



Do you have a question about the Rotex HPSU compact 308 and is the answer not in the manual?
Important safety guidelines for operating the unit and making adjustments.
General precautions to prevent injury and damage when operating the unit.
Details requirements for personnel and electrical work on the unit.
Explains how the system operates in heating, cooling, and hot water modes.
Provides general information, safety warnings, and an overview of the control system.
Describes the display screen and the physical buttons/controls of the unit.
Explains the display screen layout, icons, and backlighting indications.
Details the function of the rotary switch and other input elements.
Explains the function and operation of the rotary switch for navigation and selection.
How to select and change the system's operating mode (e.g., heating, cooling).
Describes heating and cooling operations, influenced by room temp and external sensors.
Explains Automatic 1 mode using timer programmes for heating and hot water.
Explains Automatic 2 mode using timer programmes for heating and hot water.
How to set daily room temperatures for heating.
How to set setback temperatures for economy mode.
Details how to set timer programs for heating, hot water, and circulation pumps.
Explains how to enter the technician password for restricted settings.
Step-by-step guide for the initial start-up procedure after installation.
Settings for selecting the operating mode of the system.
Settings for timer programs for heating, hot water, and circulation.
Step-by-step guide for filling and topping up the heating system with water.
Procedures for filling and topping up the storage tank with water.
General guidance on how the system signals and stores faults.
How active error messages are displayed on the unit.
How to access and read past fault messages stored in memory.
Emphasizes that solving failures must be done by trained experts.
Lists common malfunctions, their possible causes, and solutions.
Provides a detailed list of fault codes, their messages, and causes.
Important safety guidelines for operating the unit and making adjustments.
General precautions to prevent injury and damage when operating the unit.
Details requirements for personnel and electrical work on the unit.
Explains how the system operates in heating, cooling, and hot water modes.
Provides general information, safety warnings, and an overview of the control system.
Describes the display screen and the physical buttons/controls of the unit.
Explains the display screen layout, icons, and backlighting indications.
Details the function of the rotary switch and other input elements.
Explains the function and operation of the rotary switch for navigation and selection.
How to select and change the system's operating mode (e.g., heating, cooling).
Describes heating and cooling operations, influenced by room temp and external sensors.
Explains Automatic 1 mode using timer programmes for heating and hot water.
Explains Automatic 2 mode using timer programmes for heating and hot water.
How to set daily room temperatures for heating.
How to set setback temperatures for economy mode.
Details how to set timer programs for heating, hot water, and circulation pumps.
Explains how to enter the technician password for restricted settings.
Step-by-step guide for the initial start-up procedure after installation.
Settings for selecting the operating mode of the system.
Settings for timer programs for heating, hot water, and circulation.
Step-by-step guide for filling and topping up the heating system with water.
Procedures for filling and topping up the storage tank with water.
General guidance on how the system signals and stores faults.
How active error messages are displayed on the unit.
How to access and read past fault messages stored in memory.
Emphasizes that solving failures must be done by trained experts.
Lists common malfunctions, their possible causes, and solutions.
Provides a detailed list of fault codes, their messages, and causes.






