Manuals / Rinnai / Household Appliance / Boiler

Rinnai E75CP, E110CP, E75CN, E110CN Blocks, 15.1.1Block, external safety contact is active

Models: E75CP E110CN E75CN E110CP

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The following pages describes more detailed follow up instructions for sol-

i NOTICEving blockings, errors and practical circumstances. These instructions are

only for Rinnai trained installers and technicians.

15.1 Blocks

An error, which has been detected, is indicated on the display by a block message. Blocks can be temporary in nature. The controller will do everything possible to prevent a system lock and temporarily switching off the boiler as a result of a block. Please see below for a summary of blocks.

Blocks with a figure on the last 2 characters.

15.1.1Block 01

external safety contact broken

external safety contact is active

rectify error as a result of which by determining contact is broken

or make interconnection between 24/25

Installation & Servicing Instructions Rinnai E-Series

Page 63

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Rinnai E75CP, E110CP, E75CN, E110CN user manual Blocks, 15.1.1Block, external safety contact is active

Contents

E75CN/E110CN E75CP/E110CP InstructionsI n s t a l l a t i o n & S e r v i c i n g High efficiency condensing gas boilerContents of instructions Subject to technical changesUpdating of documentation Content 1.2 Hazard definitions 1Safety and general instructions1.3 Symbol definitions 1.1 Designated useDANGER 1.4 The following instructions must be followed1.8Disposal 1.6 Tools, materials and additional equipmenti NOTICE 2Regulations and guidelinesModulating 3Description of the boilerRoom sealed boiler Condensing4Packaging and transportation 4.1 Scope of delivery4.2Transportation 5Installation 5.1Requirements for the installation roomDANGER NOTICE NOTICE 5.2 Fitting the boilerE75CN DimensionsBoiler type CombiVent system / Combustion air supply Gas pipe - g Plumbing Kit 5.3.1Plumbing KitsLow Loss Header 5.3.2Clearances from boilerPropane gas 5.4 Technical specificationsE-Series Natural gasi NOTICE 6Connecting the boileri i i 6.1 Central heating systemNOTICE NOTICE 6.1.1Plumbing Kit installationNOTICE NOTICE Installation & Servicing Instructions Rinnai Ei NOTICE 6.1.2Safety valve6.1.3Low water cut off 6.2Expansion tankDANGER 6.3Underfloor heating system plastic pipes6.4Gas supply connection i NOTICE6.4.1.Gas connection with natural gas i NOTICEi NOTICE DANGER i NOTICE i NOTICE 6.4.2Gas connection with propane gas i NOTICE DANGERi NOTICE DANGER i NOTICE i NOTICE DANGER NOTICE 6.5Hot water supply6.6 Condensate drain pipe i i ii NOTICE 6.7 Vent system and air supply system6.7.1Intake / Exhaust Guidelines i NOTICE100mm / 4” Wall thickness for vent termination installationExamples wall terminals Minimum100mm / 4” Wall thickness for vent termination installationExamples sealed combustions Minimumi NOTICE i NOTICE i NOTICE 6.7.3Installation of the vent systemTerminal positions NOTICE i i iNOTICE NOTICENOTICE DANGERTotal equivalent length Concentric system 6.7.6 Combustion air and vent piping lengthsCalculation of equivalent length vent system Parallel systemBoiler type E75 E110 CF 6.7.7 Calculation of compensation factorNOTICE Eq. length ftUnconfined Space 6.7.8 Room Air System indoor combustion airConfined Space Louvers and GrillsLocation Using Indoor Air For Combustion i NOTICE 7Electrical connectionsE-Prom Flowswitch2 Amp. max X7 120V 5figure 15a electrical ladder diagramTechnical read out 8Boiler controlsi NOTICE The Good-stateor standard read out3.Central Heating program button 8.1 Explanation of the function buttons8Reset-button i NOTICE9.1 Requirements of the water system NOTICE NOTICENOTICE 9.2 Filling the heating system NOTICENOTICE i NOTICE 9.3 Hot water supplyFOR YOUR SAFETY READ BEFORE OPERATING OPERATING INSTRUCTIONSTO TURN OFF GAS TO APPLIANCE i NOTICE 10 Adjustments11.1 Altering adjustments i NOTICEFACTORY Parameter ModeInfo Mode PARAHeat curve day Heat curve night Outdoor resetService Mode Error Modethe boiler and/or the installation 11 Isolating the boilerNOTICE NOTICE DANGER 12 Commissioning12.2 Testing the Ignition Safety shut off device 12.1 Testing for gas leaksNOTICE 12.3 Checking for contamination12.4 Checking of the zero pressure control W.C.. Follow the next procedurei NOTICE 12.5 Checking the O2 i NOTICEi NOTICE 12.6 Measuring the ionization current 12.7 Installing the casing13.2 Inspection Maintenance14.2.3Measuring the inlet gas pressure 14.2.4Checking and adjusting the gas/air ratio14.2.5Testing for gas leaks 14.2.2Measuring the ionization current13.2 Maintenance activities DANGER DANGERStep 1: Condensate trap Step 2: Condensate trayVisual inspection of the flame 13.4 Warranty14 Parts of the boiler Error indication short reference 15 Blocks and Errorsexternal safety contact is active 15.1 Blocks15.1.1Block 15.1.2Block check flow through the installationcheck flow through the boiler and DHW fascility Execute Parameter-Reset15.1.3Block 15.1.4Blockcheck the sensors NTC 1 and NTC 15.1.5Blockcheck the boiler pump check the main power supply15.1.6Block 15.1.7Blockionisation flow flame has still been detected 15.2 Errors15.2.1Error boiler has not been burning but ancomponents for short-circuiting 15.2.2Errorcheck the 24 Volt connection check the disconnected15.2.3Error reset the boiler 15.2.4Error15.2.5Error software error con trol unitcable between the control unit and the display 15.2.6Errorthe error persists after reset software error check the ribbonsoftware error control unit 15.2.7Errorcable between the control unit and the display 15.2.8Errorcheck the interface and the ribbon the error persists after reset software errorcheck the 24 Volt connections 15.2.9Errorremove the voltage from the boiler and check fuse F2software error control unit 15.2.10Error15.2.11Error check flow sensor NTC1 15.2.12ErrorChange control unit when error persists check actual flow temperatureChange control unit when error persists 15.2.13Errorcheck actual return temperature check return sensor NTCthe fan is not spinning 15.2.14Errorfuse is working and the error is repeated wiring and voltage are OK and error is repeated15.2.15Error 15.2.16Error check the wiring 15.2.17Error1 error 2operational status check the data in Error mode15.2.18Error software error control unit 15.2.19Error15.2.20Error software error control unitwhen using RS101 16Other errorsKeyof the hot water program is not switched on DHW sensor of flowswitch defective16.2 Hot water but no central heating hot water but no central heatingdirt in three-portvalve central heating installation gets hotwithout being requested Keypump program is onmixed up insufficient quantity of hot water16.4Insufficient quantity of hot water hot and cold water connection to the boilerflow reducing valve DHW power for the boiler is set too lowTemperature drop of the DHW 16.5Temperature drop of the DHWsupply water temperature too low check setting of room thermostat or RS101incorrect choice of installation installation resistance too high given anDo NOT touch any electrical switch 17 Spare partsParts casing E-Series qualiﬁed installer or the gas supplierDescription ItemParts heat exchanger E-Series E75C Parts rear wall E-Series E75C Parts pipes E-Series E75C ItemDescription Part No167 T3 DHW sensor 166 T5 flue gas sensor Parts electrical components E-Series168 HLS high limit switch 162 T1 supply sensor 160 T2 return sensorE75C IPEX 18 Parts list vent systemVent Products Heatfab19 Common venting guidelines R 100 C Appendix A - Outoor Reset Sensor DataR 25 C 12 kPage Page Page 800000012 9/2009 E. & O. EDistributor for the USA