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General| Boiler type | Combi |
|---|---|
| CH output | 27kW |
| DHW output | 27kW |
| Max working pressure | 3 bar |
| Dimensions (HxWxD) | 700x440x355 mm |
| Gas type | Natural gas |
| Warranty | 10 Years |
| Mounting | Wall mounted |
| ERP efficiency | A |
| Type | Condensing |
Outdoor sensor not present, short-circuited, broken, or outside specs.
Flow sensor T1 value out of range, indicating potential circulation issues.
Return sensor T2 value out of range, indicating potential circulation issues.
No signal from the One controller, indicating a communication fault.
No pressure increase when pump runs, possibly due to air or sensor fault.
Temperature rise is too fast, possibly due to sensor or circulation fault.
Possible sensor fault or circulation issue causing temperature limits to be exceeded.
System water pressure exceeds 3.0 bar, often related to expansion vessel.
Insufficient water pressure or pump not operating correctly.
Low ionisation level at maximum fan speed, indicating ignition issues.
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