Rinnai REU-VR2632FFUD - 26i Installation And Use Manual Download Page 1

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Installation and User Manual

REU-VR2632WDHD-E - HD50e

REU-VR2632FFUDHD-E - HD50i

REU-VRM3237WHD-E - HD70e

REU-VRM3237FFUHD-E - HD70i

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.

REU-VR2632FFUD - 26i

Summary of Contents for REU-VR2632FFUD - 26i

Page 1: ...2FFUDHD E HD50i REU VRM3237WHD E HD70e REU VRM3237FFUHD E HD70i Continuous Flow Water Heater Important Read these instructions carefully before attempting installation or use of this appliance All wor...

Page 2: ...E HD70e REU VRM3237WHD E HD70i REU VRM3237FFUHD E Certificate numbers E0841 5386 Rev 5 E0716 5360 Rev 05 E1061 5498 Rev 1 E1060 5498 Rev 1 ID number 0461BP0795 0461BO0739 0461BS0903 0461BS0903 Date of...

Page 3: ...ATER 19 OPERATION 19 MAIN COMPONENTS 22 INSTALLATION INSTRUCTIONS 23 UK INSTALLATION INSTRUCTIONS 25 FLUE REQUIREMENTS 26 UK FLUE REQUIREMENTS 29 TEMPERATURE CONTROLS 30 EZ CONNECT 32 TESTING 33 GAS P...

Page 4: ...be used for these locations where possible The water heater venting and vent termination s should not be installed in any areas where the air may contain these corrosive compounds If it is necessary f...

Page 5: ...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...

Page 6: ...use severe burns instantly or even death from scalding Children disabled and the elderly are at the highest risk of being scalded by excessively hot wa ter Always test the temperature of the water bef...

Page 7: ...water supply If freezing temperatures are expected turn off the water and gas and drain the water heater If the power is left on the Automatic Frost Protection will prevent the unit from Freezing Fro...

Page 8: ...to a safe level Water temperatures above 50 C can cause severe burns instantly such scalding may even result in death Those most at risk are children disabled elderly and the infirm Hot water at 65 C...

Page 9: ...6 48 50 C Master universal Controller 37 38 39 40 41 42 43 44 45 46 48 50 55 C 60 65 C HD Deluxe Bathroom Controller Hot Water Delivery 37 38 39 40 41 42 43 44 45 46 48 50 C Bath fill Delivery 37 38 3...

Page 10: ...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 ig...

Page 11: ...This will shut the water heater down completely including the temperature controller digital display The Digital Monitor will go out If hot water taps are opened when the Rinnai is off cold water wil...

Page 12: ...r the system Select the desired 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...

Page 13: ...nd priority of temperature selection is transferred to another controller then back again the temperature on the controller will automatically drop to 50 C If the set point is 50 C or less it will not...

Page 14: ...l reset if power is turned Off and then On Code Displayed Fault Remedy Noticeable reduction in water flow Inlet water filter needs to be cleaned 03 Power interruption during operation water will not f...

Page 15: ...down immediately Check the power is on Open the hot water tap fully Check the gas valve at the heater and at the gas meter is fully open Heater starts then water goes cold Check the power is on Open y...

Page 16: ...supplier Care When the appliance casing operation panel and remote controls surfaces become dirty gently wipe them clean with a soft damp cloth Do not use detergents on these parts Filter The water he...

Page 17: ...appliance if you are not qualified This can void the warranty If the information in this manual is not followed exactly a fire or explosion could result This manual must be read in its entirety before...

Page 18: ...ect parts only use genuine Rinnai components for replacement Attention air surrounding the water heater venting and vent termination s is used for combustion and must be free of any compounds that cau...

Page 19: ...with spade connectors Ignition Press ON OFF button of remote controller to turn on unit and the remote controller display and priority LED will light up When a hot water tap is opened the water flow s...

Page 20: ...20 OPERATION HD50e 26i HD50i...

Page 21: ...21 OPERATION HD70i AC 230V AC 230V HD70e...

Page 22: ...team 4 Overheat Safety Bi metal Switch This Bi metal Switch is fixed at the inlet bend of the Heat Exchangers final pass If the temperature outlet from the heat exchanger reaches 97 C the bi metal swi...

Page 23: ...tiple heater installations can be installed with the heaters manifolded together The minimum distance required between the heaters may then be based on the necessary clearances between flue terminals...

Page 24: ...in the hot water outlet pipe There must be a union or release fitting on the heater side of the isolation valves An unvented kit to local regulations must be installed in the pipework when the system...

Page 25: ...aration of 3mm minimum on all poles for servicing Observe polarity and ensure that wiring is correctly restrained Isolation Valve Y Strainer Pressure Reducing Valve with Gauge Double Check Valve Expan...

Page 26: ...by children The flue must be clear of obstructions and shrubbery HD70i Concentric Flues a two pipe to one pipe adapter can be fit directly on the unit over the two connec tions This will transfer the...

Page 27: ...not re quired if the flue is directly through the wall behind the unit For these installations the terminal should slope gently to the outside to prevent ingress of rain Although no condensate is expe...

Page 28: ...e centre exhaust adapter has integrated condensate trap but the air intake does not For terminations straight through the wall the special horizontal adapter for short flue lengths is used Never use a...

Page 29: ...rminal should be over 2m from ground level whenever possible For lower installations a terminal guard must be installed UK FLUE REQUIREMENTS Terminal Position Distance mm A Directly below an opening a...

Page 30: ...ed To bypass this see page 11 Positioning 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 Avoi...

Page 31: ...ble through the weather seal of the cable access hole B Fig 6 in the direction shown allowing sufficient cable length so that the sheath of the cable can be secured with cable clamp C supplied with th...

Page 32: ...connector marked EZ Connect located in the wiring harness of the Primary Unit Fig 1 3 Plug in the EZ Connect cable The end marked To EZ Connect connects in the primary water heater to the 3 pin connec...

Page 33: ...test point on the inlet to the gas valve The pressure must be within the local defined limits for the type of gas that is being used If the pressure is lower the gas supply is inadequate and the wate...

Page 34: ...gas type switches no 1 and no 2 of Dip SW2 are in the correct position for the type of gas used See Fig 1 5 Attach pressure gauge to burner test point Fig 2 6 Turn ON the gas supply 7 Turn ON 230V pow...

Page 35: ...e potentiometer 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 switch No 7 and No 8 of Dip SW1 to OFF to return t...

Page 36: ...hoice COMMERCIAL SETTING 5 Commercial Setting 6 Not in use OFF OFF ON Dip SW2 OFF No Autoreset 5 ON Autoreset FORCED COMBUSTION NORMAL FORCED LOW FORCED HIGH OFF ON Dip SW1 OFF ON Dip SW1 OFF ON Dip S...

Page 37: ...4 4 5 5 5 40 C 42 C 50 C OFF ON Dip SW1 OFF ON Dip SW1 OFF ON Dip SW1 2 2 2 3 3 3 4 4 4 5 5 5 55 C 60 C 65 C Factory Setting for Factory Setting for 26i 70e 70i 50e 50i OFF ON Dip SW1 2 NOTE Bypass va...

Page 38: ...38 DIMENSIONS HD70e...

Page 39: ...39 DIMENSIONS HD70i...

Page 40: ...40 DIMENSIONS HD50e...

Page 41: ...41 DIMENSIONS 26i HD50i...

Page 42: ...conditions Mm 0 31 0 31 kg hr Gas Consumption Capacities nominal condit Hi net calorific value Hs gross calorific value G20 Nat Gas Input Qn Hi Hs Useful output Pn 49 8 55 3 45 9 48 6 54 0 44 8 kW G2...

Page 43: ...ditions Mm 0 40 0 39 kg hr Gas Consumption Capacities nominal condit Hi net calorific value Hs gross calorific value G20 Nat Gas Input Qn Hi Hs Useful output Pn 62 3 69 0 57 0 62 3 69 0 57 0 kW G20 Na...

Page 44: ...44 FLOW CHART 26i HD50e HD50i HD70e HD70i...

Page 45: ...45 WIRING DIAGRAM HD70e HD70i...

Page 46: ...46 WIRING DIAGRAM 26i HD50e HD50i...

Page 47: ...47 DIAGNOSTIC POINTS HD70e HD70i 26i HD50e HD50i...

Page 48: ...48 WATER FLOW CHARACTERISTICS 26i HD50e HD50i HD70e HD70i...

Page 49: ...49 LETTER OF COMPLIANCE...

Page 50: ...50 CE CERTIFICATE...

Page 51: ...51 CE CERTIFICATE...

Page 52: ...52 CE CERTIFICATE...

Page 53: ...53 CE CERTIFICATE...

Page 54: ...e water filter Rinse the filter to remove any debris Install the filter and open the isolation valves Check the gas lines and connections for leaks Confirm that the gas inlet pressure is within limits...

Page 55: ...COMMISSIONING SHEET 55...

Page 56: ...SERVICE RECORD 56...

Page 57: ...al 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 Wate...

Page 58: ...will replace the product with a comparable product at Rinnai s discretion If a component or product returned to Rinnai is found to be free of defects in material or workmanship or damaged by improper...

Page 59: ...R2632FFUDHD E Declared Load Profile on Energy Label XL Energy Efficiency Class A Water Heating Efficiency wh 82 3 Annual Electricity Consumption AEC kWh annum 14 Annual Fuel Consumption AFC GJ annum 1...

Page 60: ...VRM3237WHD E Declared Load Profile on Energy Label XL Energy Efficiency Class A Water Heating Efficiency wh 83 2 Annual Electricity Consumption AEC kWh annum 10 Annual Fuel Consumption AFC GJ annum 1...

Page 61: ...531870 Fax 01928 531880 E mail info rinnaiuk com Web www rinnaiuk com CONTACT HEATER DETAILS Model Number _____________________________________________ Serial Number _________________________________...

Page 62: ...62...

Page 63: ...63...

Page 64: ...15 10 05 RJ VR2632 VRM3237 UK U287 3089X02 00 060 00012 31437 3...

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