Marco 1000674, Инструкция по эксплуатации

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1900051 REV.1
Page 6 of 12
DISPL AY INFORMATION DESCRIPTIONS:
Status Description
BOILER OFF
Machine off. Display backlight off but temperature read-
out still working.
FILLING ...
Water level below low level probe. Machine is filling
automatically. Status LED
– 2 red blinks.
FILL THE TANK
Water level below low level probe. Machine has to be
refilled manually (shown only in MANUAL mode).
Status LED
– 2 red blinks.
WAIT ... Water is being heated. Dispense valve disabled.
BOILER READY
Water is up to the temperature and can be used. Note that
this only means that the tank is heated and not that it is
full.
Status LED
– green.
DISPENSE
Water is being dispensed. If machine is set to time
dispense
– there will also be a progress bar drawn
underneath. Dispense can always be cancelled by clicking
the dispense button again.
COOLING ...
Machine was set by the user to a lower temperature than
the current tank temperature and is trying to cool down by
taking in more cold water. This process may take between
20 seconds to a few minutes depending on tank size and
temperature difference. Works only in COOL FILL mode.
DISPENSE WATER
TO COOL THE TANK
Machine can not take more cold water to cool the tank
because it is full. Water needs to be dispensed to allow
room for more cold water to come in and finish cooling
process.
DESCALE TANK Descale timer elapsed. Time to de-scale the tank.
CHANGE FILTER
Litres output exceeds set value.
Time to change the water filter.
CHECK LOW PROBE
Low water level probe broken (disconnected). Machine
detects high level probe signal but can not detect low level
one. Filling is disabled. Status LED
– 1 red flash.
THERMISTOR S/C
Temperature sensor (thermistor) is short circuited.
Dispense and heater disabled. Status LED
– 3 red
flashes.
ELEMENT FAILURE
Heating element is broken. Error is triggered when after
20 minutes of heating and not taking in water temperature
in the tank fails to increase.
Dispense is disabled. Status LED
– 4 flashes.
THERMISTOR O/C
Temperature sensor (thermistor) is disconnected.
Dispense and heater disabled. Status LED
– 5 red
flashes.
LOW PRESSURE
Incoming water pressure too low. The error will be reset
after water supply restores.
All boiler functions are active. Status LED
– 6 flashes.
COMM ERROR
Display board lost communication with boiler PCB (can
not receive serial data about temperature and probes).
All actions cancelled.