To Next PageTo Next Page
Need help?Do you have a question about the Baxi Duo-tec Combi 33 HE A and is the answer not in the manual?
Identifies key controls like ON/OFF switch, display, temperature dials, and pressure gauge.
Explains the OFF position, Central Heating & Hot Water mode, and the reset procedure.
Describes the meaning of indicator lights for heating, hot water, and burner operation.
Details how to adjust temperature controls and the normal system pressure range.
A flowchart guiding users through initial checks for a non-operational boiler.
Steps to verify the display is lit and the ON/OFF/Reset switch is correctly set.
Instructions on checking the status of Central Heating, Domestic Hot Water, and Burner On indicators.
Advises to ensure the boiler has electrical power by checking the connection.
Guide on checking system pressure and identifying low pressure issues indicated by error codes.
Explains how the boiler displays error codes and initial steps for specific faults like E119.
Verifies if the external timer and room thermostat are set correctly for heating.
Advises contacting an installer or service engineer if the boiler issue persists or is unknown.
Details normal pressure levels and the function of the safety pressure valve.
Step-by-step guide on how to add water to the system using the filling loop.
Covers essential safety points, installation compliance, and modifications.
Specifies required minimum distances around the boiler for safe operation and maintenance.
Advises against using boiler compartments for storage and keeping flammable materials away.
Emphasizes checking the external flue terminal and ensuring the condensate drain is clear.
Instructions for cleaning the boiler's exterior panels using appropriate methods.
Explains built-in frost and pump protection features for system reliability.
Describes how the boiler displays faults via error codes on the facia display.
Details the meaning of various error codes (E20, E110, E133, etc.) and initial actions.
Outlines requirements for competent persons and adherence to regulations for installation and service.
Explains the importance of the Benchmark Checklist for installation, servicing, and warranty.
Critical safety instructions to follow immediately if a gas smell is detected.
States that a faulty boiler must not be used until repaired by a competent person.
Step-by-step guide to safely isolate gas and water supplies in an emergency.
Information on activating the second-year warranty and annual servicing requirements.
Details the scope of free repair or replacement for manufacturing faults.
Lists exclusions from warranty coverage, such as installation issues or water damage.
Provides contact details for service and lists information required for assistance.
General
