Viessmann Vitotronic 200 KW2 Operating Instructions Manual

Weather-responsive indoor/outdoor, digital boiler control for heating systems with one or more heating circuits

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Operating instructions manual (42 pages)

Installation and service instructions manual (120 pages)

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Page 1 VITOTRONIC 200/300 Vitotronic 200, Model KW2 Vitotronic 300, Model KW3 IMPORTANT Read and save these instructions for future reference. Certified as a component part of Viessmann boilers only 5303 272 v1.3 01/2008...
Page 2: Safety Instructions
Safety Instructions Safety, Installation and Warranty Requirements Safety, Installation and Warranty Requirements Please ensure that these instructions are read and understood before commencing installation and operation. Failure to comply with the instructions listed below and details printed in these instructions can cause product / property damage, severe personal injury, and / or loss of life.
Page 3: Table Of Contents
Index Page Important Precautions Safety Instructions ..............Useful Tips Introductory Information About these instructions...
Page 4 About These Instructions The following symbols and flag words are utilized in these Installation Instructions: Indicates an imminently hazardous sit- WARNING uation which, if not avoided, could re- sult in death, serious injury or sub- Warnings draw your attention to the stantial product / property damage.
Page 5: Tips On Getting Started
Introductory Information Tips on Getting Started Your heating system provides central heating and domestic hot water heating in conjunction with a domestic hot water tank. The timer of the control unit switches over between ”normal room temperature” and ”reduced room temperature” at the required times. 1.
Page 6: Heating Systems - Application Examples
Introductory Information Heating Systems - Application Examples Please ask your heating contractor to make an X in the appropriate box. j System type 1 j System type 2 j System type 3 Boiler with one heating circuit 1 Boiler with one heating circuit 2 Boiler with one heating circuit 1 without mixing valve...
Page 7: Overview Of Controls And Indicators
Introductory Information Overview of Controls and Indicators (with hinged covers open) Heating circuit switches, only Vitotronic 200 Display Boiler temperature Setpoint selector for ”normal room temperature” Heating program settings Energy saving mode on / off Party mode on / off Heating system on / off switch Fuse Fixed high limit reset button...
Page 8 Introductory Information Overview of Controls and Indicators (with hinged covers open) Other display symbols Contrast adjustment IMPORTANT (These appear in the bottom line of the Open the hinged cover on the display) programming unit, press and, at the Data flashing in the display means that same time, adjust the contrast with the Risk of freezing new settings can be entered...
Page 9: Vitotronic Control Unit - Factory Default Setting
Operating Instructions (in brief) Operating Controls / Display Elements All settings of your heating system are centralized on the control unit and on the built-in programming unit. If your system is equipped with a remote control, the settings can also be made on the remote control unit.
Page 10: Resetting Time And Date
Operating Instructions (in brief) Resetting Time and Date The time and date are preset at the factory and can be changed manually. 1. Open the hinged cover on the Time programming unit. for ”Time”. to enter the time. to confirm; the date is displayed.
Page 11: Selecting The Heating Circuit
Operating Instructions (in brief) Selecting the Heating Circuit On heating systems with two or three heating circuits, the corresponding heating circuit must be selected before making settings and adjustments. Heating circuit 1: Heating circuit 1 without mixing valve Heating circuit 2: Heating circuit 2 with mixing valve Heating circuit 3: Heating circuit 3 with mixing valve (only...
Page 12: Altering Room Temperature
Operating Instructions (in brief) Altering Room Temperature In the ”Central heating and domestic hot water” heating program, central heating takes place with alternating ”normal room temperature” and ”reduced room temperature” according to the selected time program. You can set the required room temperature as follows: To change the ”normal room temperature”...
Page 13 Operating Instructions (in brief) Setting the Party Mode Switch on the party mode when you require central heating and domestic hot water for a short time independent of the preset heating and time program. During the party mode, your central heating system operates on the basis of the selected ”normal room temperature”.
Page 14: Activating And Deactivating The Heating System Activating The Heating System
Activating and Deactivating the Heating System Activating the Heating System The initial start-up and adjustment of the control unit to local conditions and the structural characteristics of the building must be performed by your heating contractor. We advise you to contact your heating contractor before re-starting the heating system if it has been shut down for a long period.
Page 15 Time Program for Central Heating Altering the Time Program for Central Heating The time program consists of 4 cycles. Heating cycle 1 is preset at the factory from 06:00 to 22:00 hrs, i.e. you have the ”normal room temperature” during this period. You have the following options to set the timer program to suit your requirements: By setting the corresponding timer cycles, the central heating can be switched up to 4 times per day between the ”normal room temperature”...
Page 16: Time Program For Central Heating Altering The Time Program For Central Heating
Time Program for Central Heating Altering the Time Program for Central Heating (continued) Individual heating cycles for each day of the week 1. Open the hinged cover on the 1Time Prog. Central Htg. programming unit. Select heating circuit, activating 1---7 for ”Central heating time If you wish to exit the time program program”.
Page 17 DHW Production Altering the Time Program for DHW Production The time program consists of 4 DHW cycles. Cycle 1 is preset at the factory from 05:30 to 22:00 hrs, i.e. domestic hot water is heated during this period. The automatic mode is also selected, i.e. domestic hot water heating takes place parallel to the central heating time program, but starts 30 minutes earlier.
Page 18 DHW Production Altering the Time Program for DHW Production (continued) To scan the DHW cycle timer Follow the procedure described above, but without using the buttons. The DHW cycles at a glance 1. Open the hinged cover on the programming unit. 2.
Page 19 DHW Production Altering the Time Program for DHW Production (continued) Individual DHW cycles for each day of the week 1. Open the hinged cover on the programming unit. If you wish to exit the time program for ”DHW time pro- setting mode, press again.
Page 20: Altering The Dhw Temperature
DHW Production Altering the Time Program for DHW Production (continued) To scan the DHW cycles Follow the procedure described above, but without using the buttons. The DHW cycles at a glance 1. Open the hinged cover on the programming unit. 2.
Page 21: Altering The Time Program For The Dhw Recirculation Pump
DHW Production Altering the Time Program for the DHW Recirculation Pump The time program consists of 4 timer cycles. Cycle 1 is preset at the factory from 06:00 to 22:00 hrs, i.e. the DHW recirculation pump is on during this period. The automatic mode is also selected, i.e.
Page 22 DHW Production Altering the Time Program for the DHW Recirculation Pump (continued) Individual DHW recirculation pump cycles for each day of the week 1. Open the hinged cover on the programming unit. Automatic? for ”DHW recirculation If you wish to exit the time program pump time program”.
Page 23 Holiday Program Activating the Holiday Program When you go away on holiday and want to reduce your energy consumption, choose one of the following heating programs. Stand-by operation e.g. for your summer holiday. The recirculation pump is switched on No central heating for a short time every 24 hours to No domestic hot water heating prevent it from seizing up.
Page 24: Other Settings Scanning Temperatures And Operating Status
Other Settings Scanning Temperatures and Operating Status You can scan various current temperatures and operating status information depending on the system components and the settings. Holiday program (if entered) with dates of departure and return Outdoor temperature Supply temperature (for heating circuit with mixing valve) Boiler water temperature Domestic hot water temperature Return water temperature...
Page 25: Altering Settings Of The Heating System
Other Settings Altering Settings of the Heating System The heating pattern of your boiler is influenced by the outdoor temperature and the settings of the ”shift” and ”slope” of the ”heating curve”. You can change the settings if the room temperature has not met your requirements over a certain period of time.
Page 26 Other Settings Altering Settings of the Heating System (continued) Alter heating pattern if ... Action Example ... the accommodation is too cold at Adjust the slope of the heating curve Slope cold time of year upwards by one increment ... the accommodation is too warm at Adjust the slope of the heating curve Slope cold time of year...
Page 27: Special Displays
Other Settings Special Displays Contact your heating contractor to MService arrange a service call. ºC This display appears when a setting Example Remote control cannot be made on the control unit, but ”Normal room temperature” on the only on the remote control. ”...
Page 28: Emissions Test Switch
Emissions Test Switch / Troubleshooting Guide Emissions Test Switch For flue gas measurements with short-term elevated boiler water temperature. 1. Open the bottom hinged cover on the Emissions test control unit. switch 2. Turn the emissions test switch ” ” The following functions are triggered: = Manual from ”...
Page 29 Troubleshooting Guide Diagnosis and Correction (continued) Fault Cause Corrective Action Heating system does not activate Heating system switch ”8” on the Switch on control unit turned to OFF Main power deactivated Activate main power Fuse in the power Inform heating contractor circuit or in the control unit has blown or tripped Burner activation does not occur or...
Page 30: Service Instructions
Service Instructions Service Instructions Servicing is required under current heating system regulations and standards. Regular servicing of the heating system will ensure troublefree, energy-saving and environmentally friendly heating. We strongly advise you to arrange a service contract with your heating contractor. Boiler Notes on operation: All boilers have to be cleaned at certain...
Page 31: Saving Energy
Saving Energy Saving Energy ..by heating correctly Apart from using the benefits offered by a modern heating system, there’s a lot you can do yourself to make additional fuel savings. For instance: Proper ventilation Fully open the windows for a short time with the thermostatic valves closed.
Page 32 Viessmann Manufacturing Company (U.S.) Inc. Viessmann Manufacturing Company Inc. 45 Access Road 750 McMurray Road Warwick, Rhode Island • 02886 • USA Waterloo, Ontario • N2V 2G5 • Canada Tel. (401) 732-0667 • Fax (401) 732-0590 Tel. (519) 885-6300 • Fax (519) 885-0887 www.viessmann-us.com •...

This manual is also suitable for:

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