30
Instructions for the installer
3.20 - WIRING DIAGRAM:
main supply, Gas valve, ISPESL,
ON-OFF pump, outside sensor, flow switch
main supply, Gas valve, ISPESL, Modulating pump, outside sensor, flow switch
In the case of
intervention of the
safety devices, the
pump ON / OFF
continues to work
to promote the
disposal of high
temperature.
In the case of interventi-
on of the safety devices,
the modulating pump
continues to work to pro-
mote the disposal of high
temperature.
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