarantee Heat Exchanger All Other Parts Parts Labour Parts Labour Standard Use 3 Years 3 Years 16e Commercial Use 1 Year 1 Year Definition of Standard Use The warranty period allocated under Standard Use is based on Domestic and Light Commercial hot water usage Rinnai Standard Use warranty periods apply only where Rinnai water heaters are installed in domestic and light commercial situations at operating temperatures below 65 C and do not include installations incorporating storage cylinders or building flow and return systems The warranty shall apply to any Rinnai water heater from the Infinity range used in this way Definition of Commercial Use The warranty period allocated under Commercial Use are for Infinity water heaters installed at premises such as commercial and industrial buildings cafes caravan parks and sporting complexes Commercial Use warranty applies to Water heaters supplying a central shower block Water heaters supplying kitchens used for the bulk preparation of food Water heaters set to 65 C or higher Water heate
10. OPERATING Remote temperature controllers are a feature that provides control over the water temperature Rinnai Infinity water heaters can be operated with 1 2 3 or no temperature controllers The Universal controller MC 91 1A comes as standard with all Infinity water heaters TRANSFER BUTTON DIGITAL OPERATION Used to transfer between the MONITOR INDICATOR temperature controllers The controller with priori ae Se Ss Indicates that a hot water tap has command of k a ee flashes in the event of a open many location delivery temperature fault Hot water temp Y N TEMPERATURE CONTROL ON INDICATOR ON OFF BUTTON BUTTONS ne Indicates if this temperature Used to switch temperature Used to select water controller is in control of controllers on and off temperature water delivery temperature NOTE Each time a button is pressed a BEEP will sound The BEEP sound can be muted by depressing the Temperature Controller Up and Down buttons simultaneously for more than 3 seconds This can be done for each Temperature Controller To return to original settings repeat this step TEMPERATURE CONTROLS OPERATING Using 1 Universal Temperature Controller Press the On Off button on the temperature controller The ON indicator will glow on the Temperature Controller This indicates that the heater is ready to supply hot water when a tap is opened Adjusting Temperature Simply press the Hot Water Temperature U
11. ater The Infinity 16e is delivered with a preset temperature of 55 C If required the temperature limits can be changed by an authorised person For further information please contact Rinnai The Rinnai Infinity external unit is a powered flue appliance This makes it COMPACT saving both floor and wall space The temperature of outgoing hot water is CONSTANTLY MONITORED by a BUILT IN SENSOR If the temperature of the outgoing hot water rises to more than 3 C above the selected temperature the burner is shut OFF and only turned ON again when the temperature falls to below the selected temperature The burner lights automatically when the hot water tap is opened and distinguishes when the tap is closed IGNITION IS ELECTRONIC so there is no pilot light When the hot water tap is off no gas is used Up to three temperature controllers can be mounted remotely from the heater This offers the following additional features Localised temperature setting Diagnostic message Deluxe Temperature Controllers are an optional extra These provide functions including Bath Fill Voice Prompt and Clock Setting Temperatures selected at the controllers are retained in the SYSTEM MEMORY Operating NOISE LEVEL IS VERY LOW ERROR MESSAGES ARE DISPLAYED on the Temperature Controllers assisting with service FROST PROTECTION device built in as standard IMPORTANT INFORMATION Excessively hot water is dangerous especially for youn
12. before turning it more ER 16 IMPORTANT Set dip switch no 3 and no 4 on the bottom set of switches SW1 to OFF to return the appliance to Normal combustion fig 6 17 Close hot water tap 18 Turn OFF the gas supply and 230V power supply 19 Remove pressure gauge and replace sealing screw 20 Turn ON the gas supply and 230V power supply 21 Operate unit and check for gas leaks at test point CAUTION 22 Replace the front cover of the appliance DIP SWITCH SETTING Dip Switch Positions Explained OFF ON SW2 top 1 Gas Type LEGEND 2 Temperature Black Section indicates 3 Temperature position of dip switch 4 Temperature OFF ON OFF ON OFF ON SW1 bottom Computer Programming Computer Programming Combustion Combustion Dip Swiches Explained GAS TYPE LPG NAT GAS OFF ON SW2 OFF ON SW2 1 off 1 on 2 2 3 3 4 4 COMPUTER PROGRAMMING OFF ON SW1 1 Switches are always in these positions for the Infinity 16e 2 3 4 COMBUSTION NORMAL FORCED LOW FORCED HIGH OFF ON SW1 OFF ON SW1 OFF ON SW1 1 1 2 2 3 3 4 4 DIP SWITCH SETTING Infinity 16e Temperatures With or Without Remotes off on SW2 off on SW2 off on SW2 1 1 1 2 2 2 3 3 3 4 4 4 40 deg C 43 deg C 50 deg C off on SW2 off on SW2 off on SW2 1 1 1 2 2 2 3 3 3 4 4 4 ERROR M
13. e Master controller after transferring priority of temperature selection to a Secondary controller as the system will shut down Do Not Turn OFF the Master Controller If a temperature higher than 50 C has been selected on the Master controller and priority of temperature selection is transferred to another controller or it is turned off then back again or turned on again the temperature on the Master controller will automatically drop to 50 C If the set point is less than 50 C it will not alter This is a safety feature Master Controller Another Controller Master Controller Depending on the weather conditions and the length of the pipe between the heater and the tap in use there may be a variation between the temperature dis played at the controller and the tempera ture at the tap Temperature priority can not be switched to another controller when the water is flowing through the water heater Controller 1 Controller 2 in use cannot take priority Do not clean the remote control with solvents or detergents Use only a soft damp cloth 58 O ln Use Hot water temp If a temperature higher than 42 C has been selected on the Universal control ler and priority of temperature selection is transferred to another controller or con troller is turned OFF then back again or turned ON again the temperature will automatically drop to 42 C If the set point is less than 42
14. g children and the infirm The water heater allows you to control the temperature of your hot water to safe levels Water temperature over 50 C can cause severe burns instantly or even death from scalding Children disabled and the elderly are at the highest risk of being scalded by excessively hot water Always test the temperature of the water before bathing or showering Burns from hot water taps can result in very severe injuries to young children Hot water at 65 C can severely burn a child in less than half a second At 50 C it takes five minutes Burns can occur when children are exposed directly to hot water or when they are placed into a bath which is too hot Do stay with children whenever they are in the bathroom e Consider child resistant taps Do take them out of the bathroom if or inexpensive tap covers you need to answer the phone or both of which prevent a child s door hand from turning on the tap Do test the temperature of the water Consider reducing the with your elbow before placing your temperature of the water child in the bath supplied to the hot tap to 50 C Do make sure that the tap is turned off tightly This approach can be extremely valuable because it requires a Do consider setting your Rinnai one time action for a long term Infinity 16e at a maximum reduction in risks of scalds temperature of 50 C This type of automatic protection is important during times when a Do in
15. imply press the On Off R DS button on any temperature controller where Transfer fitted This will shut the water heater down completely including the temperature controller bs digital display The on indicator will go out If hot water taps are opened when the Rinnai Infinity is off cold water will flow from the taps If the system is to be left off over the winter be sure to drain it down if there is a possibility of freezing temperatures Additional safety features Whilst the hot water tap is open the following safety features apply e Temperature selection cannot be transferred If a temperature of 43 C or higher selected and the temperature is decreased to below 43 C and then raised again the maximum available temperature will be 43 C Other controllers are unable to change the delivery temperature of the water Note The temperature of the outgoing water is constantly monitored by a built in sensor If the temperature of the outgoing hot water rises to more than 3 C above the selected temperature shown on the digital display or the preset limit if controllers are not fitted the burner will automatically go out The red operation indicator will also go out The burner will ignite again once the outgoing hot water temperature falls to that shown on the digital display or the pre set limit of the Rinnai Infinity heater RO CS TEMPERATURE CONTROLS INFORMATION Do not push the On Off button on th
16. innai or your nearest service agent for advice Faults caused by insufficient gas water supply or gas water quality and installation errors are not covered by the manufacturer s guarantee ERROR MESSAGES Troubleshooting without controllers If you have not installed temperature controllers and experience the following symptoms please carry out the suggestions below If symptoms continue please contact Rinnai for advice Fault Remedy Heater does not attempt Check the power is on at the heater to start at all Check the cold water valve supplying the heater is open Heater starts then shuts Check the power is on down immediately Check the gas valve at the heater and at the gas meter is fully open Open the hot water tap fully Heater starts then the Check the power is on water goes cold Open your hot water tap further or try another hot outlet NOTE Faults caused by insufficient gas water supply or gas water quality and installation errors are not covered by the manufacturer s guarantee Installations with circulation pumps With temperature controller fitted If you have an installation using a secondary circulation pump this must be switched off so that there is no flow through the heater when starting or after a power failure If the pump is running the unit will not operate no display on the controller Isolate pump then start heater before restarting pump This is a safety feature The
17. liance inlet gas pressure correct with all appliances operating Do the Master Controllers if fitted operate correctly Sn i sae a 00 Have you checked water temperature at all outlets Have you shown the customer how to operate the Temperature Controllers If fitted Have you explained to the customer the minimum flow rate required to operate the unit SE WINNING IN Have you explained to the Customer the Benefits of Controllers If not fitted and that they can be added later IN
18. ller fig 2 Remove the face plate from the controller using a flat screwdriver Take care not to damage the cover fig 3 Connect the cable to the temperature controller A Remote Control Cable Fix the controller to the wall and fasten with the Comedor phillips head screws supplied as shown in fig fig 2 4 Remove the protective plastic film from the Face Plate controller face as shown in fig 4 Replace the face plate Face Plate an i Film TEMPERATURE CONTROLS INSTALLATION Connecting One or Two Controllers Isolate the power supply Remove the front cover from the Appliance 4 screws fig 1 Thread the cable through the cable access hole at the base of the appliance Connect the spade connectors to the terminals marked Remote Control on the printed circuit board fig 2 Polarity is not important Either wire colour can be connected to either terminal Replace cover of the Appliance Ensure that the special earth screw is placed at the bottom right hand corner for earthing purposes Connecting Three Controllers Isolate the power supply Remove the front cover from the Appliance 4 screws fig 1 Thread the cables through the cable access hole at the base of the appliance Cut the spade connectors from two controller cables 4 connectors should be cut off and discard Connect the wires and terminate into two new spade connectors as shown in fig 3 New
19. lve must be fitted at the gas inlet A union or release fitting should be installed after the isolation valve Electrical Connection The appliance must be earthed The appliance is suitable for 230VAC 50hz mains only and all wiring must be carried out to the E E regulations latest edition The heater electrical supply must be provided with a fused 3A local isolator with a contact separation of 3mm minimum on all poles for servicing Observe polarity and ensure that wiring is correctly restrained FLUE REQUIREMENTS POSITIONING Dimension Terminal Position Distance A Directly below an opening air brick opening windows etc 300mm Above an opening air brick opening window etc 300mm Horizontally to an opening air brick opening window etc 300mm Below gutters soil pipes or drain pipes 75mm Below eaves 200mm Below balconies or car port roof 200mm From a vertical drain pipe or soil pipe 150mm From an internal or external corner 200mm Above ground roof or balcony level 300mm From a surface facing the terminal 600mm From a terminal facing a terminal 1200mm From an opening in a car port e g door window into a dwell ing Vertically from a terminal on the same wall 1500mm 1200mm Horizontally from a terminal on the same wall 300mm From the wall on which the terminal is mounted N A From a vertical structure on the roof N A O U O Z Z m X c TITIO
20. nce will operate automatically as soon as a hot water tap is opened The burner ignites with electronic ignition and the flame extinguishes as soon as water flowing through the appliance stops Turn On by opening the hot water tap Rinnai Infinity water heaters without controllers are factory pre set to a temperature limit of 55 C Other limits lower or higher are available on request for the Infinity range Temperature controllers are available that allow precise digital temperature control Higher temperatures may be necessary for circulation loop systems Controllers can be easily added at any time after installation TEMPERATURE CONTROLS GENERAL When deciding on the best position for the temperature controls the following points should be taken into account Fit the controls out of reach of children suggested height from the floor 1 5m Avoid positions where the controllers will become hot Do not fit them near stoves or ovens or above radiators or heaters If possible avoid exposure to direct sunlight or positions where bright lights will make the digital display difficult to read Position away from areas where the controller will be prone to splashing by cooking products such as oils and fats The temperature controllers are water resistant however they should be positioned away from areas where direct or persistent splashing could occur Refer to the I E E electrical wiring regulations current edition for loca
21. ng towards the ground THIS APPLIANCE MUST NOT BE USED AS A DOMESTIC SPA OR SWIMMING POOL HEATER Appliance Location The appliance should be placed as close as practicable to the most frequently used hot water outlet point or points to minimise the delay time for hot water delivery For installations where the distance between the unit and hot water outlet points is considerable the appliance can also be fitted in a flow and return system which minimises the waiting time for hot water delivery Alternatively multiple appliances can be strategically placed to service outlet points with minimal delay time Contact Rinnai for further information Location of the appliance flue terminal must be in accordance with the clearances shown on page 8 Ensure that the flue terminal and hot water outlet connection cannot be touched by children The appliance must be clear of obstructions and shrubbery The wall or structure on which it is mounted must be capable of supporting the weight of the appliance 15 kg and associated pipework Ensure that suitable screws or bolts are used to secure the water heater to the wall Bracket and fixing hole locations are shown on page 9 The top bracket has a keyhole slot so that the appliance can be hung on one screw and then the other fixings can be added to secure the unit The appliance must be in an accessible location Sufficient clearances shall allow access to and removal of all serviceable components
22. on for the type of gas Nat or LPG you are using SW2 is top set of switches Attach pressure gauge to burner test point fig 2 Turn ON the gas supply Turn ON 230V power supply If remote controllers are fitted turn the unit ON at the master controller select a maximum delivery temperature and open a hot water tap fully CAUTION Ensure building occupants do not have access to hot water outlets during this procedure Set the appliance to Forced Low combustion by setting No 3 dipswitch of the bottom set of dip switches SW1 to ON fig 3 10 Check the burner test point operating pressure GAS PRESSURE SETTING 11 Remove rubber access plug and adjust the regulator screw on the modulating valve fig 4 as required to the pressure below 1 8 mbar y Propane 1 8 mbar Regulator adjustment screw access plug 12 Lock the regulating screw on the modulating valve 13 Set the appliance to Forced High combustion by setting both no 3 and no 4 dipswitches of the bottom set of switches SW to ON fig 5 Ensure maximum water flow 14 Check the burner test point pressure LEGEND 15 Adjust the high pressure potentiometer on the Black Section indicates Printed Circuit Board between SW11 and SWZ2 position of dip switch to the pressure shown below The potentiome ter is very sensitive turn no more than a few degrees at a time then let the pressure settle OFF ON OFF ON down
23. p or Down arrow button until the desired temperature is displayed on the digital display To operate the heater simply turn any hot water tap on This will automatically light the burner providing hot water The red In Use indicator will glow on the temperature controller Caution Always check water temperature before use b 5 rosg in Use 10 Water Temp by s RS Hot water temp Transfer Note With the hot water tap open and a temperature of 43 C or higher selected if the temperature is decreased below 43 C and then raised again the maximum available temperature will be 43 C For safety reasons temperature priority cannot be transferred between controllers when a hot water tap is open TEMPERATURE CONTROLS OPERATING Using 2 or more Universal Temperature Controllers Switching the system ON The hot water system and all controllers can be switched ON and OFF from any controller by pressing the On Off button as shown When the system is turned ON the water temperature display will be lit During normal operation the system is left ON Do not push the On Off button when water is running Using hot water Ensure the system is switched On by verifying the temperature display is lit Ensure the controller has priority by verifying the Transfer LED indicator is lit If it is not then press the Transfer button once This gives the local controller priority of temperature over the system Select the de
24. r side of the isolation valves A non return valve is not required unless dictated by local regulations A pressure relief valve should be installed in the pipework to discharge safely into a suitable drain if used in a flow and return configuration Position of the cold water inlet hot water outlet and gas connection is shown on page 9 Water connections are 1 2 inch BSP gas is 3 4 inch BSP This is NOT an indication of the pipe sizes required If the heater is in a hard water area a suitable water conditioning device should be in stalled to prevent the build up of limescale within the heat exchanger Heat exchangers damaged by scaling are not covered by the manufacturers guarantee Guidelines are given below If the local water exceeds these values the heater must be protected Sard Total Dissolved 3 A Description pH Solids TDS Total Hardness Chlorides Magnesium Calcium Sodium Iron Maximum Recommended Levels 6 5 9 0 600 mg litre 200 mg litre 300 mg litre 10 mgllitre 20 mg litre 150 mgllitre 1 mgllitre Gas Connection Check pipe sizing required for the heater input The heat input for the Infinity 16e is 34 7 kW Refer to BS6891 Natural Gas and BS5482 Propane for guidance on correct pipe sizing calculation Check that the size of the gas meter and pipework will be sufficient for all appliances on the main Sufficient gas must be available at the appliance if correct operation is to be expected An approved gas isolation va
25. rs used in commercial or industrial processes Any application that uses Rinnai water heaters in conjunction with storage tanks Any application that uses Rinnai water heaters in conjunction with a flow return system Water heaters installed as components of centralised bulk hot water systems Rinnai Infinity units used in Commercial Situations are only subject to a 1 year warranty across the board Commercial situations should be supplied by the Rinnai HD range No Rinnai warranty will cover faults arising from improper installation or gas supply water contaminants beyond defined limits environmental factors plumbing fittings or other outside influences of which Rinnai is not responsible Service calls for these issues will be chargeable Total Dissolved Total Hard Solids TDS Maximum Recom mended Levels 6 5 9 0 600 mg litre 200 mg litre 300 mg litre 10 mg litre 20 mg litre 150 mg litre 1 mg litre Description Chlorides Magnesium Calcium CONTENTS Rinnai UK Warranty Unpacking Rinnai Water Heater Installation Instructions Flue Requirements Dimensions Technical Details Features and Benefits Important Information Operation without Remotes Temperature Controls Testing Gas Pressure Setting Dip Switch Setting Error Messages Restarting the Rinnai Water Heater Wiring Diagram Diagnostic Points Specification Service Contact Commissioning Check List UNPACKING RINNAI WATER HEATER
26. s meter regulator and pipework for correct operation sizing and rectify as required Note that the gas regulator on the appliance is electronically controlled and factory pre set Under normal circumstances it does not need adjustment during installation 9 Close hot water outlets 10 Inspect and clean the strainer and the filter located on the cold water inlet pipe This procedure may need to be repeated to ensure the strainer remains clear 11 If temperature controllers are fitted it is necessary to test their operation through the complete range of functions 12 Confirm the hot water delivery temperature using a thermometer If controllers are fitted compare the measured value to the set point 13 After testing is completed explain to the user the functions and operation of the water heater and temperature controllers GAS PRESSURE SETTING The working gas pressure on the water heater is electronically controlled and factory set Under normal circumstances it does not require adjustment during installation Perform this procedure only if the unit is not operating correctly and all other possible causes for incorrect operation have been eliminated Contact Rinnai UK before attempting to alter the gas pressure Failure to do so could void the warranty Turn OFF the gas supply Turn OFF 230V power supply Remove the front cover from the appliance Check gas type switch no 1 of SW2 fig 1 is in the correct positi
27. sired temperature using the Hot water temp buttons The selected temperature will be displayed on all controller displays This is the water temperature which will be supplied from the heater Bathroom temperatures should be no more than 50 C Open the hot water tap The appliance will be activated and the In Use indicator will be lit 2 TEMPERATURE CONTROLS OPERATING Using High Temperature Display Controllers You will need to program the Master controller if you want to display and use temperatures over 50 C Programming only needs to be done on Master universal controllers other universal controllers will not allow this and Deluxe Kitchen Controllers are supplied already programmed to allow high temperatures Temperatures in bathrooms should never exceed 50 C STEP 1 On the Master controller only press and hold the Transfer and On Off buttons simultaneously see fig 2 until a beep is heard approx 5 seconds STEP 2 When the Primary controller is switched on it should be possible to select temperatures higher than 50 C If not repeat STEP 1 Ri r rm C O In Use 50 Approx Water Temp r Hot water temp V MC 91 14 es Note If the master controller is replaced repeat STEP 1 above for the new controller TEMPERATURE CONTROLS OPERATING To turn off your hot water system During normal operation the system is left on To turn the system off s
28. spade macia Thread the 3 cables through the cable access hole at the base of the appliance Connect the 4 spade connectors to the terminals marked Remote Control on the printed circuit board fig 2 Polarity is not important Either wire colour can be connected to either terminal Replace cover of the Appliance Ensure that the special earth screw is placed at the bottom right hand corner for earthing purposes a Remote control cables fig 3 TEMPERATURE CONTROLS The purpose of a Temperature Controller is to enable the user to have complete control over the hot water supply Used correctly the hot water unit will supply hot water at the temperature selected even when the water flow is varied or when more than one tap is used Adjustments to the operation of your hot water unit can be made with any of the Temperature Controllers Each Temperature Controller can be individually programmed Up to three Universal and Deluxe Temperature Controllers can be fitted with the Infinity 16e Universal Controllers allow temperature selection only and come as standard with the water heaters Deluxe Temperature Controllers are an optional extra These controllers have temperature selection bath fill voice recognition and time clock functions When more than one Universal Controller is used one may be set as the Master Controller to allow higher temperatures Various water temperatures C can be selected as follows Universal Con
29. stall a child proof tap cover parent or carer has been distracted OR Do install a child resistant tap Do not leave a toddler in the care of another small child The older child may not have safely set the temperature IMPORTANT INFORMATION Always check water temperature before Refer to warning about hot water on page 12 for important safety information The Infinity 16e controls the water temperature automatically For high temperatures it may reduce the flow The water from the hot tap may be reduced after the temperature shown on the remote control is raised The water flow may also vary with the temperature of the incoming water supply Keep flammable materials trees shrubs chemicals etc away from the heater Hot water may go out without warning at low water flows If freezing temperatures are expected turn off the water and gas and drain the water heater 1 Water Off 2 Gas Off 3 Drain Water If the power is left on the Automatic Frost Protection will prevent the unit from Freezing Frost protection is standard on the external units Do not touch the unit cover or the flue outlet Do not insert objects into the flue outlet On cold days steam may be discharged from the flue outlet This is normal do not be alarmed It does not indicate a fault OPERATION WITHOUT REMOTES Rinnai Infinity products have no pilot light and when installed without Temperature Controllers the applia
30. tion requirements in shower and bath areas The cables to the temperature controller carry only 12VDC extra low voltage When using more than one temperature controller the signal cable should be run in parallel That is from controller to controller to heater or from each controller to the heater Do not wire the controllers in series The installation in every application will vary therefore the temperature controller cable has been provided so that you may cut the length accordingly and fit the spade connectors ensuring a good connection Cables are simply piggy backed at the water heater or at the primary temperature controller Polarity is not important when connecting the cables either colour wire can be connected to either terminal at both the heater or primary temperature controller If more cable is needed any cable with similar specification to the cable supplied with the controller can be used Maximum length is 50 metres TEMPERATURE CONTROLS INSTALLATION Universal Temperature Controller MC 91 1A Determine the most suitable position for the Outline of Remote Control temperature controller Drill 3 holes in the wall as shown in fig 1 one for the cable and two for the securing screws Ensure holes are drilled deep enough Fit wall plugs if needed ensure controller is level Run the cable provided through the hole in the wall ensuring that the end fitted with the connector is nearest the contro
31. troller 37 38 39 40 41 42 43 44 45 46 48 50 C Master Universal Controller 37 38 39 40 41 42 43 44 45 46 48 50 55 60 65 C Deluxe Bathroom Controller Hot Water Delivery 37 38 39 40 41 42 43 44 45 46 48 50 C Bath fill Delivery 37 38 39 40 41 42 43 44 45 46 47 48 C Deluxe Kitchen Controller 37 38 39 40 41 42 43 44 45 46 48 50 55 60 65 C If a temperature 43 C or higher is selected on any controller and this temperature is then decreased to below 43 C and increased again whilst the water is running the maximum selectable temperature will become 43 C This provides additional safety for the consumer Suggested temperatures are Kitchen 50 C 65 C Shower 39 C 43 C Bath fill 39 C 45 C This temperature may not be available on all installations These temperatures are suggested starting points for selection You may find higher or lower temperatures are more comfortable Maintaining lower temperatures helps to save energy To obtain water temperatures lower than 37 C simply add cold water Up to three controllers can be used for one Infinity 16e When multiple temperature controllers are used they allow the temperature to be set from various locations by pushing the transfer button which gives that controller priority over the system The temperature selected by the controller with priority will be available to all outlets TEMPERATURE CONTROLS
32. uld not be used as pool or spa water heater 4 The heater must be installed in the vertical position with the gas and water connections on the underside pointing vertically downward 5 Installation must be carried out in accordance with the current issue of the following Building regulations issued by the Department of the Environment and Building Standards Scotland Regulations E E Wiring regulations for electrical installations Gas safety Installation and Use Regulations current issue BS 5546 BS 5440 BS 6891 BS 5482 BS 6700 Local byelaws Water regulations Health and safety at work etc Act 1974 Such other specifications and regulations that may supersede or complement the above documents Please be sure that you are fully aware of your obligations and responsibilities under these regulations INSTALLATION INSTRUCTIONS POSITIONING General Installation Information External Installations The Rinnai Infinity 16e is for external mounting only The unit is classed as a Category A3 flueless appliance as described by CEN CR1749 Although BS 5440 does not relate directly to heaters in this category the rules must be followed when positioning the appliance especially with regard to other appliances openings and boundaries Figure C 1 from BS5440 1 2000 is provided for your guidance The appliance must be mounted on a vertical wall or structure with the water and the gas connections on the underside pointi
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