Alarms And Display Indications; Display Indications; Alarms - Wega Wegaconcept Use And Maintenance Manual

25

Alarms and display indications

25.1

Display indications

INDICATION
The Led of the STOP-PROG key remains
lit constantly
The LED of the STOP-PROG key is
flashing
PERFORM
GROUP WASHING
ENERGY SAVING
+ flashing LEDs of the STOP-PROG keys
- OFF -
25.2

Alarms

ALARM
HEAT SENSOR GROUP OPEN ON
GROUP #
CHECK HEATING CIRCUIT GROUP
ON GROUP #
WATER HEAT SENSOR OPEN ON
GROUP #
CHECK WATER HEAT SENSOR ON
GROUP #
STEAM BOILER SENSOR OPEN
STEAM BOILER HEATING CIRCUIT
CUP HEATER SENSOR
Technical manual
CAUSE
Delivery group off.
One or more delivery groups are in stand-by.
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.
CAUSE
Group temperature probe disconnected or defective.
Heating circuit group on group open.
Group heating element interrupted
Safety thermostat open.
Fuse F5/F6 interrupted.
Triac defective.
Group temperature probe disconnected or defective.
Water heating circuit group on group open.
Group water heating element interrupted.
Safety thermostat open.
Fuse F2/F3 burned.
Triac defective.
Service boiler temperature probe disconnected or
defective
Steam boiler heating circuit disconnected.
Fuse F7 burned.
Static relays are faulty.
Heating element is faulty.
Cup heater temperature probe disconnected.
Temperature probe in short circuit.
Cup heater overheating.
SOLUTION
Modify the machine programming.
Place the group back in service by pressing the STOP/
PROG key for 3 seconds.
Modify the machine programming.
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.
SOLUTION
Check for proper connection of the probe and replace it if
necessary.
Check heating circuit group : Group heating element; Safety
thermostat, related fuse and triac in the control unit; main
switch; phase connection for 380 V version.
if necessary replace the defective components;
Check the connection and replace the probe if necessary.
Check heating circuit group : Group heating element; Safety
thermostat, related fuse and triac in the control unit; main
switch; phase connection for 380 V version.
if necessary replace the defective components;
Check for proper connection of the service boiler probe and
replace it if necessary.
Check steam boiler heating circuit and replace defective com-
ponents if necessary.
Check for proper connection of the cup heater probe and re-
place it if necessary.
Wegaconcept
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