Grinders Wear Check; Malfunctions And Related Solutions - Wega Wegaconcept Use And Maintenance Manual

Wegaconcept
23.3

Grinders wear check

If enabled, this feature displays a message to warn the
user when it is necessary to replace the coffee grinder
blades.
The appears when the amount in kg of coffee used
reaches the programmed limit.
The message will remain on the display and blink
1 0 s e c o n d s e v e r y
minute in the selection
standby phase or in the
programming standby
phase.
24

Malfunctions and related solutions

MALFUNCTION
MACHINE LACKING POWER
NO WATER IN BOILER
TOO MUCH WATER IN THE BOILER
STEAM DOES NOT COME OUT OF NOZZLES
STEAM MIXED WITH WATER COMES OUT
OF THE NOZZLES
NO DELIVERY
32
0,7 Bar Press 3,5
8:30 14-MAY-2010
Humidity 38% P 85%
REPLACEMENT BLADES
CAUSE
The general switch is in the "OFF" position.
The machine switch is defective
The mains power supply switch is in the OFF position.
The wiring is defective
The water supply tap is closed.
The cut-off tap of the automatic level device is in the
closed position.
The pump filter is clogged.
The motor pump is disconnected or jammed.
The water filling solenoid valve is defective.
The water inlet solenoid valve filter is clogged.
The solenoid valve of the automatic level device is
defective
The level probe is out of order (clogged by lime scale)
The machine is off.
The electrical heating element is faulty.
The temperature probe is faulty.
The nozzle sprayer is clogged.
Fuse F7 is burned out.
The boiler level is too high.
No water supply.
The group solenoid valve is faulty.
The pump is jammed.
The control unit fuse F1 is burned out.
The injector is clogged.
The group solenoid valve is clogged or dirty.
The group filter is clogged.
The volumetric dosing device is blocked.
The inlet and outlet taps of the dispenser are closed.
The alarm for reached/exceeded thresholds does not
prevent the machine from functioning.
The counter can be reset at any time (also before
the alarm is engaged) by a technician following the
procedure described in chapter 23.
For the programming, refer to chapter 23.
!
The system operates only if the machine is paired
with a single grinder.
SOLUTION
Place the main switch in the "ON" position.
Replace the main switch.
Place the main switch in the ON position.
Check for any faulty connections.
Open the water supply tap.
Open the automatic level device tap.
Substitute the pump filter.
Check the motor pump.
Replace the water filling solenoid valve.
Clean or replace the filter of the solenoid valve.
Replace the solenoid valve of the automatic level
device.
Replace the level probe.
Turn on the machine.
Replace the boiler's electrical heating element.
Replace the temperature probe.
Clean the steam nozzle sprayer.
Replace fuse F7.
Check the status of the level probe: check if it is posi-
tioned correctly and check for any surface lime scale.
Check that there is water in the mains.
Replace the group solenoid valve.
Replace the pump.
Replace fuse F1.
Clean or replace the injector.
Clean or replace the solenoid valve.
Clean or replace the filter.
Check/replace the dosing device.
Open the taps.
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