Display Indications - Wega Concept Use And Maintenance Manual

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Display indications

INDICATION
GR.X DELIVERY FAST
MANUAL CONSULT
GR.X DELIVERY SLOW
MANUAL CONSULT
PERFORM
GROUP WASHING
ENERGY SAVING
+ fl ashing LEDs of the STOP-PROG keys
- OFF -
The Led of the STOP-PROG key remains
lit constantly
The LED of the STOP-PROG key is fl ash-
ing
TIMEOUT FILLING
TEMPER.COFFEE WATER X
TEMPER. GROUP X
Technical manual
CAUSE
• Coarse grinding.
• Scarce coff ee dose.
• Ground coff ee too old.
• Ambient humidity lower than usual.
• Fine grinding.
• Excessive coff ee dose.
• Hydraulic circuit clogged.
• Ambient humidity lower than usual.
Need to clean the delivery groups.
The entire machine (including the services boiler) is in
energy savings mode.
The machine is off in automatic mode.
Delivery group off .
One or more delivery groups are in stand-by.
• The services boiler has not been fi lled within the
maximum time (90 seconds)
• The level probe does not detect the presence of
water.
• Faulty remote switch.
• Heating elements burned out.
• Safety thermostats open.
• Fuse F2/F3 burned out.
• Faulty remote switch.
• Heating elements burned out.
• Safety thermostats open .
• Fuse F5/F6 burned out.
Wegaconcept
SOLUTION
• Reduce the grinding degree.
• Adjust the dose of the grinder-doser.
• Use freshly ground coff ee.
• Slightly reduce the degree of grinding.
• Increase the grinding degree.
• Adjust the dose of the grinder-doser.
• Clean or replace the clogged component.
• Slightly increase the degree of grinding.
Wash the groups as instructed in the chapter on
"Group washing"
Wait for the stand-by phase to end or change the
programming of the machine.
Start the machine again.
Modify the machine programming.
• Place the group back in service by pressing the STOP/
PROG key for 3 seconds.
• Modify the machine programming.
• Check opening of the taps on the coff ee-maker.
• Check the effi ciency of the pump fi lter.
• Check operation of the pump and boiler filling
solenoid valve.
• Check operation of fuse F3 on circuit board.
• Remove the probe and clean the lime scale from it.
• Check for correct wiring.
• Replace the remote switch.
• Replace the heating elements.
• Check and replace the thermostats.
• Replace the fuse.
• Replace the remote switch.
• Replace heating elements.
• Check and replace the thermostats.
• Replace the fuse.
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