GP – GIU communication error
More than 5 resets executed in 15 minutes
COMMUNICATION WITH PERIPHERALS
Communication error between modem and BUS
Communication error between modem and card
Room probe open or short circuit
Flame detected with gas valve closed
Flame detachment during operation
Fume thermostat enabling (only on open chamber)
Fume thermostat enabling (only on open chamber
VMC)
Air pressure switch enabled before ignition sequence
Air pressure switch closing delayed
Air pressure switch opening during burner on
Heating delivery probe zone 2 open or short circuit
Heating return probe zone 2 open or short circuit
Heating delivery probe zone 3 open or short circuit
Heating return probe zone 3 open or short circuit
Hydraulic separator probe open or short circuit