6 720 612 481-00.
| Dear Customer, The controller is the “cool head” of your heating system. At the factory, we have set it up to suit most requirements. As a result, daily operation is very easy. The large and clear display of the controller offers you “plain text” and shows you all relevant information. Program your heating Using the controller, you can select when you require less heat thus saving energy. One example: You work and are away from home during the day.
Contemnts | 3 Contemnts 1 Key to symbols and safety precautions . . 4 1.1 Key to symbols . . . . . . . . . . . . . . . . . 4 1.2 Safety precautions . . . . . . . . . . . . . . 4 2 Information about the controller . . . . . . . 5 2.1 Disposal . . . . . . . . . . . . . . . . . . . . . . 5 2.2 Cleaning the casing . . . . . . . . . . . . . 5 5.7 Changing the time and date . . . . . 24 5.7.1 Changing the time . . . . . . . . . . . . 24 5.7.2 Changing the date . . . . . . . . . . . .
| Key to symbols and safety precautions 1 Key to symbols and safety precautions 1.1 Key to symbols Warnings Warnings in this document are framed and identified by a warning triangle printed against a grey background. If there is a danger due to electricity, the exclamation mark in the warning triangle is replaced by a lightning symbol. Keywords at the start of a warning indicate the type and seriousness of the ensuing risk if measures to prevent the risk are not taken.
Information about the controller | 5 2 Information about the controller 2.1 Disposal B Dispose of packaging in an environmentally responsible manner. 2.2 Cleaning the casing B If required, use a damp cloth to wipe the controller casing; for this never use harsh or corrosive cleaning agents.
| Display 3 Display 1 3 2 9 4 9 15 12 h 18 6 3 24 h 12 h 18 24 h 3 12 11 15 6 21 14 13 7 6 5 10 8 21 9 6 720 800 818-01.1O Fig. 1 Item 1 Symbols in the display (examples) Symbol 2 3 4 5 12 h 15 9 6 3 7 Designation Explanation Temperature Current or required room temperature indicator Time and day Current time and day. Flashing Current time (1 segment = 15 minutes, here 13:45 h to segment 14:00 h) or switching time in the heating program.
Operation with closed flap | 7 4 Operation with closed flap 4.1 Controls 9 12 h 15 18 6 24 h 3 21 2 3 1 6 720 645 348-01.2O Fig. 2 Item 1 Controls with closed flap Element Designation Rotary selector Explanation • Turn rotary selector: Display the setting of the required room temperature and change it temporarily. • Press rotary selector: Confirm setting. 2 Keys “Coming/Going” Immediately start the next operating mode Comfort / Economy / Frost of the heating program.
| Operation with closed flap 4.2 If you feel too cold or too hot You can check the current room temperature on the display. Displaying the room temperature settings B Turn rotary selector one click. Temporarily changing the room temperature settings With the flap closed, you can change the room temperature temporarily with rotary selector . B Turn the rotary selector until the required room temperature is displayed. The temperature display flashes. B Push the rotary selector.
Operation with closed flap | 9 4.4 If you want to change the DHW program temporarily If you want to take a shower although your heating appliance is operating in "economy mode" right now, you can start DHW heating immediately by pressing . This changes the DHW program temporarily. Starting “DHW immediately” B Briefly press . The change is reflected in the display. – During DHW heating, DHW is heated in a DHW cylinder for 60 minutes to the selected DHW temperature.
| Operation with flap open 5 Operation with flap open 5.1 Controls 9 12 h 15 18 6 3 24 h 21 3 auto 4 5 2 6 1 6 720 645 348-02.2O Fig.
Operation with flap open | 11 Item Element 1 Designation Rotary selector Explanation • Turn the rotary selector: – Display the current setting of the required room temperature and change it temporarily. – Scroll through the menu to change the value. • Push the rotary selector: – Open the menu. – Confirm the setting. 2 Operating mode selector • • 3 menu Menu button 4 info Info key 5 “Delete” key 6 “Back” key Tab. 4 auto: Heating according to the heating program.
| Operation with flap open 5.2 Changing the room temperatures for the heating program permanently Changing the selected temperature level B Press the menu key. The MAIN MENU Frost is displayed; menu point Heating is highlighted. The controller offers 3 temperature levels for regulating the room temperature: • Comfort: 21 °C (factory setting) Setting range 7.0 °C ... 30.0 °C, but higher than the value selected for Economy • Economy: 15 °C (factory setting) Setting range 6.0 °C ... 29.
Operation with flap open | 13 Example: Changing the economy temperature level B Turn the rotary selector to highlight the menu point Economy. B Push the rotary selector. The input field for the required room temperature flashes. 9 12 h 18 6 3 Fig. 7 15 24 h 21 6 720 645 348-40.1O Input field, required temperature B Turn the rotary selector to set the required room temperature. B Push the rotary selector to confirm the setting. Menu point Economy is highlighted again.
| Operation with flap open 5.3 Constant room temperature Leave the operating mode selector set to auto as much as possible. Only that way can you enjoy the full comfort of the heating program. However, if you want to specify a constant room temperature for a longer period, you can select so-called constant operation with the operating mode selector.
Operation with flap open | 15 5.4 Adjusting the heating program At the factory, a heating program is selected that will suit most applications. In this chapter you will discover how to match the heating program to individual needs. Factory settings for program points P1 to P6 Day Switching time P1 Switching time P2 Switching time P3 to P6 Monday to Thursday 06:00 22:00 – – Friday 06:00 23:30 – – Saturday 07:00 23:30 – – Sunday 08:00 22:00 – – Tab.
| Operation with flap open 5.4.1 Adjusting the heating program to suit individual requirements B Turn the rotary selector to set the required switching time, e.g. 06:30. If the settings (temperature or switching times) of the heating program do not meet your needs, you can change the heating program. 9 12 h 15 18 6 B Open flap. B Press the menu key. The MAIN MENU is displayed; menu point Heating is highlighted. B Push the rotary selector.
Operation with flap open | 17 5.4.2 Resetting a heating program to its factory settings If you require the heating program to be returned to its original settings, you can reset it to the standard settings. B Open flap. B Press the menu key. The MAIN MENU is displayed; menu point Heating is highlighted. B Push the rotary selector. Menu HEATING is displayed; menu point Programme is highlighted. B Push the rotary selector. Menu HEATING PROGRAMME is displayed; menu point All days is highlighted.
| Operation with flap open 5.5 Selecting and adjusting a DHW program At the factory, a DHW program is set that will suit most applications. The DHW program comprises: • a program for DHW heating • a program for a DHW circulation pump Both programs have already been matched to each other and are enabled. In this chapter you will discover how to either combine programs with the heating program, or how to adjust them individually.
Operation with flap open | 19 5.5.1 Combining a DHW program with the heating program If the heating program has already been adjusted to suit your individual requirements, it may be appropriate to use these settings also for DHW heating. The DHW program is disabled and operates according to the active heating program. For further details regarding the operation of DHW heating in conjunction with the heating program, see the detailed installation and operating instructions. B Open flap.
| Operation with flap open 5.5.2 Activating a DHW program 5.5.3 Adjusting a DHW program individually If you wish to modify the DHW program independently of the heating program, you can re-enable the DHW program. You can change the DHW program if its settings (e.g. switching times) do not meet with your requirements. Ensure that the programs for DHW heating and DHW circulation pump are synchronised. B Open flap. B Press the menu key. The MAIN MENU is displayed; menu point Heating is highlighted.
Operation with flap open | 21 Adjusting the DHW circulation pump program This menu is only displayed if a DHW circulation pump is available. B Open flap. B Press the menu key. The MAIN MENU is displayed; menu point Heating is highlighted. B Turn the rotary selector to highlight the menu point Domestic hot water. Push the rotary selector. Menu DHW is displayed; menu point DHW and DHW circulation pump is highlighted. 5.5.
| Operation with flap open 5.6 Setting up a holiday program 5.6.1 Setting the start of the holiday The holiday program starts immediately if you select the current date. Otherwise the holiday program will start at 00:00 h on the selected day. If you are leaving your home for several days, you can set a holiday program so that neither heating nor DHW heating are provided during that time. This does not alter any of the heating and DHW programs that would otherwise apply.
Operation with flap open | 23 5.6.2 Setting the end of the holiday The holiday program ends at 23:59 h on the selected day. 5.6.4 Terminating the holiday program early B Open flap. B Press the menu key. The MAIN MENU is displayed; menu point Heating is highlighted. B Turn the rotary selector to highlight the menu point End. B Turn the selector to highlight the Holiday menu option. B Push the rotary selector. The input field for the year flashes. B Push the rotary selector.
| Operation with flap open 5.7 Changing the time and date After a prolonged power failure, the time and date will need to be set again. In this chapter you will see how to set the time and the date. 5.7.1 Changing the time B Open flap. B Press the menu key. The MAIN MENU is displayed; menu point Heating is highlighted. B Turn the rotary selector to highlight the menu point General settings. B Push the rotary selector. Menu GENERAL SETTINGS is displayed; menu point Time and date is highlighted.
Details regarding further functions | 25 6 Details regarding further functions These operating instructions contain the most important information on the daily operation of the controller. If you wish to “go deeper”, you will find detailed descriptions of all available functions in the full installation and operating instructions. For example, you can find details under the following headings: • Display of current information regarding your heating system.
| Environmental protection 7 Environmental protection Environmental protection is a fundamental corporate strategy of the Bosch Group. The quality of our products, their economy and environmental safety are all of equal importance to us and all environmental protection legislation and regulations are strictly observed. We use the best possible technology and materials for protecting the environment taking account of economic considerations.
Troubleshooting | 27 8 Troubleshooting 8.1 Troubleshooting “perceived” faults “Perceived” faults may have different causes that can, in most cases, be remedied with simple steps. For example, if you feel too cold or hot, the following table will assist you in removing these “perceived” faults. Problem Cause Remedy Required room temperature not achieved. Thermostatic radiator valves set too low. Set thermostatic valve(s) higher. Heating levels set too low.
| Troubleshooting Problem Cause Controller can only be Operating mode selector faulty. set to automatic mode. Remedy Contact authorised contractor or customer service. DHW cylinder does not DHW temperature controller 1) set too Set DHW temperature controller1) heat up. low on heating appliance. higher. Possibly reduce the solar optimisation influence 2) Flow temperature controller1) on heating appliance set too low. Set flow temperature controller1) fully clockwise. DHW program incorrectly set.
Troubleshooting | 29 8.2 Removing a displayed fault Any faults in your heating system are indicated on the controller display. Cause could be a fault in the heating appliance or a controller fault. Heating appliance fault If the controller is connected with the heating appliance via the analogue connection (1-2-4 interface), a heating appliance fault is only displayed on the appliance itself.
| Energy saving tips 9 Energy saving tips Economy mode • Set the required room temperatures for the three "Temperature levels" in accordance with your personal preferences for temperatures, and adjust the heating program to suit your lifestyle. – Comfort = Comfortable living environment – Economy – Frost • = Active living environment = Away from home or asleep The room temperature in the lead room where the controller is fitted acts as control variable for your heating system.
Menu structure | 31 10 Menu structure B Briefly push the menu key to open or close the main menu. B Turn the rotary selector to select the required menu point. B Push the rotary selector to open the selected menu point. MAIN MENU Heating Programme All days ... Sunday P1, P2, ...
| Menu structure A 1) Domestic hot water 1) DHW and DHW circulation pump 1) DHW programme All days ... Sunday P1, P2, ... P6 Reset factory settings 1) DHW circ pump prog All days ... Sunday P1, P2, ... P6 Reset factory settings 1) Parameter Cylinder temp at heating level Comf.
Menu structure | 33 B General settings Time and date Time Date 1) Auto switch between GMT - BST Time adjustment Display format Date Display contrast Information at top of display Key lock Language 2) Solar T2: Max. solar cylinder temperature Optimizing influence DHW 1) This menu point must be set to “No.” 2) Depending on the installed system and settings, this menu or individual menu options may not be displayed.
| Technical terms Technical terms Automatic mode Factory settings The central heating is heating in accordance with the heating program and an automatic changeover takes place between operating modes Comfort / Economy / Frost. Values permanently saved in the controller that are available at any time and that can be reinstated according to demand. Combi boiler Frost protection is the lowest room temperature permitted by the controller.
Technical terms | 35 Operating mode The operating modes are Comfort / Economy / Frost. They are identified by the symbols / / . A "required" room temperature (temperature level) that can be adjusted is assigned to each of these operating modes. Operating mode selector The operating mode selector enables a change between the heating program and constant operation. Room temperature controller One control unit in the home for automatic regulation of the temperature in the home.
Australia Robert Bosch (Australia) Pty Ltd 1555 Centre Rd Clayton, VIC 3168 Phone 1300 30 70 37 Fax 1300 30 70 38 www.bosch.com.au/hotwater New Zealand Phone 0800 4 Bosch or 08 543 352 www.bosch.co.
