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Operating Instructions
for use by heating contractor
Vitotronic 300
Type GW6B
Single boiler system or multi boiler system with
Weather-compensated control unit
VITOTRONIC
Certified as a component
part for Viessmann boilers
5838 970 - 01
05/2019
300
r
IMPORTANT
Read and save these instructions
for future reference
.
Please file in Service Binder
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Table of Contents
Related Manuals for Viessmann Vitotronic 300 Series
Summary of Contents for Viessmann Vitotronic 300 Series
- Page 1 Type GW6B Single boiler system or multi boiler system with Weather-compensated control unit VITOTRONIC IMPORTANT Read and save these instructions Certified as a component for future reference part for Viessmann boilers Please file in Service Binder 5838 970 - 01 05/2019...
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Page 2: Safety, Installation And Warranty Requirements
Installers must follow local regulations with respect to installation of carbon monoxide detectors. Follow the Viessmann maintenance schedule of the boiler contained in this manual. Operating and Service Documentation It is recommended that all product documentation such as parts lists, operating and service instructions be handed over to the system user for storage. -
Page 3: Table Of Contents
Table of Contents Vitotronic 300, GW6B Operating Page Safety Safety, Installation and Warranty Requirements....2 Product documentation...........2 Licensed professional heating contractor....2 Advice to owner............2 Warranty...............2 Operating and service documentation.......2 Carbon monoxide...........2 Fresh air...............2 Equipment venting..........2 About these Instructions..........5 For your Safety............6 Commissioning............7 Introduction Your System is Preset at the Factory......7... - Page 4 Table of Contents Vitotronic 300, GW6B Operating Page DHW Heating DHW Temperature.............30 Operating Program............30 Time Program............31 Stopping DHW Heating..........32 Further Adjustments Setting the Boiler Sequence........33 Enabling and Disabling Lead Boiler with Cascade Control Unit..........33 Setting the Display Backlighting........33 Naming Heating Circuits..........34 Setting the Time and Date.........34 Language Selection...........35 Setting the Temperature Units........35...
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Page 5: About These Instructions
Safety Vitotronic 300, GW6B Operating About these Instructions Take note of all symbols and notations intended to draw attention to potential hazards or important product information. These include “WARNING”, “CAUTION”, and “IMPORTANT”. See below. Warnings draw your attention to the presence of WARNING potential hazards or important product information. -
Page 6: For Your Safety
Safety Vitotronic 300, GW6B Operating For your Safety (continued) If you smell gas CAUTION H Don’t smoke! Don’t use naked flames or cause sparks (e.g. by switching lights or electrical appliances on Follow these safety instructions closely to avoid the risk and off) of injury and damage to property. -
Page 7: Commissioning
Introduction Vitotronic 300, GW6B Operating Commissioning The commissioning and matching of the control unit to local conditions and building characteristics, as well as instructing the user in the operation of the system, must be carried out by your heating contractor. As the user of new combustion equipment, you may be obliged to notify your local service technician of the installation [check local regulations]. -
Page 8: Energy Saving Tips
Introduction Vitotronic 300, GW6B Operating Energy Saving Tips H Holiday: Central heating If you are going away, select the “Holiday program”: H Standard room temperature The room temperature will be reduced, and DHW (“Room temp target”): heating will be turned off. Never overheat your home. -
Page 9: Opening The Vitotronic 300
Operation - General Vitotronic 300, GW6B Operating Opening the Vitotronic 300 The programming unit is located behind cover flap A. To open, pull the top edge of the hinged cover forward. General Information Each boiler is equipped with its own control unit. In a multi boiler system only one control unit takes on the function of boiler and heating circuit control unit and that of the higher weather-compensated cascade control unit. -
Page 10: Programming Unit
Operation - Single boiler system control Vitotronic 300, GW6B Operating Programming Unit You can change any settings on your heating system centrally at the programming unit of the Vitotronic control unit. If remote control units are installed in your rooms, you can also adjust the settings at the remote control units. - Page 11 Operation - Single boiler system control Vitotronic 300, GW6B Operating Programming Unit (continued) Home screen (continued) Main menu In the main menu, you can make all settings for the Symbols and buttons functions available in the control unit and carry out scans. These symbols are not always displayed, but appear You can find the menu overview on page 45.
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Page 12: Cascade Control Programming Unit
Operation - Multi boiler system control Vitotronic 300, GW6B Operating Cascade Control Programming Unit You can change any settings on your heating system centrally at the programming unit of the cascade control unit. If remote control units are installed in your rooms, you can also adjust the settings at the remote control units. - Page 13 Operation - Multi boiler system control Vitotronic 300, GW6B Operating Cascade Control Programming Unit (continued) Main menu In the main menu, you can change the boiler sequence and scan and change all settings for functions made available by the cascade control unit, such as heating defaults and time programs.
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Page 14: Programming Unit Of The Lag Boiler
Operation - Multi boiler system control Vitotronic 300, GW6B Operating Programming Unit of the Lag Boiler A screensaver appears after opening the control unit, or if there has not been any operation for some time: Each programming unit is equipped with a touchscreen. To make adjustments and scan information, tap the on-screen buttons. -
Page 15: Starting The Heating System
Start-up/Shutdown Vitotronic 300, GW6B Operating Starting the Heating System Legend Ask your heating contractor about the following: A ON/OFF switch H Boiler and relevant control unit type B Fuses H Level of the required system pressure C ON indicator (green) H Position of the following components: D Fault indicator (red) –... -
Page 16: Shutting Down The Heating System
Start-up/Shutdown Vitotronic 300, GW6B Operating Shutting Down the Heating System Operating programs for central heating, DHW, frost protection With frost protection monitoring For every heating circuit select the “Standby mode” Symbol Operating program Function operating program “Heating and DHW” H The rooms of the H No central heating selected heating H No DHW heating... -
Page 17: Time Program
Central Heating Vitotronic 300, GW6B Operating Time Program The following explains how to input the settings for a time program. The special features of individual time programs are allotted to the relevant chapters. You can set up a time program for the following functions: H Central heating H DHW heating H DHW recirculation pump... - Page 18 Central Heating Vitotronic 300, GW6B Operating Time Program (continued) Setting the time program efficiently You can copy this time program for every other day of the week. You want to copy this time program for Monday to Tuesday to Friday. From the home screen tap the following buttons: 3.
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Page 19: Select Heating Circuit
Central Heating - Single boiler system control Vitotronic 300, GW6B Operating Select Heating Circuit Heating can, if necessary, be split over several heating circuits. From the factory, heating circuits are designated 1, 2, 3 in the header. H If you are controlling several heating circuits, for all central heating settings, first select the heating circuit to which the change should apply. -
Page 20: Operating Program
Central Heating - Single boiler system control Vitotronic 300, GW6B Operating Operating Program Note: Further information can be found in chapter “Terminology” in this manual. From the home screen tap the following buttons: 1. Heating circuit 1, 2 or 3 in the header to select the required heating circuit 2. -
Page 21: Heating Curve
Central Heating - Single boiler system control Vitotronic 300, GW6B Operating Heating Curve Note: Further information can be found in chapter “Terminology” in this manual. Setting the heating curve Factory setting: H “Slope”: 1.4 H “Shift” of the heating curve: 0 From the home screen tap the following buttons: 3. -
Page 22: Comfort Function
Central Heating - Single boiler system control Vitotronic 300, GW6B Operating Comfort Function Setting “Comfort mode” From the home screen tap the following buttons: 1. Heating circuit 1, 2 or 3 in the header to select the required heating circuit. for the required set room temperature in comfort mode. -
Page 23: Energy Saving Function
Central Heating - Single boiler system control Vitotronic 300, GW6B Operating Energy Saving Function Setting “Holiday program” Note: The holiday program affects all heating circuits. If you want to make changes to this, contact your local heating contractor. The holiday program starts at 12:00 am (00:00 h) the day after the departure date. -
Page 24: Room Temperature
Central Heating - Multi boiler system control Vitotronic 300, GW6B Operating Room Temperature Note: Further information can be found in chapter “Terminology” in this manual. You can make the following settings only on the cascade control unit. Setting the standard room temperature for the selected heating circuit Factory setting: 68°F (20°C) Setting range: 37 to 99°F (3 to 37°C) -
Page 25: Operating Program
Central Heating - Multi boiler system control Vitotronic 300, GW6B Operating Operating Program Note: Further information can be found in chapter “Terminology” in this manual. Setting the operating program Cascade control unit From the home screen tap the following buttons: 3. -
Page 26: Heating Curve
Central Heating - Multi boiler system control Vitotronic 300, GW6B Operating Heating Curve Note: Further information can be found in chapter “Terminology” in this manual. You can make the following settings only on the cascade control unit. Setting the heating curve Factory setting: H “Slope”: 1.4 H “Shift”... -
Page 27: Comfort Function
Central Heating - Multi boiler system control Vitotronic 300, GW6B Operating Comfort Function Setting “Comfort mode” You can make the following settings only on the cascade control unit. From the home screen tap the following buttons: 3. “Heating circuit 1”, “Heating circuit 2” or “Heating circuit 3”... -
Page 28: Energy Saving Function "Economy Mode
Central Heating - Multi boiler system control Vitotronic 300, GW6B Operating Energy Saving Function ”Economy mode” Setting “Economy mode” You can make the following settings only on the cascade control unit. From the home screen tap the following buttons: 3. “Heating circuit 1”, “Heating circuit 2” or “Heating circuit 3”... -
Page 29: Energy Saving Function "Holiday Program
Central Heating - Multi boiler system control Vitotronic 300, GW6B Operating Energy Saving Function “Holiday program” Setting “Holiday program” Note: The holiday program affects all heating circuits. If you want to make changes to this, contact your local heating contractor. You can make the following settings only on the cascade control unit. -
Page 30: Dhw Temperature
DHW Heating Vitotronic 300, GW6B Operating DHW Temperature Factory setting: 122°F (50°C) Setting range: 50 to 140°F (10 to 60°C) If you want to make changes to this, contact your local heating contractor. From the home screen tap the following buttons: 3. -
Page 31: Time Program
DHW Heating Vitotronic 300, GW6B Operating DHW Time Program Note: Further information can be found in chapter “Terminology” in this manual. Factory setting: One time phase from 12:00 am to 12:00 am (00:00 h to 00:00 h) for every day of the week Setting the time program Factory setting: “Automatic”... -
Page 32: Stopping Dhw Heating
DHW Heating Vitotronic 300, GW6B Operating DHW Time Program (continued) DHW heating once, outside the time program Note: The operating program “Heating and DHW” or “DHW only” must be set for at least one system heating circuit. Enable “Comfort mode” (see page 37 or 45) and immediately disable it again. -
Page 33: Setting The Boiler Sequence
Further Adjustments Vitotronic 300, GW6B Operating Setting the Boiler Sequence Only for cascade control unit. Subject to the coding set and internal control calculations, the control unit offers various boiler sequences. This ensures that the boilers are equally loaded. From the home screen tap the following buttons: 2. -
Page 34: Naming Heating Circuits
Further Adjustments Vitotronic 300, GW6B Operating Naming Heating Circuits You can name all heating circuits individually. Information on single boiler system control The abbreviations 1, 2, 3 in the standard menu are retained (see page 10). From the home screen tap the following buttons: 2. -
Page 35: Language Selection
Further Adjustments Vitotronic 300, GW6B Operating Language Selection From the home screen tap the following buttons: 2. “Settings” 3. “Language” 4. Required language to confirm Setting the Temperature Units From the home screen tap the following buttons: 2. “Settings” 3. “Temperature units” 4. -
Page 36: Scanning Information
Scanning Vitotronic 300, GW6B Operating Scanning Information Subject to the components connected and the settings made, you can scan current temperatures and operating conditions. Information in the main menu is split into groups: H “General” H “Combustion controller” H “Heating circuit 1” H “Heating circuit 2”... -
Page 37: Resetting Data
Scanning Vitotronic 300, GW6B Operating Scanning Information (continued) Service address If your heating contractor has entered their details, you can scan these. From the home screen tap the following buttons: 2. “Information” 3. “Service contact details” Each text box is limited to 45 characters. -
Page 38: Scanning System Fault Messages
Maintenance Vitotronic 300, GW6B Operating Scanning System Fault Messages Your display indicates that your heating system has developed faults by showing symbol and “Faults”. The red fault indicator flashes on the control unit enclosure (see chapter “Starting the heating system”). Tap “Close”. -
Page 39: Scanning Burner Fault Messages
Maintenance Vitotronic 300, GW6B Operating Scanning Burner Fault Messages Your display indicates that your heating system has developed faults by showing symbol and “Faults”. The red fault indicator flashes on the control unit enclosure (see chapter “Starting the heating system”). Tap “Close”. -
Page 40: Emissions Test Mode
Emissions Vitotronic 300, GW6B Operating Emissions Test Mode Emissions test mode for testing the flue gas with briefly raised boiler water temperature. Emissions test mode should only be activated by your flue gas inspector during the annual inspection. Set the emissions test switch (see chapter “Starting the heating system”) to position The following functions are activated: H The burner is switched ON. -
Page 41: Rooms Are Too Cold
Troubleshooting Vitotronic 300, GW6B Operating Rooms are Too Cold Cause Remedy The heating system is off H Switch ON the ON/OFF switch on the control units (see page 24). H Switch ON the mains isolator, if installed (outside the boiler room). H Set the MCB in the power distribution board (main domestic MCB). -
Page 42: Rooms Are Too Hot
Troubleshooting Vitotronic 300, GW6B Operating Rooms are Too Hot Cause Remedy H Control unit incorrectly adjusted. Check the settings and correct if required: H The remote control (if installed) is set incorrectly. H Operating program (see pages 20 or 25) H Room temperature (see pages 19 or 24) H Time (see page 34) Separate operating instructions... -
Page 43: The Dhw Is Too Hot
Troubleshooting Vitotronic 300, GW6B Operating The DHW is Too Hot Cause Remedy The control unit is set incorrectly. Check and correct the DHW temperature, if required (see page 30). The DHW is being heated by the solar thermal system. Check the settings at the solar control unit and correct them if required. -
Page 44: Inspection And Maintenance
DHW tank (if installed) be replaced with special cables or lines. Maintenance and cleaning should be carried out no Only use Viessmann cables / lines as replacement. later than 2 years after commissioning and as required For this, notify your qualified contractor. -
Page 45: Main Menu Overview
Scanning Options Vitotronic 300, GW6B Operating Main Menu Overview Single boiler system control recirculation... - Page 46 Scanning Options Vitotronic 300, GW6B Operating Main Menu Overview (continued) Multi boiler system control Cascade control unit recirculation...
- Page 47 Scanning Options Vitotronic 300, GW6B Operating Main Menu Overview (continued) Lag boiler control unit...
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Page 48: Scanning Options Under "Information
Additional Information Vitotronic 300, GW6B Operating Scanning Options under “Information” Note: Subject to the actual heating system equipment level, not all of the scans listed here may be available. You can scan more details on information marked with . General Heating circuit 1, 2, 3 “Outdoor temp”... -
Page 49: Terminology
Additional Information Vitotronic 300, GW6B Operating Terminology Setback mode (reduced heating mode) Standard heating mode For periods when you will be at home during the day, See “Reduced heating mode”. heat your rooms to the standard room temperature. Set the periods (time phases) using the time program for Operating program central heating. - Page 50 Additional Information Vitotronic 300, GW6B Operating Terminology (continued) Heating curve Heating curves illustrate the relationship between the outdoor temperature, the set room temperature and the boiler water temperature or supply temperature. The lower the outdoor temperature, the higher the boiler water temperature or supply temperature.
- Page 51 Additional Information Vitotronic 300, GW6B Operating Terminology (continued) Safety valve A safety device that must be installed in the cold water pipe by your heating contractor. The safety valve opens automatically to prevent excess pressure in the DHW tank. Solar circuit pump In conjunction with solar thermal systems.
- Page 52 Vitotronic 300, GW6B Operating Scan for digital copy of this document...
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