Buderus RC35 Operating Instructions Manual
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Buderus RC35 Operating Instructions Manual

Room controller
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Operating instructions

Logamatic EMS
RC35 programming unit
Room controller
For users
Read carefully before
use.

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Summary of Contents for Buderus RC35

  • Page 1: Operating Instructions

    Operating instructions Room controller Logamatic EMS For users Read carefully before RC35 programming unit use.

  • Page 2: Overview Of Controls

    (“day mode” or “night mode”). Exception: in the case of boilers with UBA1.x only the “AUT” LED lights up. The “DHW” LED can also be switched off. On boilers with UBA1.x the “DHW” LED does not illuminate. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 3: Table Of Contents

    Selecting the operating mode ..........29 Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 4 5.5.1 Operating modes for RC35 heating circuits ........

  • Page 5: Guide To Instructions

    The operation is only briefly dealt with in the following sections. Display texts Words appearing on the display are shown in bold in flowing text. USER MENU standard display Example: USER MENU operation modes switching programme sum./win. threshold Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 6: Explanation Of Symbols And Safety Instructions

    • a list entry – a list entry (second level) Tab. 1 Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 7: Safety Instructions

    The heating system can freeze up in cold weather if it is not in operation: B Leave the heating system permanently switched on. B In case of faults: remedy any faults immediately. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 8: Getting Started

    B We recommend activating automatic Automatic operation mode: selected. Press Change between: The modified room temperatures are day: saved. The LED next to lights up. night: Tab. 2 Getting started – room temperatures Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 9 In the case of large heating systems with multiple heating circuits, note the following: The modifications to the room temperature described above apply to all heating circuits assigned to the RC35 programming unit (referred to as “RC35 heat. circuits” page 26). This is the standard application.
  • Page 10 34). B To change the contrast: hold down to change the contrast on the and turn rotary selector display? the same time. Tab. 3 Getting started – additional functions Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 11: Information About The Appliance

    Information about the appliance 3.1 Product description The RC35 programming unit makes it easy to operate your Buderus heating system. You can set the room temperature for your entire home using the rotary selector. You only need to adjust the thermostatic valves on the radiators if it is too cool or too warm in individual rooms.

  • Page 12: Principles Of Operation

    Principles of operation Principles of operation 4.1 Display The following elements appear on the display of the RC35 programming unit during standard operation: 6 720 618 414-01.1RS Fig. 1 Elements on the display Top information row: standard display (factory setting: date and time)

  • Page 13: Setting The Operating Mode

    The settings made using the buttons above apply to all heating circuits assigned to the RC35 programming unit (these are referred to as the “RC35 heat. circuits”, page 26). To set the operating mode for other heating circuits: use the user menu\operation modes ( Page 29).

  • Page 14: Changing The Room Temperature Temporarily

    If the heating system is equipped with a RC2x remote control ( page 27), and the date of manufacture of the remote control is January 2006 or later, the room temperature can also be modified temporarily at the remote control. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 15: Changing The Room Temperature Permanently

    1) If “shut-down mode” is selected as the night setback mode, the heating system will be switched off at night. A night time room temperature cannot be set. The display will show a message to this effect. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 16: Setting The Room Temperature For Particular Heating Circuits

    Only heating circuits that are not equipped with an RC2x remote control unit will be displayed. No selection is possible if there is only one heating circuit. All RC35 heat. circuits have the same room temperature set values.

  • Page 17: Setting The Date And Time

    3. Release button. The hours are saved. 4. Repeat steps 1 to 3 to set the minutes. The set time is displayed briefly. The standard display then reappears. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 18: Setting Dhw Functions

    This function is not available with boilers B If you want to stop the heating process: with UBA1.x. press again. Tab. 7 Setting DHW functions Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 19 (e.g. legionella). Tab. 7 Setting DHW functions 1) Setting subject to the boiler installed. 2) The “DHW” LED may also have been disabled by the heating contractor. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 20: Viewing Information (Info Menu)

    DHW message in the INFO menu DHW is switched off at the boiler. This message means that rotary selector on the boiler programming unit is set to “0”. To enable DHW heating to be adjusted via the RC35, turn rotary selector to “AUT”...
  • Page 21 The days in the current week which have not yet passed are marked with “---” . Days for which no solar gain could be determined show “0”. 1) This function depends on the boiler installed. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 22: Messages On The Display

    If the interruption lasts longer, the recordings are reset to zero and start again. The same applies if the date in the RC35 is changed. If the time is changed, the graphic display is set to zero and the data recorded in the table for the week is retained. During commissioning, the recording of data only starts once the date and time have been set.

  • Page 23: Operation With The User Menu

    Turn rotary selector to the left until operation modes is USER MENU selected. standard display operation modes switching programme sum./win. threshold Tab. 8 How to use the user menu (example) Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 24 Which operation mode should be used? To do so, repeat steps 6 and 7 if necessary. automatic operation Tab. 8 How to use the user menu (example) Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 25: Overview Of The User Menu

    Calibrating the displayed room temperature with the aid of a thermometer GWP preheat phase Setting a heat pump with gas booster heater Tab. 9 User menu overview 1) This function depends on the boiler used. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 26: Selecting A Heating Circuit

    From heating circuit 2 Heating circuits with mixing valve, i.e. with reducible flow temperature RC35 heat. circuits All heating circuits assigned to the RC35, i.e. those which do not have their own remote control unit ( Fig. 2, [1], page 27); displayed...
  • Page 27 With the RC35 programming unit, you can operate and control multiple heating circuits [1]. In addition to the RC35, a separate “remote control” (e.g. RC2x) can also be installed for additional heating circuits [2]. A remote control is advisable if you want to control different heating systems (e.g.
  • Page 28 1) No heating circuit selection is possible if no other heating circuit is available, e.g. DHW. 2) Here: adjustment by the heating contractor HC 1 = none, HC 2 = RC35. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 29: Selecting The Standard Display

    5.5 Selecting the operating mode 5.5.1 Operating modes for RC35 heating circuits The operating mode for the RC35 heat. circuits can be set directly by pressing the corresponding button (e.g. ). For other heating circuits, use this menu item. If the heating circuit is equipped with a remote control unit (e.g.

  • Page 30: Operating Modes For Dhw

    However, the solar thermal system will cut out if either the collector array or the cylinder exceeds their maximum permissible temperatures (collector protection function). For explanations regarding the settings, see the solar module documentation. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 31: Setting The Switching Program

    With the factory settings, the switching program also determines the times for DHW heating and operation of the DHW circulation pump. However, you can also set separate switching programs for both functions ( Chapter 5.7 and 5.8). Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 32: Selecting A Program

    If your heating system is equipped with a remote control (e.g. RC2x page 27) and the RC2x remote control was produced in 2006 or later, the user defined 2 program can also be activated by the remote control. Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 33 You can save and later select two new or modified switching programs as user defined 1 or user defined 2. user defined 1 Mon–Thu user defined 2 Mon–Thu Tab. 12 Standard programs (ON = day mode, OFF = night mode) Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 34: Viewing The Current Program

    3. If required: hold down and turn the rotary selector to change this switching point from a stop point to a start point or vice versa. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 35: Entering A Switching Point

    After that the switching point is saved. 4. Repeat steps 1 to 3 to enter other switching points. 5. Turn rotary selector to go to other days. 6. Press when you have finished making entries. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 36: Deleting A Switching Point

    The selected program, user defined1 or user defined2, is used from now on for that heating circuit. 6. Select do not save to cancel. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 37: Setting Room Temperatures

    RC35 heating circuits. The room temperature is set as described below. • RC35 heat. circuits: the room temperatures are the same for all heating circuits assigned to the RC35. For the RC35 heating circuits, you need to set the room temperature using...

  • Page 38: Setting A Dhw Program

    Follow the same procedure as for entering a DHW program ( Chapter 5.7). 1) This function depends on the boiler used. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 39: Setting The Switchover Threshold For Summer/Winter Mode

    On the last Sunday in October the time changes from 3:00 am to 2:00 am (–1 h). 1. Open the user menu. 2. Select summer / winter. 3. Set yes or no (factory setting: yes). Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 40: Setting The Dhw Temperature

    3. Select the heating circuit to be switched over to holiday mode: – complete system: heating circuits, DHW and DHW circulation – RC35 heat. circuits: this option is only displayed if one or several heating circuits are assigned to the RC35; DHW and the other heating circuits remain active.
  • Page 41 Operation with the user menu – Individual heating circuits: only heating circuits which are not assigned to the RC35 will be displayed; in other words, those which have their own remote control unit or which have no remote control unit.
  • Page 42 2) No separate program has been set for DHW circulation, i.e. the times for the DHW circulation pump match the times for the DHW program. 3) The earliest start point and latest stop point out of all heating circuits on this day will apply. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 43: Setting The Party Function

    The pause function is activated. Once the time has expired, automatic mode starts again. Ending the pause function early: B Open USER MENU\pause function again and select end. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 44: Setting Thermal Disinfection

    • Is the thermometer located close to programming unit so that they are both subject to the same heat influences (e.g. sunlight, fireplace)? 1) The function depends on the boiler used Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 45: Setting The Preheating Phase For A Loganova Heat Pump With Gas Booster Heater

    For this, set the preheating phase so it is longer than the night mode period of the current switching program. 1) This function depends on the boiler used. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 46: Information On Setting The Programming Unit

    Control of the flow temperature is determined by the room temperature recorded there. It must not be limited by closed thermostatic valves. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 47: Tips For Energy Efficiency

    It may be practical to use a separate switching program to heat water. • Arrange for your heating contractor to service your heating system annually. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 48: Troubleshooting

    This is why a separate thermometer can display a different room temperature from that set on the RC35 programming unit.If you wish to compare the measured room temperature with the values recorded using another thermometer, it is important to observe the following: •...
  • Page 49 • Weather-compensated control with room temperature hook-up: the heating system utilises both the control types referred to above. The boiler may still operate in the latter two cases, even if the captured room temperature is higher than the displayed room temperature. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 50: Fault Messages And Service Messages

    Troubleshooting 7.2 Fault messages and service messages The RC35 programming unit differentiates between three types of messages: • Faults (in boiler operation) • Plant errors (incorrect settings on the programming unit, or component malfunctions) • Service messages (indicating that some servicing is required) Faults The display shows the following message: Your system has a malfunction.
  • Page 51 A11/ Date is not yet set. failure, for example. correctly. Tab. 14 Table with plant errors and service messages Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 52: Resetting Faults

    For instructions regarding the reset function on the boiler programming unit, see the technical documentation for the boiler and/or boiler programming unit. B If the fault cannot be reset (the display continues to flash), notify your heating contractor. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 53: Setup Report

    Tab. 15 Allocation of heating circuits 1) With the setting “none”, the heating circuit can be set via the RC35; it does not, however belong to the so- called RC35 heating circuits (consequently, the room temperatures can be adjusted separately).
  • Page 54 Priority DHW yes, no Switching programme Standard program name: (times page 31) user defined program Tab. 16 Settings made during commissioning 1) This function depends on the boiler used. Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 55: User Overview Of Rc35

    User overview of RC35 User overview of RC35 Logamatic EMS RC35 programming unit - Subject to technical modifications...

  • Page 56: Index

    Please open cover ..... 51 Power failure ......22 Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 57 - setting ......31 RC35 heating circuits....26–28 - viewing .
  • Page 58 Notes Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 59 Notes Logamatic EMS RC35 programming unit - Subject to technical modifications...
  • Page 60 Buderus Cotswold Way, Warndon, Worcester WR4 9SW Customer service: 0844 892 3004 Technical support: 0844 892 4224 Fax: 01905 753130 www.buderus-commercial.co.uk In the UK and IE, Buderus is a brand name of Bosch Thermotechnology Ltd.

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