Name: Vaillant ecoTEC plus SERIES
Brand: Vaillant
Rating: 5 (1 reviews)

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0020116700_01 GBIE 012012 – Subject to change

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Default Chapter1
- Ecotec Plus1
- Table of Contents2
1 Notes on the Documentation4
- Storing Documents4
- Symbols Used4
- Applicability of the Instructions4
- Identification Plate4
- CE Label4
- Benchmark5
- Type Overview5
2 Safety6
- Safety and Warning Information6
- Classification of Warnings6
- Structure of Warnings6
- Intended Use6
- Basic Safety Instructions6
- Important Information Regarding Propane-Fired Boilers7
- General Requirements8
- Related Documents8
- Installation Site8
- Gas Supply9
- Air Supply9
- Compartment Ventilation9
- Electrical Supply9
- Water Circulation System9
- Pressure Relief Valve10
- Venting11
3 Description of the Appliance12
- Before Proceeding - Ensure Boiler Is Correct for Gas Group Supplied13
4 Installation13
- Accessories13
- Controller13
- Installation and Operation13
- Scope of Delivery13
- Unpacking the Boiler13
- Checking the Scope of Delivery13
- Disposing of the Packaging14
- Transporting the Appliance14
- Requirements for the Installation Site16
- Required Minimum Clearances/Installation Clearances16
- Using Installation Templates16
- Dimension Drawing and Connection Measurements18
- Wall-Mounting the Boiler19
- Removing/Fitting the Front Casing19
- Removing/Fitting the Side Section20
5 Gas Installation21
- Preparing for Installation21
- Connecting the Gas Pipe21
6 Hydraulic Installation22
- Preparing for Installation22
- Connecting the Hot and Cold Water (VUW Boiler)23
- Connecting the Domestic Hot Water Cylinder23
- Connecting the Heating Flow and Heating Return23
- VUW Boiler23
- VU Boiler23
- Low Loss Header23
- Connecting the Condensate Discharge Pipework23
- Connecting the Discharge Pipe to the Expansion Relief Valve on the Boiler24
7 Flue Gas Installation25
- Air/Flue Gas Duct25
- Flue Termination26
8 Electrical Installation28
- Preparing for Installation28
- Opening/Closing the Electronics Box28
- Establishing the Mains Connection28
- Connecting the Controller29
- Fitting the Controller29
- Connecting Controllers to the Electronic System30
- Connecting Additional Devices30
- Connecting the Auxiliary Relay (Grey Connector on PCB) (Only Ecotec 637/837)30
- Connect VR 40 - "2 from 7" Multi-Functional Module31
- Actuating the Circulation Pump Demand-Controlled31
- Installing the Circulation Pump31
- Connection Diagrams32
  - Ignition Electrode33
  - Mains Connection34
9 Operation36
- Calling up the Installer Level36
- Overview of the Menu Structure37
10 Start-Up39
- Switching on the Boiler39
- Installation Assistant39
- Language39
- Filling Mode39
- Purging39
- Target Feed Temperature39
- Hot Water Temperature40
- Comfort Mode40
- Heating Partial Load40
- Auxiliary Relay and Multi-Functional Module40
- Competent Person Telephone Number40
- Terminating the Installation Assistant40
- Restarting the Installation Assistant40
- Appliance Configuration and Diagnosis Menu40
- Using Test Programs40
- Preparing the Heating Water41
- Read off the Filling Pressure41
- Filling and Purging the Heating Installation41
- Filling the Heating Installation42
- Purging the Heating System42
- Flushing the System for the First Time ("Cold")42
- Avoiding Low Water Pressure43
- Top up VUW Boilers Using a Filling Device43
- Fill and Purge the Hot Water System43
- Filling the Condensate Siphon43
- Checking the Gas Setting44
- Factory Setting44
- Checking for Tightness of the Flue Gas Installation and Flue Gas Recirculation44
- Checking the Gas Flow Rate45
- Checking the Gas Inlet Working Pressure45
- Carrying out a Full Function Test46
- Checking the Heating Mode47
- Checking Hot Water Generation (VUW Boilers Only)47
- Checking Hot Water Generation (VU Boilers Only)47
- Dhw Mode47
- Final Flush of the Heating System ("Hot")48
11 Adapting the Boiler to the Heating Installation49
- Diagnosis Codes - Overview49
- Setting the Heating Partial Load53
- Setting Pump Overrun Time and Pump Operating Mode53
- Setting the Maximum Flow Temperature54
- Setting the Return Flow Temperature Control54
- Burner Anti-Cycling Time54
- Setting the Maintenance Interval55
- Setting the Pump Output55
- Setting the By-Pass Valve55
- Handing over the Boiler to the Operator56
12 Inspection and Maintenance57
- Inspection and Maintenance Intervals57
- General Inspection and Maintenance Instructions57
- Safety Instructions58
- Checking the CO/CO Ratio and the CO Concentration58
- Adjusting the CO59
- Concentration (or the Air Ratio)59
- Performing the Gas Family Check60
- Inspection and Maintenance Work Steps61
- Filling the Boiler and the Heating Installation62
- Draining the Boiler62
- Draining the Entire Heating Installation62
- Using the Function Menu62
- Carrying out Electronics Self-Tests62
- Carrying out Maintenance Work62
- Removing the Compact Thermal Module62
- Cleaning the Heat Exchanger64
- Checking the Burner64
- Cleaning the Condensate Siphon64
- Clean the Filter in the Cold Water Inlet (VUW Boilers Only)65
- Installing the Compact Thermal Module65
- Checking the Charge Pressure of the Expansion Vessel66
- Checking the Gas Flow Pressure66
- Checking CO 2 Content66
13 Troubleshooting67
- Contact Vaillant Service Solutions (0870 6060 777)67
- Performing Diagnostics67
- Call up Live Monitor (Status Codes)67
- Status Codes - Overview67
- Service Messages68
- Calling up Diagnosis Levels68
- Reading off the Fault Codes68
- Querying the Fault Memory68
- Reset Fault Memory68
- Overview of Fault Codes69
- Using the Function Menu71
- Running Test Programs71
- Resetting Parameters to Factory Settings71
14 Replacing Components72
- Preparing for and Completing Replacement Work72
- Preparing for Replacement Work72
- Completing Replacement Work72
- Replacing the Burner72
- Replacing the Fan73
- Replacing the Gas Valve74
- Replacing the Venturi Including the Mass Flow Sensor75
- Replacing the Expansion Vessel76
- Replacing the Heat Exchanger76
- Replacing the PCB And/Or the Display77
- Replacing Either the Display or the PCB78
- Replacing the PCB and the Display at the same Time78
15 Decommissioning79
- Temporarily Shutting down the Boiler79
- Taking the Boiler Permanently out of Service79
- Disposing of the Boiler79
16 Warranty and Customer Service80
- Factory Guarantee80
- Vaillant Service80
17 Technical Data81
18 Glossary83
19 Appendix84
20 Benchmark Log Book85
- Service Record86
- Index87

Model	ecoTEC plus SERIES
Mounting	Wall-mounted
Fuel Type	Natural Gas / LPG
ErP Heating Efficiency Class	A
NOx Class	5
Category	Boiler
Type	Condensing
Efficiency	Up to 94%
ErP Water Heating Efficiency Class	A

Vaillant ecoTEC plus SERIES Installation And Maintenance Instructions

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