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T
terri54Aug 7, 2025
How to fix H and ! symbols displayed on Bosch WBN 6000-28 HR N Boiler?
- JJohn CarneyAug 7, 2025
If the H and ! symbols are displayed, press and hold the key until the symbols disappear.
How to fix H and ! symbols displayed on Bosch WBN 6000-28 HR N Boiler?
If the H and ! symbols are displayed, press and hold the key until the symbols disappear.
What to do if only H appears on Bosch Boiler display?
If only the H symbol appears, switch the device off and on again using the K key.
General| Category | Boiler |
|---|---|
| Model | WBN 6000-28 HR N |
| Fuel Type | Natural Gas |
| Max. Heat Output | 28 kW |
| Energy Efficiency Class | A |
| Control Type | Electronic |
| Type | Condensing |
| Heating Output | 28 kW |
