What to do if the maximal flue gas thermostat or heat exchanger maximal thermostat has activated in my Bosch Condens 7000 WP?
- AabrewerAug 3, 2025
If the maximal flue gas thermostat or heat exchanger maximal thermostat has activated, take the following steps: Heating circuit: 1. Ensure that the heating water is circulating correctly. 2. Open any closed valves in the heating circuit. 3. Add water to the system until the preset pressure is reached. 4. Connect the plug to the heating block temperature limiter correctly. 5. Inspect the heating block temperature limiter and replace it if needed. Potable water circuit: Verify that the potable water in the cylinder circuit is circulating correctly.