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• High Efficiency circulator
The heating stove is fitted with a high-efficiency circulator that generates low energy consumptions with an energy saving of about 60%
compared to a traditional circulator.
The heater system engineer can choose from two operating modes:
•
Constant pressure mode
•
Variable pressure mode
Conforming to EU energy saving regulations ErP-2015.
The figure below represents a detail of the high efficiency circulator.
Venting Cycle
Variable ∆p
RKA
Red Knob to adjust the position of Variable ∆p,
Venting cycle and the Constant ∆p
Pump led colour key:
Constant ∆p
LED
Off
Flashing green
Green - Red
Flashing
Flashing red
Green
DESCRIPTION OF FUNCTIONS
Circulator not connected to the mains.
With the vertical knob in air position, for
ten minutes the pump performs high speed
operating cycles alternating with stand-bys to
bleed the air from the system.
Electrically powered pump at a standstill.
It may be under powered T<160V or over
powered T>253V.
The engine thermal protection may have
tripped due to overheating.
Blocked Pump.
Switch off and then switch the pump back on,
if the problem persists check the cause of the
blocking or replace the pump.
Standard operations.
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