Rinnai Infinity 20e Installation And User Manual Download

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DIAGNOSTIC POINTS

Diagnostic Points-

To be read in conjunction with the wiring diagram.

Fan Current

Summary of Contents for Infinity 20e

Page 1: ...User Manual Infinity 20e Infinity 20e Continuous Flow Water Heater Important Read these instructions carefully before attempting installation or use of this appliance All work must be carried out by c...

Page 2: ...ulk preparation of food Water heaters set to 650 C or higher Water heaters used in commercial or industrial processes Any application that uses Rinnai water heaters in conjunction with storage tanks A...

Page 3: ...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 Dia...

Page 4: ...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 a...

Page 5: ...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 t...

Page 6: ...nimal 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 ou...

Page 7: ...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 th...

Page 8: ...drain pipe or soil pipe 150mm H From an internal or external corner 200mm I Above ground roof or balcony level 300mm J From a surface facing the terminal 600mm K From a terminal facing a terminal 1200...

Page 9: ...9 DIMENSIONS...

Page 10: ...8 4 mbar Height 530 mm Width 350 mm Depth 170 mm Weight 16 kg Flue System Forced Exhaust Temp Range Controllers 37 75 deg C Temp Range without Controllers 37 40 43 50 55 65 75 deg C Ignition Direct E...

Page 11: ...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 th...

Page 12: ...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 b...

Page 13: ...w may also vary with the temperature of the incoming water supply Keep flammable materials trees shrubs chemicals etc away from the heater Do not touch the unit cover or the flue outlet Do not insert...

Page 14: ...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 availabl...

Page 15: ...egulations current edition for location requirements in shower and bath areas The cables to the temperature controller carry only 12VDC extra low voltage When using more than one temperature controlle...

Page 16: ...oller is level 3 Run the cable provided through the hole in the wall ensuring that the end fitted with the connector is nearest the controller fig 2 4 Remove the face plate from the controller using a...

Page 17: ...ng Three Controllers 1 Isolate the power supply 2 Remove the front cover from the Appliance 4 screws fig 1 3 Thread the cables through the cable access hole at the base of the appliance 4 Cut the spad...

Page 18: ...ler 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 K...

Page 19: ...Universal controller MC 91 1A comes as standard with all Infinity water heaters NOTE Each time a button is pressed a BEEP will sound The BEEP sound can be muted by depressing the Temperature Controlle...

Page 20: ...ature 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...

Page 21: ...water is running 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...

Page 22: ...plied already programmed to allow high temperatures Temperatures in bathrooms should never exceed 500 C STEP 1 On the Master controller only press and hold the Transfer and On Off buttons simultaneous...

Page 23: ...pply Temperature selection cannot be transferred If a temperature of 430 C or higher selected and the temperature is decreased to below 430 C and then raised again the maximum available temperature wi...

Page 24: ...will not alter This is a safety feature Master Another Master Controller Controller Controller Do not clean the remote control with solvents or detergents Use only a soft damp cloth Depending on the...

Page 25: ...that there is sufficient gas pressure 8 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 pressu...

Page 26: ...front cover from the appliance 4 Check gas type switch no 1 of SW2 fig 1 is in the correct position for the type of gas Nat or LPG you are using SW2 is top set of switches 5 Attach pressure gauge to b...

Page 27: ...ressure shown below The potentiome ter is very sensitive turn no more than a few degrees at a time then let the pressure settle down before turning it more 16 IMPORTANT Set dip switch no 3 and no 4 on...

Page 28: ...SW1 bottom 1 Computer Programming 2 Computer Programming OFF ON 3 Combustion 4 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 O...

Page 29: ...G Infinity 20e 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 55 deg...

Page 30: ...supply or gas water quality and installation errors are not covered by the manufacturer s guarantee Code Displayed Fault Remedy Noticeable reduction in water flow Inlet water filter needs to be clean...

Page 31: ...unning the unit will not operate no display on the controller Isolate pump then start heater before restarting pump This is a safety feature The pump should also be fitted with a thermostat to prevent...

Page 32: ...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 ho...

Page 33: ...33 WIRING DIAGRAM...

Page 34: ...34 DIAGNOSTIC POINTS Diagnostic Points To be read in conjunction with the wiring diagram Fan Current...

Page 35: ...t 16kg Water flow rate 2 4 to 20L min Minimum operating water pressure 0 8 Bar Connections Gas 3 4BSP Water Inlet 1 2BSP Water outlet 1 2BSP Electrical Supply 230V AC 50Hz 1ph Separate models availabl...

Page 36: ...36 SERVICE CONTACT Rinnai RinnaiUK LTD 9 Christleton Court Manor Park Runcorn Cheshire WA7 1ST Tel 01928 531870 Fax 01928 531880 E mail info rinnaiuk com Web www rinnaiuk com...

Page 37: ...INFINITY 16 e INFINITY 20 e Rinnai High Capacity Continuous Flow Gas Hot Water System SERVICE MANUAL...

Page 38: ...r is CE Marked for UK and Ireland as allowed by Technigas of Belgium Certificate number E0715 5344 ID number 0461BO0715 Date of Issue 14 July 2003 Quality System Standard ISO 9001 1994 The Design Deve...

Page 39: ...ndividuals have contributed to this publication it will be successful only if you the reader and customer find it useful We would like to extend an invitation to users of this manual to make contact w...

Page 40: ...Flow Chart 15 8 Operation Principles 16 9 Main Components 17 10 Time Charts 18 11 Wiring Diagram 19 12 Dip Switch Settings 21 13 Fault Finding 22 14 Component Circuit Value Table 24 15 Component and C...

Page 41: ...cal h kilocalorie per hour kPa kilopascals LED light emitting diode L min Litres per minute mA milliamps MJ h megajoule per hour mm millimetres mmH2O millimetres of water gauge pressure OHS overheat s...

Page 42: ...It is 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 a...

Page 43: ...CU EQPPGEVKQP in QNF YCVGT EQPPGEVKQP in QV YCVGT EQPPGEVKQP in IPKVKQP U UVGO KTGEV GNGEVTQPKE KIPKVKQP NGEVTKECN EQPUWORVKQP 0QTOCN 5VCPFD 9 6 4GOQVG EQPVTQN PVK HTQUV RTQVGEVKQP QV YCVGT ECRCEKV 4...

Page 44: ...CU EQPPGEVKQP 4 in QNF YCVGT EQPPGEVKQP 4 in QV YCVGT EQPPGEVKQP 4 in IPKVKQP U UVGO KTGEV GNGEVTQPKE KIPKVKQP NGEVTKECN EQPUWORVKQP 0QTOCN UVCPFD 9 6 4GOQVG EQPVTQN PVK HTQUV RTQVGEVKQP QV YCVGT ECRC...

Page 45: ...ses at 14 7 bar Electrical Fuse 3A glass fuse prevents against over current Surge Protector prevents against over current Boil Dry Prevention If water flow sensor detects no flow gas supply is stopped...

Page 46: ...heat of water 4 2KJ Kg C C does not change for the purpose of this calculation T Temperature rise required C Example What is the flow rate available with an incoming water temperature of 10 C and a re...

Page 47: ...ons MJ h L sec L min L hr Min Water Pressure kPa Approx Gas Cons MJ h L sec L min L hr Min Water Pressure kPa Approx Gas Cons MJ h REU V1616W 18 125 20 125 0 27 16 960 72 125 0 22 13 2 792 60 125 0 19...

Page 48: ...le below a minimum supply pressure of 80 bar is required to operate at the rated flow of 16 L min In an actual installation pressure losses in the plumbing system also need to be considered 9 6 4 24 5...

Page 49: ...REU V1616W REU V2018W REU V2020W 8 Issue 1 10 10 03 Rinnai 4 Dimensions 16e...

Page 50: ...REU V1616W REU V2018W REU V2020W 9 Issue 1 10 10 03 Rinnai 20e...

Page 51: ...roved when positioned outside the shower recess or at least 400mm above the highest part of a sink basin or bath DO NOT INSTALL THE CONTROLLERS NEAR A HEAT SOURCE SUCH AS A COOK TOP STOVE OR OVEN HEAT...

Page 52: ...appliance with the power on RISK OF ELECTRICAL SHOCK Connecting One or Two Controllers 1 Isolate the power supply 2 Remove the front cover from the Appliance 4 screws fig 1 3 Thread the cable s throug...

Page 53: ...rthing purposes For the Controller in the KITCHEN only press and hold the Transfer and On Off buttons simultaneously see fig 1 until a beep is heard approximately 5 seconds Question 2 Is your water he...

Page 54: ...ue Outlet 13 P C B 23 Anti Frost Heater 4 Overheat Switch 14 Gas Control Assembly 24 Water Flow Control Device 5 Heat Exchanger 15 Gas Connection 25 Frost Sensing Switch 6 Thermal Fuses 16 Water Filte...

Page 55: ...13 P C B 23 Anti Frost Heater 4 Overheat Switch 14 Gas Control Assembly 24 Water Flow Control Device 5 Heat Exchanger 15 Gas Connection 25 Frost Sensing Switch 6 Thermal Fuses 16 Water Filter Assembl...

Page 56: ...REU V1616W REU V2018W REU V2020W 15 Issue 1 10 10 03 Rinnai 7 Operational Flow Chart...

Page 57: ...tically control operation of the internal components to achieve the programmed temperature When a high temperature rise is required the PCB may cause the Water Flow Servo to close partially resulting...

Page 58: ...B The PCB calculates the exact water flow from the frequency of pulses generated by the turbine A minimum flow rate of 2 4 L min is required for the burner to ignite Water flow control is achieved thr...

Page 59: ...REU V1616W REU V2018W REU V2020W 18 Rinnai 10 Time Charts Normal Combustion Mis Ignition Flame Failure Abnormal Pre Purge Air Supply Exhaust Blockage...

Page 60: ...REU V1616W REU V2018W REU V2020W 19 Issue 1 10 10 03 Rinnai 11 Wiring Diagram...

Page 61: ...Settings Temperatures See Page 2 Bank 1 Bank 2 Model settings Bank 1 Bank 1 Temperature settings with or without controllers Bank 1 43 C Bank 1 55 C Bank 1 65 C Bank 1 40 C Bank 1 50 C Bank 1 75 C Ba...

Page 62: ...is used as illustrated below Fault Finding Table Describes possible faults and error codes page 23 Operational Flow Chart page 15 Component Circuit Value Table Summarises running and standby electric...

Page 63: ...nition C Check modulating solenoid valve 61 Combustion fan rotation error E Check combustion fan 65 Water flow control device error Water flow is not controlled Water temperature too low B Check water...

Page 64: ...1k F R R AC90 110V 11 13k F1 B Br 31 36k Valve Heater F5 Y Y 1k Pipe Heater F6 Y Y 125k a156k Pipe Heater Only Gas Type Current On High On Ignition Prop Nat 660 66mA 585 59mA 297Hz 4455rpm 279Hz 4185r...

Page 65: ...A Normal DC5 10V If normal proceed to Sparker Circuit 2 Faulty Replace Combustion Fan 2 Sparker Circuit a Measure voltages between Grey and Grey of connector C1 Normal AC90 110V If Normal proceed to b...

Page 66: ...d Black Normal 1 7 2 1k If normal proceed to b Faulty Replace Solenoid Valve 2 b Measure voltage between Yellow and Black of Solenoid Valve connector Normal DC80 100V If normal proceed to Thermal fuse...

Page 67: ...ltage between body earth and Flame Rod terminal B5 Normal Voltage AC100 160V If normal replaced PCB Faulty Replace Flame Rod c Check if the Flame Rod is securely fitted Normal replace the PCB Faulty A...

Page 68: ...nector B2 Normal DC 4 7V If normal proceed to 2 Faulty Replace water flow sensor Note For controller readout of water flow whilst operational refer maintenance monitor Chapter 17 No 1 12 Water Flow Se...

Page 69: ...eck the fuse a Unplug the power plug b Check whether or not the fuse 3A x 2 has blown by measuring the resistance Normal 1 If normal go to step Electrical Fuse 13 Faulty Replace fuse s 3Ax2 Check for...

Page 70: ...t If solution is not given from the above replace PCB 18 Anti frost Heater Circuit a Disconnect relay connectors F4 and F5 and measure resistance between Yellow and Yellow on heater side water flow se...

Page 71: ...activate the maintenance monitor Press the ON OFF button a second time to set the controller in the ON mode This feature can now be used with the appliance in operation 2 The maintenance number will...

Page 72: ...08 Inlet water temperature PCB recognition value Example 25 25 C C 0 999 09 Hot water fan current flow value Example 6 x 10 60 mA 10 mA 0 999 10 Bath fill amount this counts the litres during bath fil...

Page 73: ...ve the appliance cover 4 Check gas type switches fig 1 are in the correct position dip switch 1 of SW2 ON NG OFF LPG 5 Attach pressure gauge to burner test point located on the gas control fig 2 6 Tur...

Page 74: ...ed Circuit Board PCB as required to the pressure shown Table 2 fig 1 15 IMPORTANT Set dip switches No s 3 and 4 on the bottom SW1 set of dip switches to OFF to return the appliance to Normal combustio...

Page 75: ...Flame rectification and sparker leads 2 if needed 9 Remove manifold 9 screws 10 Disconnect leads to solenoid Polarized Plug 11 Remove Natural Gas manifold 12 Place the Propane manifold in the correct...

Page 76: ...of the Water Flow Sensor Servo and Bypass Servo 37 4 Removal of the Sparkers 47 5 Removal of the Combustion Fan 47 6 Removal of the Hot Water Outlet Heat Exchanger Outlet Thermistors 48 7 Removal of...

Page 77: ...ove two 2 screws and take off earth wire d Remove two 2 screws and pull out two 2 red wires from transformer e Remove two 2 screws and pull off PCB unit f Remove connectors from PCB unit 3 Removal of...

Page 78: ...st or damaged c Remove one 1 screw and pull off outgoing water thermistor 7 Removal of Transformer a Remove PCB refer item 2 b Remove two 2 screws and pull off transformer 8 Removal of Manifold and bu...

Page 79: ...moval of Heat Exchanger a Remove PCB refer item 2 b Remove Heat Exchanger inlet water tube refer item 3 c Remove outlet water tube refer item 6 d Remove three 3 screws from the manifold refer item 8 e...

Page 80: ...1616W REU V2018W REU V2020W 40 Issue 1 10 10 03 Rinnai When Thermal Fuse is replaced mount the thermal fuse as follows Heat Exchanger LH side Heat Exchanger Front Heat Exchanger RH side Heat Exchanger...

Page 81: ...REU V1616W REU V2018W REU V2020W 41 Issue 1 10 10 03 Rinnai 20 Exploded Diagram...

Page 82: ...REU V1616W REU V2018W REU V2020W 42 Issue 1 10 10 03 Rinnai...

Page 83: ...REU V1616W REU V2018W REU V2020W 43 Issue 1 10 10 03 Rinnai...

Page 84: ...REU V1616W REU V2018W REU V2020W 44 Issue 1 10 10 03 Rinnai...

Page 85: ...Infinity REU V1616W REU V2018W REU V2020W 45 Issue 1 10 10 03 Rinnai 21 Parts List 16e on page 46 20e on page 52...

Page 86: ...U 8 3 8 8 5200 7 DEOH 8 1 6 7 DEOH 8 211 7 21 5 DV 8 6 5 73 6HDO 21752 DV 6 0 1 2 VV 3URS 8 0 1 2 VV 1 8 6 7 0DQLI 8SU 8 6 7 0DQLI ZU 8 851 5 6 U 8 6 7 XUQHU 8 03 5 8 851 5 6 5U 8 5217 3 7 RPE PEU 8...

Page 87: ...8 8 5200 7 DEOH 8 1 6 7 DEOH 8 211 7 21 5 DV 8 6 5 73 6HDO 21752 DV 6 0 1 2 VV 3URS 8 0 1 2 VV 1 8 6 7 0DQLI 8SU 8 6 7 0DQLI ZU 8 851 5 6 U 8 6 7 XUQHU 8 03 5 8 851 5 6 5U 8 5217 3 7 RPE PEU 8 6 1 83...

Page 88: ...DWHU ORZ 0 29 5 DWHU ORZ 6 8 211 7 21 8 675 3 3OXJ 8 5 1 9 9 VV 8 3 VV 8 29 5 8 29 5 8 63 5 5 LJK 7HQVLRQ 05 6 1625 VV 0 0 2 5 VV 8 29 5 0 RDUG 8 3 3 75 16 20 5 VV 7 51 66 6ROHQRLG 9DOYH 8 51 66 6HQV...

Page 89: ...2018W REU V2020W 54 Issue 1 10 10 03 Rinnai e 1R 3 57 1 0 5 5 1 1R 5 3 57 1R QTY 6 5 3 6 5 8 6 5 3 6 5 3 6 5 3 6 5 8 6 5 3 6 5 8 2 5 1 0 2 5 1 0 6 5 2 5 1 0 2 5 1 0 2 5 1 0 2 5 1 0 2 5 1 0 2 5 1 0 867...

Page 90: ...REU V1616W REU V2018W REU V2020W Issue 1 10 10 03 Rinnai Notes...

Page 91: ...SERVICE CONTACT POINTS Rinnai RinnaiUK LTD 9 Christleton Court Manor Park Runcorn Cheshire WA7 1ST Tel 01928 531870 Fax 01928 531880 E mail info rinnaiuk com Web www rinnaiuk com...

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