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General overview of the boiler's components and layout.
Detailed description of the boiler's control panel and its functions.
Explanation of the boiler's indicator lights and their meanings.
Crucial safety warnings and precautions for operating the boiler.
Step-by-step guide on how to refill the heating system.
Instructions for safely igniting and starting the boiler.
How to adjust the domestic hot water temperature.
Information on the boiler's antifreeze system and frost prevention.
Recommended schedule and checks for regular boiler maintenance.
How to identify and address common operational faults and lock-out indicators.
Detailed technical specifications for model M90.24A.
Detailed technical specifications for model M90.28A.
Information on water flow rates and pressure drops within the boiler.
Critical safety and regulatory warnings for boiler installation.
How to correctly connect the boiler's electrical supply and controls.
Steps for connecting and verifying the gas supply to the boiler.
Instructions for the initial startup and ignition of the boiler.
How to check and adjust gas pressures for optimal burner performance.
Safety precautions and component requirements for gas conversion.
Steps to set the boiler for different gas types.
Safety warnings specific to maintenance procedures.
Steps for cleaning the boiler's primary heat exchanger.
How to configure the control board after replacement.
General| Boiler Type | Condensing |
|---|---|
| Fuel Type | Natural Gas |
| Output Power | 24 kW |
| Max. Heating Output | 24 kW |
| DHW Output | 24 kW |
| Weight | 28 kg |
| Max working pressure (heating) | 3 bar |
| Flow temperature range | 30-85°C |
| DHW flow rate at ΔT 30°C | 11.4 l/min |
| Ignition | Electronic |
| Type | Combi |
| Mounting | Wall-mounted |
| Dimensions (HxWxD) | 700 x 400 x 290 mm |
| Pump | Integrated |
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