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Need help?Do you have a question about the Hoval Uno-3 and is the answer not in the manual?
Lists key contact details for Hoval customer service and heating specialists.
Fields for technical details of the heating system and calculation parameters.
Essential guidelines for safe operation, installation, and handling of the boiler.
Defines the product's intended application and explains hazard symbols.
Describes the basic operation and components of the Hoval heating system.
Details the components and functions of the heat generator's control panel.
Explains the start screen layout, room temperature colours, and LED status.
Guide to creating and using individual weekly heating schedules.
Step-by-step instructions for modifying desired room and hot water temperatures.
How to select heating circuits and change the basic operating program.
Instructions for changing active day programs and using 'Party'/'Absent' modes.
Explanation of basic programs like Week 1, Week 2, Eco, Constant, and Holiday.
Overview of operating elements and settings for hot water week and day programs.
Exploration of various menu views (1, 2, 3) and their functions.
Configuration of weather forecast influence on heating and hot water.
Settings for WiFi, language, start screen, and renaming heating circuits.
Identification and function of controls on the T0.2 and T2.2 boiler control units.
How to view, interpret, and troubleshoot alarm messages on the control module.
Steps for identifying and resetting faults using the control panel's reset button.
Checks and steps required before initial operation and system commissioning.
Procedures for water pressure checks, topping up, and energy saving tips.
Guidelines for boiler cleaning, limescale removal, and correct waste disposal.
General