Boiler Output And Combustion Setting; For Boilers With Dc18S - Dc75Se Draught Ventilator; Boiler With Compressive Ventilator Dc70S - Atmos C15E Instruction Manual

Instruction manual - GB

29. Boiler output and combustion setting

For boilers with DC18S – DC75SE draught ventilator
Basic setting of primary-secondary air ratio (DC18S-DC50SE, DC20GS-DC40GS. DC22SX-
DC40SX)
Optimum setting:
fully closed (5 mm) + 5÷10 mm
Maximum setting:
fully closed (5 mm) + 10÷20 mm
Basic setting of primary-secondary air ratio for
DC75SE boiler
Optimum setting:
fully closed (20 mm) + 5÷10 mm
Maximum setting:
fully closed (20 mm) + 10÷20 mm
Without ventilator – DC15E
Optimum setting:
fully closed (5 mm) + 5÷10 mm
Maximum setting:
fully closed (5 mm) + 10÷20 mm

Boiler with compressive ventilator DC70S

Basic setting of primary-secondary air ratio (70kW)
Optimum setting:
fully closed (5 mm) + 5÷10 mm
Maximum setting:
fully closed (5 mm) + 15÷20 mm
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28-GB