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Essential safety rules and compliance information for appliance use.
How the boiler's control unit manages operation and overview of integrated safety devices.
Guidelines for connecting gas, water, and electrical services to the boiler.
Detailed breakdown and pin assignments for the main printed circuit board.
Procedure for accessing history mode and troubleshooting error codes.
Procedures for setting maximum and minimum load levels on the boiler.
Adjusting the gas valve for optimal CO2 and using a flue gas analyser.
Essential safety measures and recommended servicing intervals for the boiler.
Step-by-step instructions for removing the gas valve and venturi assembly.
Guide for removing the fan and burner assembly on ETHOS 70 models.
Instructions for disconnecting and removing the boiler's pump and pump head.
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General
