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General| Boiler Type | Combi |
|---|---|
| ERP Rating | A |
| CH Output (kW) | 15 |
| Efficiency (%) | 93 |
| Fuel Type | Natural Gas |
| Warranty | 7 years |
| Mounting | Wall Mounted |
Provides performance data for natural gas models.
Provides performance data for LPG models.
Guidance on installing the flue system and components.
Steps for preparing the wall for boiler mounting and flue installation.
Instructions for mounting the boiler onto the wall bracket.
Details on connecting the boiler to the heating and condensate pipework.
Procedure for fitting the flue system horizontally.
Instructions for connecting the boiler to the mains electrical supply.
Instructions for fitting Alpha controls like clocks.
Guidance on fitting various boiler controls and their functions.
Steps for filling and venting the central heating system.
Procedure for testing gas tightness and purging the supply.
Step-by-step guide for initial boiler lighting and operating modes.
Explains boiler operation modes, including hot water priority and frost protection.
Procedure for checking combustion and setting parameters.
Final checks and procedures before handing over the system.
Detailed procedure for setting the CO2 levels for optimal combustion.
Guide to programming the boiler's printed circuit board parameters.
Table detailing parameters, ranges, and default values for PCB programming.
Procedure for checking combustion performance and engineer competence.
Essential checks and precautions before starting servicing.
Instructions for replacing the gas valve.
Instructions for replacing the primary heat exchanger.
Provides a visual representation of the boiler's wiring and component identification.
Lists common error codes, faults, descriptions, and possible causes.
Detailed table of error codes, faults, descriptions, and possible causes.
