Astoria SABRINA SAE DISPLAY Use And Maintenance Manual page 59

Warning
COFFEE WATER HEATING OUT OF ORDER
ON GROUP #
FILLINGUP TIMEOUT
FILLINGUP TIMEOUT
SAFETY LEVEL
COFFEE WATER PRESSURE IN GROUP #
VOLUMETRIC DOSING DEVICE
If the problem cannot be resolved, switch off the machine and contact the Manufacturer.
TECHNICIANS manual
Cause
The group water heating unit heating circuit is
disconnected.
The group water heating unit heating element has
stopped.
The safety thermostat is open.
Fuses F2, F3, F8 & F9 have burned out or maybe just
one or some of them.
FIRST INSTALLATION.
The steam heating unit did not finish the filling
procedure within the maximum time (255 seconds).
The level probe does not detect any water.
DURING OPERATION.
The steam heating unit did not finish the filling
procedure within the maximum time (90 seconds).
The water in the steam heating unit has dropped
below the minimum level.
The coffee heating unit did not reach the filling
pressure within the maximum time (60 seconds).
The volumetric dosing device is not counting the
water.
Action
Check the group water heating unit heating: heating
element; safety thermostat; fuses and triacs in the
control unit; main switch; connection of the phases
for the 380 V version.
If necessary, replace the faulty components.
Check the steam heating unit water filling hydraulic
circuit.
Check that there is water in the water mains.
Check the filling solenoid valve / pump filter.
Check fuse F3 in the control unit.
Check the steam heating unit water filling hydraulic
circuit.
Check that there is water in the water mains.
Check the filling solenoid valve / pump filter.
Check fuse F3 in the control unit.
Check that the minimum level probe has been
connected correctly.
Check the hydraulic circuit of the coffee heating unit:
Check that there is water in the water mains.
Check the solenoid valve / pump filter.
Check the volumetric dosing device (filter inlet / 0.5
mm nozzle outlet).
Check the volumetric dosing device connection.
Check that there is water in the water mains.
Check the pump filter / volumetric dosing device
filter.
Check the 1 mm group nozzle.
Check the 0.5 mm volumetric dosing nozzle.
Sabrina
59 72
of