Malfunctions And Solutions - Wega WBAR EVD Use And Maintenance Manual

WBAR

Malfunctions and solutions

7.4
In the "Malfunctions and Solutions Table", alarms and actions to carry out in order to try and resolve the reported problem are
provided.
Component problems highlighted in grey require the machine to be switched off and one of the Technicians to be called out.
If a malfunction cannot be resolved, turn the machine off and call out the Technician.
Problem
NO MACHINE POWER
NO WATER IN THE HEATING
UNIT
TOO MUCH WATER IN
THE HEATING UNIT
STEAM IS NOT COMING OUT
OF THE STEAM NOZZLES
STEAM NOZZLES RELEASE WA-
TER OR STEAM MIXED WITH
WATER
NO BEVERAGES ARE
BEING DISPENSED
WATER IS LEAKING
FROM THE MACHINE
THE COFFEE IS TOO HOT
OR TOO COLD
COFFEE DISPENSING
TOO FAST
COFFEE DISPENSING
TOO SLOWLY
THE COFFEE GROUNDS
ARE WET
THE GAUGE INDICATES A
NON-CONFORMING PRESSURE
COFFEE GROUNDS
FOUND IN CUPS
THE CUP IS DIRTY WITH
COFFEE SPLASHES
42 160
di
Cause
The machine is switched off.
The water mains valve is shut off.
Electrical system or hydraulic system fault.
• The nozzle sprayer is clogged.
• The machine is switched off.
Electrical system or hydraulic system fault.
• The water mains valve is shut off.
• The coffee has been ground too finely.
• The tray is not draining.
• The drain pipe is broken, has detached, or the
water flow is obstructed.
Electrical system or hydraulic system fault.
The coffee has been ground too coarsely.
The coffee has been ground too finely.
• The dispensing group is dirty.
• The dispensing group is too cold.
• The coffee has been ground too finely.
• The coffee is too old.
Hydraulic system fault.
• The filter holder is dirty.
• The filter holes are worn.
• The coffee has not been ground evenly.
• The coffee has been ground too coarsely.
• The filter's edge is damaged.
Action
Turn on the machine.
Open the water mains valve.
Turn off the machine and call out the Technician.
• Clean the steam nozzle sprayer.
• Turn on the machine.
Turn off the machine and call out the Technician.
• Open the water mains valve.
• Adjust the coffee grind.
• Check the sewer drain.
• Check and restore the drain pipe connection to
the tray.
Turn off the machine and call out the Technician.
Adjust the coffee grinder.
Adjust the coffee grind.
• Wash the group with the blind filter.
• Wait for the group to fully heat up.
• Adjust the coffee grind.
• Replace with fresh coffee.
Turn off the machine and call out the Technician.
• Clean the filter holder.
• Replace the filter.
• Adjust the grind as appropriate.
• Adjust the coffee grind.
• Replace the filter.
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