Viessmann VITOTRONIC 300 Operating Instructions Manual
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Viessmann VITOTRONIC 300 Operating Instructions Manual

Digital boiler control unit
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Operating Instructions
for use by heating contractor
Vitotronic 300
Type GW5B
Digital boiler control unit
VITOTRONIC
Certified as a component
part for Viessmann boilers
5693 980 - 02 02/2015
300
r
IMPORTANT
Read and save these instructions
for future reference
.
Please file in Service Binder

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Summary of Contents for Viessmann VITOTRONIC 300

  • Page 1 Vitotronic 300 Type GW5B Digital boiler 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 5693 980 - 02 02/2015...

  • Page 2: Safety, Installation And Warranty Requirements

    Information contained in this and installation of carbon monoxide detectors. Follow the related product documentation must Viessmann maintenance schedule of the boiler contained be read and followed. Failure to do in this manual. so renders the warranty null and void.

  • Page 3: Table Of Contents

    Table of Contents Vitotronic 300, GW5B Operating Page Safety Safety, Installation and Warranty Requirements....2 Product documentation...........2 Licensed professional heating contractor....2 Advice to owner............2 Warranty...............2 Safety Terminology............2 Introduction Commissioning............5 Your System is Preset at the Factory......5 Operation Controls..............6 Opening the control unit........6 Programming unit..........6...
  • Page 4 Table of Contents Vitotronic 300, GW5B Operating Page Further Adjustments Stopping DHW Heating..........23 Setting the Display Contrast........23 Setting the Display Brightness........23 Entering the Names for the Heating Circuits....24 Changing the Standard Menu........24 Setting the Time and Date.........25 Language Selection...........25 Setting the Temperature Unit (°C/°F)......25 Restoring Factory Settings.........25...

  • Page 5: Commissioning

    Introduction Vitotronic 300, GW5B Operating Commissioning The commissioning and matching of the control unit to As the user of new combustion equipment, you may local conditions and building characteristics, as well as be obliged to notify your local service technician of the instructing the user in the operation of the system, must installation [check local regulations].

  • Page 6: Controls

    Operation Vitotronic 300, GW5B Operating Controls You can change any settings on your heating system centrally at the programming unit of the control unit. If remote controls are installed in your rooms, you can also adjust the settings at the remote control units.

  • Page 7: Menu

    Operation Vitotronic 300, GW5B Operating Menu There are two control levels available, the “Standard menu” and the “Extended menu”. The menu overview can be found on page 34. Standard menu Call up the standard menu as follows: H If the screen saver is active (see page 8). Press OK.

  • Page 8: Extended Menu

    Operation Vitotronic 300, GW5B Operating Menu (continued) Extended menu Call up the extended menu as follows: H If the screen saver is active: Press OK and then H From anywhere in the menu: Press Note: Your heating contractor can block the use of the extended menu.
  • Page 9 Operation Vitotronic 300, GW5B Operating How to Use the Controls (continued)

  • Page 10: Starting The Heating System

    Start-up/Shutdown Vitotronic 300, GW5B Operating Starting the Heating System 1. Check the heating system pressure at the pressure gauge. The system pressure is too low top up the Legend water or notify your local heating contractor. A ON indicator (green) B Fault indicator (red) 2.

  • Page 11: Shutting Down The Heating System

    Start-up/Shutdown Vitotronic 300, GW5B Operating Shutting Down the Heating System With frost protection monitoring For every heating circuit, select the heating program “Standby mode”. H No central heating. H No DHW heating. H Frost protection for the heating circuits and the DHW tank is active.

  • Page 12: Required Settings (Central Heating)

    Central Heating Vitotronic 300, GW5B Operating Required Settings (Central Heating) If you want central heating, check the following points: H Have you selected the heating circuit? For settings, see the next chapter. H Have you set the required room temperature? For settings, see page 13.

  • Page 13: Setting The Room Temperature

    Central Heating Vitotronic 300, GW5B Operating Selecting a Heating Circuit (continued) Note: If you return to the standard menu with, the header will again display “HC1” (see page 7). For changes to the heating circuit display in the standard menu, see page 24.

  • Page 14: Setting The Heating Program For Central Heating

    Central Heating Vitotronic 300, GW5B Operating Setting the Heating Program for Central Heating Factory setting: “Heating and DHW” For the heating circuit displayed in the header Proceed as described on page 7. For the other heating circuits Extended menu 2. “Heating”...
  • Page 15 Central Heating Vitotronic 300, GW5B Operating Setting the Time Program for Central Heating (continued) Extended menu: 2. “Heating” 3. Select the heating circuit if necessary. 4. “Heating time program” 5. Select part of the week or a day. 6. Select the time phase !, ?, § or $.

  • Page 16: Changing The Heating Curve

    Central Heating Vitotronic 300, GW5B Operating Changing the Heating Curve Your system’s heating characteristics are affected by the slope and the shift of the selected heating curve. Further information about the heating curve can be found under “Terminology” (see page 37).

  • Page 17: Select Comfort Function "Party Mode

    Comfort and Energy Saving Functions Vitotronic 300, GW5B Operating Selecting Comfort Function “Party Mode” With this function, you can change the room temperature for several hours, e.g. if guests unexpectedly stay longer in the evening. You do not have to change any existing control settings.

  • Page 18: Select Comfort Function "Economy Mode

    Comfort and Energy Saving Functions Vitotronic 300, GW5B Operating Selecting Energy Saving Function “Economy Mode” To save energy, you can reduce the room temperature in standard heating mode. For example, if you leave your home for a few hours. Extended menu 2.

  • Page 19: Select Energy Saving Function "Holiday Program

    Comfort and Energy Saving Functions Vitotronic 300, GW5B Operating Selecting Energy Saving Function “Holiday Program” To save energy, for example over long holidays, you can activate the “Holiday program”. Note: The control unit is set up so that the holiday program applies to all heating circuits.

  • Page 20: Required Settings (Dhw Heating)

    DHW Heating Vitotronic 300, GW5B Operating Required Settings (DHW Heating) If you want DHW heating, check the following points: H Have you set the required DHW temperature? For settings, see the next chapter. H Have you selected the correct heating program? H Have you set the required time program? For settings, see page 21.

  • Page 21: Setting The Time Program For Dhw Heating

    DHW Heating Vitotronic 300, GW5B Operating Setting the Time Program for DHW Heating (continued) H The time program for DHW heating is made up of time phases. One time phase from 5:30 to 22:00 h for every day of the week is set at the factory.
  • Page 22 DHW Heating Vitotronic 300, GW5B Operating Setting the Time Program for DHW Heating (continued) Deleting a time phase Set the time for the end point to the same time that was set for the start point. The display shows the selected time phase ”- - : - -”.

  • Page 23: Stopping Dhw Heating

    Further Adjustments Vitotronic 300, GW5B Operating Stopping DHW Heating You do not want to have DHW or heat your rooms. For the heating circuit displayed in the header Standard menu for the heating program “Standby mode” (frost protection monitoring). OK to confirm.

  • Page 24: Entering The Names For The Heating Circuits

    Further Adjustments Vitotronic 300, GW5B Operating Entering Names for the Heating Circuits You can give heating circuits 1, 2 and 3 (“HC1”, “HC2” and “HC3”) individual names. The abbreviations “HC1”, “HC2” and “HC3” will be retained. Extended menu 2. “Settings”...

  • Page 25: Setting The Time And Date

    Further Adjustments Vitotronic 300, GW5B Operating Setting the Time and Date The time and date are factory-set. If your heating system has been shut down for a long time, it may be necessary to set the time and date. Extended menu 2.

  • Page 26: Scanning Information

    Scanning Vitotronic 300, GW5B Operating Scanning Information Subject to the connected components and settings made, you can scan current temperatures and operating conditions. The extended menu splits the information into groups: H “General” H “Heating circuit 1” H “Heating circuit 2”...

  • Page 27: Scanning Service Messages

    Scanning Vitotronic 300, GW5B Operating Scanning Service Messages If your heating system is due for a service, the symbol “ “ flashes in the display, and “Service” appears. 1. You can call up the cause of the fault with OK.

  • Page 28: Scanning Fault Messages

    Scanning Vitotronic 300, GW5B Operating Scanning Fault Messages  If any faults have occurred in a boiler, the symbol flashes on the display and the fault code is shown. The red fault indicator also flashes (see chapter “Starting the heating system”).

  • Page 29: Burner Fault

    Scanning Vitotronic 300, GW5B Operating Burner Fault - Remote Reset Note: The following applies to control serial number 7537696 only. When a combustion controller fault appears, scan the fault message (see page 28). Resolve the fault condition. Refer to the Service Instructions.

  • Page 30: Rooms Are Too Cold

    Troubleshooting Vitotronic 300, GW5B Operating Rooms are Too Cold Cause Remedy The heating system is off - Switch the ON/OFF switch ON (see diagram on page 10). - Switch ON the mains isolator, if installed (outside the boiler room). - Reset the MCB in the power distribution board (main domestic MCB).

  • Page 31: Rooms Are Too Hot

    Troubleshooting Vitotronic 300, GW5B Operating Rooms are Too Hot Cause Remedy Control unit or remote control incorrectly set. Check settings and correct if required: - Room temperature (see page 13). - Time (see page 25). - Time program (see page 14).

  • Page 32: The Dhw Is Too Hot

    Troubleshooting Vitotronic 300, GW5B Operating The DHW is Too Hot Cause Remedy The control unit is incorrectly set. Check and correct the DHW temperature if required (see page 20) DHW heating is carried out by the solar thermal system. Check and correct settings, if required, at the solar control unit.

  • Page 33: Maintenance

    Maintenance Vitotronic 300, GW5B Operating Maintenance Cleaning All equipment can be cleaned with a commercially available domestic cleaning agent (non-scouring). You can clean the front of the programming unit with a microfibre cloth. Inspection and maintenance The following operational checks should be carried out regularly: Regularly check the pressure of the system.

  • Page 34: Menu Overview

    Appendix Vitotronic 300, GW5B Operating Menu Overview Extended menu Heating Solar energy Test mode Set DHW temperature DHW time prog Information DHW circ time prog Settings Party mode General Detailed Economy mode Heating circuit 1 HC1 scan options: Heating circuit 2 HC2...
  • Page 35 Appendix Vitotronic 300, GW5B Operating Menu Overview (continued) Scanning options in the extended menu 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 .
  • Page 36 Appendix Vitotronic 300, GW5B Operating Menu Overview (continued) Heating circuit 2, 3 (HC2, HC3) “Heating program” “DHW time prog” - “Slab curing function” (Not used) “DHW circ time prog” - “External hook-up” “DHW temperature” - “Holiday program” - “External program”...

  • Page 37: Terminology

    Appendix Vitotronic 300, GW5B Operating Terminology Setback mode (reduced heating mode) See “Reduced heating mode”. Heating program With the heating program you determine whether you heat your rooms and DHW, or only heat DHW, or whether you shut down your heating system with frost protection monitoring.
  • Page 38 Appendix Vitotronic 300, GW5B Operating Terminology (continued) Heating curve Heating curves illustrate the relationship between the outside temperature, room temperature (set value) and boiler water or (heating circuit) supply temperature. The lower the outside temperature, the higher the boiler water temperature or heating circuit supply temperature.
  • Page 39 Appendix Vitotronic 300, GW5B Operating Terminology (continued) Standard room temperature Drinking water filter Set the standard room temperature when you are at home A device that removes solids from the water. during the day (see “Setting the room temperature” on The drinking water filter is installed in the cold water page 13).
  • Page 40 Vitotronic 300, GW5B Operating...

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