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: It is highly recommended to sign an annual maintenance contract to ensure safe and ecological operation.
: If your installation includes an extra elbow or a longer straight section (up to the 4m limit), you may need to increase the turbine revolutions: Press and hold the Menu button until P4 appears. Use arrows to find Aa , then press OK . junkers hydronext 5600 s manual
If you have an extra-long exhaust pipe, a technician can adjust parameter F9 (under menu P4 ) to increase fan speed. ⚠️ Common Error Codes What to Do EA No flame detected Check gas supply/tap; check ignition electrodes. E1 Overheating Let the unit cool down and restart. E2 Inlet temp sensor error Inspect sensor wiring/connections. E9 Safety limiter tripped Requires technical inspection of the thermal fuse. F7 False flame signal Check the ionization electrode and cables for damage. 📄 Technical Documents : It is highly recommended to sign an
Includes a thermal fuse and temperature sensors to prevent the unit from overheating. Air Temperature Sensor: If you have an extra-long exhaust pipe, a