Astoria Plus4YouTS - Page 65

65
Technical manual
ENGLISH
ALARM CAUSE SOLUTION
COFFEE WATER HEATING OUT OF
SERVICE ON GROUP #
• Group water boiler heat circuit disconnected.
• Group water boiler coil interrupted.
• Safety thermostat open.
• Fuse F2 - F3 - F8 - F9 burned out.
Check group water boiler heating: heating element;
safety thermostat, fuses and triac in the control unit;
main switch; connection of the phases for 380V version.
If necessary replace the faulty components.
FILLING TIMEOUT
FIRST INSTALLATION.
• The services boiler has not completed lling in the
maximum time (255 seconds).
• The level probe does not detect the presence of
water.
Check services boiler water lling hydraulic circuit:
• Check
that there is actually water in the mains water supply.
• Check lling solenoid valve / pump lter
• Check fuse F3 of the control unit.
FILLING TIMEOUT
DURING OPERATION
• The services boiler has not completed lling in the
maximum time (90 seconds).
Check services boiler water lling hydraulic circuit:
• Check
that there is actually water in the mains water supply.
• Check lling solenoid valve / pump lter
• Check fuse F3 of the control unit.
SAFETY LEVEL
The water in the services boiler has dropped below
the minimum level.
Check for correct connection of the minimum level probe.
COFFEE WATER PRESSURE
GROUP #
The coee boiler has not reached the lling pressure
in the maximum time (60 seconds).
Check hydraulic circuit of the coee boiler:
• Check that there is actually water in the mains water supply.
• Check solenoid valve / pump lter
• Check volumetric doser (lter input / 0.5mm Gigler output).
VOLUMETRIC DOSING DEVICE Volumetric doser does not count water.
• Check connection on the volumetric doser.
• Check that there is actually water in the mains water supply.
• Check pump lter / volumetric doser lter.
• Check 1mm group Gigler.
• Check 0.5mm volumetric doser Gigler.