Wega Wegaconcept

32
Wegaconcept
Technical manual
23.3 Grinders wear check
If enabled, this feature displays a message to warn the
user when it is necessary to replace the coee grinder
blades.
The appears when the amount in kg of coee used
reaches the programmed limit.
The message will remain on the display and blink
10 seconds every
minute in the selection
standby phase or in the
programming standby
phase.
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.
0,7 Bar Press 3,5
8:30 14-MAY-2010
Humidity 38% P 85%
REPLACEMENT BLADES
!
The system operates only if the machine is paired
with a single grinder.
24 Malfunctions and related solutions
MALFUNCTION CAUSE SOLUTION
MACHINE LACKING POWER
t The general switch is in the "OFF" position.
t The machine switch is defective
t The mains power supply switch is in the OFF position.
t The wiring is defective
t Place the main switch in the "ON" position.
t Replace the main switch.
t Place the main switch in the ON position.
t Check for any faulty connections.
NO WATER IN BOILER
t The water supply tap is closed.
t The cut-o tap of the automatic level device is in the
closed position.
t The pump lter is clogged.
t The motor pump is disconnected or jammed.
t The water lling solenoid valve is defective.
t The water inlet solenoid valve lter is clogged.
t Open the water supply tap.
t Open the automatic level device tap.
t Substitute the pump lter.
t Check the motor pump.
t Replace the water lling solenoid valve.
t Clean or replace the lter of the solenoid valve.
TOO MUCH WATER IN THE BOILER
t The solenoid valve of the automatic level device is
defective
t The level probe is out of order (clogged by lime scale)
t Replace the solenoid valve of the automatic level
device.
t Replace the level probe.
STEAM DOES NOT COME OUT OF NOZZLES
t The machine is o.
t The electrical heating element is faulty.
t The temperature probe is faulty.
t The nozzle sprayer is clogged.
t Fuse F7 is burned out.
t Turn on the machine.
t Replace the boiler's electrical heating element.
t Replace the temperature probe.
t Clean the steam nozzle sprayer.
t Replace fuse F7.
STEAM MIXED WITH WATER COMES OUT
OF THE NOZZLES
t The boiler level is too high.
t Check the status of the level probe: check if it is posi-
tioned correctly and check for any surface lime scale.
NO DELIVERY
t No water supply.
t The group solenoid valve is faulty.
t The pump is jammed.
t The control unit fuse F1 is burned out.
t The injector is clogged.
t The group solenoid valve is clogged or dirty.
t The group lter is clogged.
t The volumetric dosing device is blocked.
t The inlet and outlet taps of the dispenser are closed.
t Check that there is water in the mains.
t Replace the group solenoid valve.
t Replace the pump.
t Replace fuse F1.
t Clean or replace the injector.
t Clean or replace the solenoid valve.
t Clean or replace the lter.
t Check/replace the dosing device.
t Open the taps.