1
Non-return valve
2
Circulation pump
3
Flow switch
Picture 15 - Internal components of the thermal cooker, frontal sight. In the detail, the pivots of the door of the vain.
3.8
REPLENISHMENT OF THE SYSTEM
After the connections, the next step is the
replenishment of the system. We suggest to
unscrew completely the cap of the automat-
ic valve for the air outlet. If necessary, unfas-
ten lightly the outlet valve of the circulation
pump. Now it is possible to proceed to the
replenishment of the heating system: it must
be done slowly, so that the system is able to
escape air well. Then, it is necessary to close
the air outlets previously opened, to close
3.9
MANAGING THE LEVEL OF THE WATER IN THE TANK
The tank of the thermal cooker must be con-
trolled periodically before the lighting of
the thermal cooker and refilled when neces-
sary. Anyway, the complete covering of the
serpentines of thermal exchange must be
guaranteed. The decrease of the water un-
WARNING! Using the thermal cooker without water or with few water in the
tank does not make possible the correct working of the device: it might cause
not repairable breakings and compromises the duration of the boiler.
1
accurately all the connections, included the
internal ones and to make air escape from
all the radiators. Once the heating system is
well filled, it is necessary to fill also the inter-
nal tank of the thermal cooker. This can be
made opening the upper cover of the vain,
the cover of the tank and inserting manual-
ly from overhead the necessary water. The
tank is full when the level of water reaches
the exit of the pipe of the safety discharge.
der the minimum level will cause the light-
ing of a specific warning light on the control
unit: if this happens, fill the tank as soon as
possible, by the dedicated tap if present, or
manually from upon.
90
3
2