Unical AIREX 25 2S, Installation And Servicing Manual

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25
Instructions for the installer
fig. 25
Key:
Pr =
Recirculation pump (its not installed will void the warranty)
VM = Mixing valve area (and its lack of proper management will
void the warranty)
Pi = Pump heating system
VE = Open expansion tank
IR = Distribution of the heating
TKS = Door opening switch
TA =
thermostat
fig. 24
The Standard panel AIREX boiler
operates automatically the shut off of
the fan and the recirculation pump, if
the boiler temperature(After 30 minutes
from the closing of the door top
loading, for the ignition of the boiler)
does not reaches 65 ° C (temperature
minimum).
The panel (and the cycle) can be reset
only after opening the upper door to a
new power, or by the off and the power
of the main switch pos. 11.
The same logic of the instrument panel
production, stop the fan and the
recirculation pump at the end of
loading the wood.
The pump system will operate only
after passing the minimum temperature
in the boiler of 65 ° C.
Upon reaching the lower threshold of
65 ° C (down), the pump system will
shut down
The charge pump of the boiler a.c.s.
work in priority compare to the pump
system.
Water production for heating plant with temperature controlled on the system by mixing valve with manually control.
Production of hot water boiler with a coil boiler or plate heat exchanger system with separate system and dedicated
charge pump
.
Mains supply
230V – 50Hz
Fan
Fan
Mains supply
230V – 50Hz
WOOD FIRED BOILER
DOMESTIC HOT WATER
STORAGE TANK