Adjustment And Safety Devices; Pump Capacity/ Head - Baxi nuvola duo-tec+ Instruction Manual For Users And Fitters

16. ADJUSTMENT AND SAFETY DEVICES

Limit thermostat
circuit overheats.
NTC fumes sensor
heating.
Flame ionisation detector
these conditions, the boiler blocks.
Pump post-circulation
thermostat causes the main burner to go out.
Anti-block pump function
operate for 10 seconds.
heating circuit.
In case of a heat demand in the heating mode, the appliance can pre-circulate the pump before the burner is ignited. This pre-

17. PUMP CAPACITY/ HEAD

KEY TO PUMP CHARTS - "SECTION" E
Q WATER FLOW RATE
H HEAD
7219624.01 (1-04/15)
MIN Minimum speed of modulation
MAX Maximum speed of modulation
40