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General| Brand | Buderus |
|---|---|
| Model | Logamatic 4321 |
| Category | Control Panel |
| Language | English |
Information about the manual and the intended use of the control panels.
Guidelines on regulations, standards, and understanding safety symbols.
Essential notes and warnings for safe operation and to prevent hazards.
Procedures for cleaning the control panel and proper disposal of materials.
Identifies and explains the physical controls on the main unit.
Details the functionality of the MEC2 remote control's display, dial, and buttons.
Explains the layout and function of the MEC2 remote control buttons and display elements.
Step-by-step guide for powering the control panel on and off.
Outlines the basic operations controlled via keypad or dial.
Describes the different types of factory-set permanent displays available.
Explains how to choose between automatic and manual operating modes.
Details how automatic mode uses timer programs for heating.
Explains how to select constant day or night mode manually.
Guides on adjusting room temperature for the active heating mode.
How to adjust temperature for modes not currently active.
Information on operating DHW heating and its energy-conscious use.
How to set DHW temperature and initiate a single DHW charge.
Identifies buttons located behind the MEC2 flap for advanced settings.
Explains the "Push and turn" principle for accessing extended functions.
How to view various operating values of the heating system.
Customizing what information is shown on the permanent display.
Instructions for setting the system's date and time accurately.
How to choose a specific heating zone for adjustments.
Modifying room temperature for different heating zones.
Further details on adjusting room temperature for specific zones or modes.
Explains differences between MEC heating zones and individual zones for adjustments.
Explains what heating programs are and how they work.
Setting custom timer programs for DHW heating.
How to choose and activate one of the eight preset heating programs.
Table summarizing the settings for various standard heating programs.
How to adjust program times and set points.
Further steps for modifying program set points and weekdays.
Configuring the automatic shut down based on outdoor temperature.
How to set changeover, continuous summer, and continuous winter modes.
Options for operating DHW heating (constant, automatic, off).
Configuring operating modes for the DHW recirculation pump.
How to activate and configure the vacation mode for reduced heating.
Further details on vacation function settings and how to cancel it.
Procedures for temporarily pausing and resuming the vacation mode.
Setting temporary modes for parties or short absences.
How to calibrate the room temperature display for accuracy.
Information on automatic service notifications for maintenance.
How to add new time/temperature set points to existing programs.
Step-by-step guide for inserting set points into a heating program.
Completing the set point entry and saving the modified program.
How to remove specific time/temperature set points from programs.
Completing the set point deletion and saving the modified program.
How to remove entire heating phases (start and stop points) from programs.
Completing the heating phase deletion and saving the modified program.
How to join two heating phases to create continuous heating.
Completing the heating phase linking and saving the modified program.
Step-by-step guide to creating entirely new custom heating programs.
Entering the first set of day, time, and temperature for a new program.
Entering subsequent set points and finalizing the new program.
How to create custom programs for DHW heating independently.
Setting up custom programs for the DHW recirculation pump.
Lists installed and optional modules for Logamatic 4321/4322.
Details the functions and indicators of the standard ZM434 module.
Explains burner and boiler circuit operations via manual switches and LEDs.
Describes the FM441 module's control of one heating zone and one DHW consumer.
Explains manual switches and LED indicators for FM441 module functions.
Details the FM442 module's control of two heating zones with mixing valves.
Instructions on how to initiate and conduct the boiler flue gas test.
Lists various faults that may be reported by the control panel.
A table of common observations, causes, and actions for basic issues.
Lists specific faults, their effects, and recommended remedies.
Instructions for operating the system during electronic failures or emergencies.
How to operate the heating system manually using module switches.
Table summarizing settings for various fault scenarios and emergency operation.
Records factory settings and allows for heating zone configuration.
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