Buderus RC30 Operating Instructions Manual
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Buderus RC30 Operating Instructions Manual

Programmable room thermostat
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6303 8006 – 02/2006 GB

Operating instructions

RC30 programmable room
thermostat
Also applies to the following accessories: mixing
valve module MM10 and low loss header module
WM10
Please read thoroughly before use.
For the user

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Summary of Contents for Buderus RC30

  • Page 1: Operating Instructions

    6303 8006 – 02/2006 GB For the user Operating instructions RC30 programmable room thermostat Also applies to the following accessories: mixing valve module MM10 and low loss header module WM10 Please read thoroughly before use.

  • Page 2: Table Of Contents

    ......35 We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 3 ........83 We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 4: Introduction

    Introduction Introduction The RC30 makes it easy to operate your Buderus heating system and forms part of the Energy Management System (EMS). The heating system is controlled in such a way that you benefit from optimum heating comfort and minimum energy consumption.

  • Page 5: What You Should Know About Your Heating System

    Outside temperature in °C Fig. 1 Heating curve (example), before (1) and after (2) increasing the set room temperature by 2 °C We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 6: Control Modes For The Rc30

    *) Please note that the RC30 has to be located in the reference room and not in the boiler for this option We reserve the right to make any changes due to technical modifications.

  • Page 7: Why Do The Thermostatic Radiator Valves Have To Stay Fully Open

    *) Please note that the RC30 has to be located in the reference room and not in the boiler for this option We reserve the right to make any changes due to technical modifications.

  • Page 8: Why Do I Need A Heating Program

    "night setback"). You can save a lot of energy by choosing a heating program to match your lifestyle. The RC30 offers four options on "night mode" for reducing the room temperature. Your installer will select and set up one of these options according to your requirements: –...

  • Page 9: What Are Heating Circuits

    With the RC30 you can operate and control the two heating circuits independently (Fig. 2, Item 1). If the second heating circuit is used to supply a separate flat or area of the building, a separate room controller RC20 can also be installed (Fig.
  • Page 10 This is controlled by the function module WM10. The WM10 can also be used for DHW heating via a cylinder loading pump. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 11: Tips On Economical Heating

    Here are a few tips on how to heat economically, without sacrificing comfort, using your RC30: Only heat if you need warmth. Use the heating programs preset in the RC30 or those which you have tailored to your personal needs. Ventilate correctly during the cold season: Open the windows wide three to four times per day for approx.
  • Page 12 DHW circulation pump for three minutes in every 30. Arrange with your installer to service your heating system annually. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 13: For Your Safety

    Please read these instructions carefully. Always observe the safety instructions to prevent injury and material losses. Correct use The RC30 must only be used to operate and control Buderus heating systems with EMS (Energy Management System). Please observe these notes USER NOTE...

  • Page 14: Cleaning

    For your safety Cleaning The RC30 should only be cleaned with a damp cloth. Disposal Dispose of packaging in an environmentally responsible manner. Dispose of old components in an environmentally responsible manner. Other notes Assembly, maintenance and repairs, as well as fault diagnosis, must only be carried out by installers.

  • Page 15: First Steps With Your Rc30

    "Night mode" button "Weekday" button (Day / Date) (reduced heating mode) "DHW" button "Prog" button (Program) "Heating circuit" button "Back" button We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 16 Opening the flap activates a switch allowing you to use the extended functions and special functions. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 17: Quick Reference Guide

    Selecting a heating program page 39 Select: heating circuit, DHW, solar page 35 Back to previous level (menu), settings are retained We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 18: Switching On And Off

    PAUSE SU/WI TIME Switching on and off The RC30 is powered by the heating system and is permanently switched on. It is only switched off if the heating system is switched off, e.g. for maintenance purposes. The power consumption is designed for this constant operation and at 0.3 W is very low (0.6 W with background lighting).

  • Page 19: Language

    Language Language You can choose the language in which messages on the RC30 are displayed. Proceed as follows: Open the flap (by pulling the recessed grip on the left). Simultaneously press the "Display", "Heating circuit" and "Back" buttons. The main service level menu is displayed, indicated by "SERVICE SERVICE MENU MENU".

  • Page 20: Basic Functions

    The basic functions are controlled by pressing and holding a button on the right-hand side of the RC30 and turning the dial. Changing the room temperature directly If it is too cold in the house in general, increase the room temperature on the RC30 and leave the thermostatic radiator valves unaltered.

  • Page 21: Basic Functions 7

    21.0 Depending on which heating circuit you have selected, "HEAT CIRC 2" or "RC30 HEATCIR" may be displayed instead of "HEAT CIRC 1" (see Chapter 8.6 "Selecting a heating circuit", page 35). We reserve the right to make any changes due to technical modifications.
  • Page 22 "AUT" button. You can also change the setting for automatic summer/winter changeover (see Chapter 9.10 "Setting summer/winter changeover", page 72). We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 23 (i.e. no night setback of the room temperature) or summer/winter changeover. USER NOTE To return to automatic mode, press "AUT". We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 24: Setting The Room Temperature

    USER NOTE Changing the set room temperature moves the heating curve up or down in parallel (see "How does the RC30 work?", page 5). USER NOTE Any adjustment applies to all heating circuits allocated to the RC30 (see Chapter 8.7 "Changing settings for another heating circuit", page 37).
  • Page 25 If your installer has selected "Shutdown" as the setback type, a room temperature cannot be set for night mode (see "Why do I need a heating program?", page 8). We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 26: Heating Domestic Hot Water

    Basic functions Heating domestic hot water The RC30 also allows you to heat the DHW in an energy- conscious manner. With the factory setting, DHW heating begins automatically 30 minutes before day mode starts the first heating circuit, and ends when the last circuit switches to night mode (see Fig.
  • Page 27 Basic functions USER NOTE In a modern Buderus DHW cylinder, the water only cools down at a rate of around 0.5 °C per hour when not being drawn, i.e. reloading only occurs after 10 hours. If necessary you can manually reload the DHW to 60 °C (see Chapter 7.4.2 "Single DHW loading", page 28).
  • Page 28 ACTIVE USER NOTE If you have started this function in error, press "DHW" again. Reloading will then be terminated. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 29 THERMAL immediately but on the specified day at the specified time (see DISINFECTION Chapter 9.7 "Thermal disinfection", page 69). We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 30: Extended Functions

    By turning the dial you modify the values which flash in the display. Release the button. Modified values are saved. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 31: Displaying Operating Menu

    Operating values which can be displayed DHW operating values can only be displayed if a DHW circuit is installed. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 32 Operating values which can be displayed DHW operating values can only be displayed if a DHW circuit is installed. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 33: Setting The Date

    The correct date must be set on your heating system in order for it to work properly. After an extended power failure, for example, you will therefore have to reset the date on the RC30. Hold down "Weekday" and select the current day with the dial.

  • Page 34: Setting The Time

    USER NOTE Even after a power failure, the clock continues to run for about 10 hours if the RC30 was previously connected to the power supply for at least six hours. If the display with the flap open reads "TIME NOT SET" or "DATE NOT SET", you must reset the time or date.

  • Page 35: Selecting A Heating Circuit

    Subject to the equipment level of your heating system, the following heating circuits can be selected: – RC30 heating circuits (all heating circuits that are assigned to the RC30, see "RC30 heating circuits" page 36) – Heating circuit 1 (unmixed heating circuit) –...
  • Page 36 Several heating circuits can be controlled at the same time using the RC30. These are grouped together under the term "RC30 heating circuits". "RC30 HEATCIR" is displayed as a selection option when you set one of the following functions: – Operating mode –...

  • Page 37: Changing Settings For Another Heating Circuit

    – Heating circuit 1 or 2 (not available if more than one heating circuit is assigned to the RC30) If more than one heating circuit is assigned to the RC30, the room temperature and operating mode for these heating circuits can only be set together.
  • Page 38 (reduced heating mode), and NIGHT operates at a lower room temperature. ° 16.0 We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 39: Selecting And Modifying A Heating Program

    This will be subject to the outside temperature, the building insulation and the drop in room temperature. The "Optimisation " function of the RC30 calculates the various heat-up times. Ask your installer whether he has activated this function. If he has, all you need to do is enter the times at which your home should be warm.

  • Page 40: Selecting A Preset Heating Program

    Extended functions Selecting a preset heating program The RC30 comes with eight different preset heating programs. See the next page for a summary of the time settings for the preset heating programs. Please check which heating program best meets your requirements.

  • Page 41: Overview Of The Preset Heating Programs

    (see Chapter 8.12 "Creating a new heating program", page 45). This is stored under "OWN PROG". We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 42: Modifying The Heating Program By Moving Switching Points

    6:00 23:00 Fig. 8 Changing the switching points from 5:30 to 6:00 and from 22:00 to 23:00 (example) We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 43 – To add more switching points, refer to section 8.13 – To delete switching points refer to section 8.14 We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 44 Make sure that there is an OFF switching point for every ON switching point so that the heating system can also switch back to night mode. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 45: Creating A New Heating Program

    8.12 Creating a new heating program You can also set up a new heating program that is tailored entirely to your personal requirements. The RC30 offers blocks of days, which makes programming easier. The new heating program is stored under the name "OWN PROG".
  • Page 46 Press "Back". Your new heating program is stored under the name "OWN PROG". We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 47: Adding Switching Points

    Select a heating program (see Chapter 8.9 "Selecting a preset heating program", page 40). The first switching point (Monday, 05:30) appears. SWITCH POINT 05:30 We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 48: Deleting Switching Points

    Select a heating program (see Chapter 8.9 "Selecting a preset heating program", page 40). Using the dial select the first switching point to be deleted. Example: "16:00". We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 49 New "OWN PROG" program Day "Normal" mode Night "Reduced" 8:00 6:00 16:00 mode Fig. 11 Incomplete deletion of switching points We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 50: Setting The Operating Mode For Domestic Hot Water

    "DHW" button (see Chapter 7.4.2 "Single DHW loading", page 28). Tab. 4 DHW operating mode We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 51: Entering A Dhw Program

    (see Chapter 7.4.2 "Single DHW loading", page 28). Entering a DHW program Hold down the "Heating circuit" button and select "DHW" with the dial. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 52 "DHW AUTO DAY" is selected as the operating mode (see Chapter 8.15 "Setting the operating mode for domestic hot water", page 50). We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 53: Setting The Operating Mode For Dhw Circulation

    Release the "Heating circuit" button. HEAT CIRC DHW CIRC Then the standard display is shown again. ACTUAL ROOM TEMP ° 21.5 We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 54: Entering A Dhw Circulation Program

    Proceed in the same way as for entering a DHW program (see Chapter 8.16 "Entering a DHW program", page 51). We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 55: Changing The Standard Display

    Extended functions 8.19 Changing the standard display You can change the standard display on the RC30 as follows: Hold down the "Display" button and select the required standard display with the dial. The following values can be displayed as the standard display:...

  • Page 56: Special Functions (Additional Menu)

    * Only if a gas heat pump is installed. Fig. 13 Special functions in the additional menu We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 57: Opening And Using The Additional Menu

    Hold down the "Display" button and simultaneously turn the dial to change a value. Release the "Display" button to store a changed value. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 58: Setting The Holiday Function

    The set holiday function starts at 00:00 on the start day and ends at 00:00 on the end day. You can only enter one holiday period at a time. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 59 Release the "Display" button. Now you can choose between HOLIDAY RC30 HEATCIR – RC30 heating circuits (only displayed if heating circuit 1 and heating circuit 2 are assigned to the RC30) – Heating circuit 1 or 2 – DHW (including DHW circulation) –...
  • Page 60 Release the "Display" button. The holiday temperature is stored. ° USER NOTE If the RC30 or an RC20 remote control is installed in the living room (room temperature control), then the heating only switches on if the temperature drops below the holiday temperature in this room.
  • Page 61 To run the heating (in day mode): Press "Day mode". To continue the holiday function: Press "AUT". We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 62: Setting The Bank Holiday Function

    Release the "Display" button. Now you can choose between BNK HOLIDAY RC30 HEATCIR – RC30 heating circuits (only displayed if heating circuit 1 and heating circuit 2 are assigned to the RC30) – Heating circuit 1 or 2 – DHW (including DHW circulation) –...
  • Page 63 You do not need to enter a room temperature for the bank holiday function, because it will automatically be taken from the active heating program. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 64: Calibrating The Room Temperature

    Calibrating the room temperature There may be a separate thermometer near to the RC30, displaying a different value. If you want to calibrate the RC30 to the thermometer, you can use the "Calibration" function. Before calibrating the room temperature, please consider the following points: –...
  • Page 65 1 °C. +0.5 K Example: If the temperature displayed by the thermometer is 0.5 °C higher than that displayed by the RC30, enter "+0.5 K" as the calibration value. Release the "Display" button. The set calibration value is stored.

  • Page 66: Setting The Party Function

    Release the "Display" button. The number of hours is stored. Press the "Back" button or close the flap. The Party function is activated. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 67: Setting The Pause Function

    You are now in the "PAUSE" menu. Hold down the "Display" button and select the required heating circuit with the dial. Release the "Display" button. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 68 Set the number of hours in the Pause function to "0" in order to end it before the specified number of hours has elapsed. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 69: Thermal Disinfection

    Turn the dial clockwise to access the other settings. Input range Factory setting Thermal Yes/No disinfection Disinfection 60 °C–80 °C 70 °C temperature We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 70: Changing The Standard Display

    DHW (e.g. during the night). Changing the standard display You can change the standard display on the RC30 either via the additional menu or directly – as described in Chapter 8.19 "Changing the standard display", page 55. This section also describes all the standard display options.

  • Page 71: Switching On The Button Lock

    Switching off the key lock again Simultaneously press the "Time" and "Weekday (Day/Date)" buttons. The key lock is switched off again. KEY LOCK We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 72: Setting Summer/Winter Changeover

    Adjusted outside temperature The adjusted outside temperature is a theoretical variable calculated by the RC30, which takes into account the heat storage capacity of the walls. For example, with an outside temperature of 10 °C and the heating switched off, the temperature inside the home can still be 16 °C.
  • Page 73 Summer mode A changeover threshold for summer/winter changeover is entered in the RC30 (factory setting 17 °C). When the adjusted outside temperature exceeds the changeover threshold, the heating system switches to summer mode (DHW heating only). If you require heating for a short period in summer mode: Press the "Day mode"...
  • Page 74 If you would like a higher level of heating comfort during the in- between seasons, raise the changeover threshold. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 75: Automatic Summer And Winter Time Adjustment

    Your heating system will now switch between summer and winter time automatically. Press the "Back" button or close the flap. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 76: Setting The Preheat Phase For A Gas-Operated Heat Pump (Not In The Uk)

    Using the dial select "ADD MENU HP PREHEAT". Press the "Display" button. You are now in the "HP PREHEAT" menu. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 77 Release the "Display" button. The preheat phase length is stored. Press the "Back" button or close the flap. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 78: Troubleshooting

    – The separate thermometer must be accurate. – Do not compare the room temperatures when the heating system is in the process of heating up as the RC30 and the separate thermometer may respond to the increasing room temperature at different speeds.
  • Page 79 The pump then starts up too. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 80 In the last two cases, the boiler may run even if the actual room temperature is higher than the set room temperature. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 81: Fault Table

    There is a fault on the heating system. Open the flap to display the code. FAULT" Inform your installer and give him the code. Tab. 7 Fault table We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 82 OFF through a fault shutdown. Try and reset the fault. If this is impossible, immediately notify your installer. We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...

  • Page 83: Index

    ..27 Disinfection, thermal ..29 We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 84 ....18 Preheat phase, gas heat pump ..76 RC30 heating circuits ..36 We reserve the right to make any changes due to technical modifications.
  • Page 85 Notes We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 86 Notes We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 87 Notes We reserve the right to make any changes due to technical modifications. Operating instructions RC30 programmable room thermostat • Issue 02/2006...
  • Page 88 Your installer: Buderus BBT Thermotechnik GmbH Cotswold Way, Warndon, D-35573 Wetzlar Worcester WR4 9SW www.heiztechnik.buderus.de Tel.: 01905 752794, Fax: 01905 753130 info@heiztechnik.buderus.de www.buderus-commercial.co.uk In the UK, Buderus is a trading name of BBT Thermotechnology Ltd.

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