Menu 04 - Boiler Status; Menu 05 - Technician Settings; Using The Thermostat - External Chronothermostat; Boiler Use - Ferroli NATURFIRE EVO 27 Instructions Pour L'utilisation Et L'entretien

NATURFIRE EVO 27 - 34
DHW control
Description
The selection ON allows to manage DHW from the storage tank or heat exchanger through
the signal from the thermostat or flow switch.
The selection EST allows domestic hot water to be controlled in the summer (with heating
off), via the signal from thermostat or probe. Selecting this item enables operation of just
the DHW branch; standby is forced to ON and post-circulation follows that set in the menu
M-6-9. The summer function can be displayed only if the menu M-6-8 is set to T-PUFFER
or S-PUFFER.

6.2.4. MENU 04 - BOILER STATUS

With this selection it is possible to display the instantaneous boiler status giving the operating
status of the various devices connected to it; various pages placed in succession are available
for monitoring.

6.2.5. MENU 05 - TECHNICIAN SETTINGS

This selection is reserved for the service centre authorised technician.
Modification of the technical parameters of menu 05 must be done by
authorised and competent personnel; any changes made at random can
cause serious damage for which the Manufacturer declines any liability.

6.2.6. USING THE THERMOSTAT - EXTERNAL CHRONOTHERMOSTAT

To use an external thermostat, contact an authorised technician and for installation proceed
as follows:
Step Action
1 Turn off the power and unplug the power cable.
Remove the back panel from the electrical board inside the pellet hopper to
2
access the electronic controller.
Referring to the wiring diagram, connect the two thermostat wires to the respective
3
board TERM terminals. Ref. IN4 (pos. B5).
4 Refit everything and check correct operation.
If using the external thermostat-chronothermostat, it is advisable to disable
STANDBY mode and disable CHRONO programming of the control unit.
All the menu functions do not change for each of the settings.
Activation of the external thermostat-chronothermostat is signalled by lighting up of the status
bar segment LED on the display.
If met, the thermostat shuts down the boiler, displaying the status on the panel.
7.

BOILER USE

7.1 CHECK BEFORE LIGHTING

Before lighting the boiler, check the following points:
▪ make sure to have read and understood the information given in the manual;
▪ follow the oral instructions on operation of the unit provided by the installer prior to use.
▪ the hopper must be filled with pellets;
▪ the combustion chamber must be clean;
▪ the brazier must be completely free, cleaned of any combustion residuals and correctly
fitted in the brazier holder;
EN
cod.48427M013_11/19
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