Fagor CO-500, Service Manual

Page: 62 / 124

22/07/2019
61
SERVICE MANUAL
EVO FRONT LOADING DISHWASHER
FAULT POSSIBLE CAUSE ACTION
Machine stops
during
operation.
Check whether the magneto-
thermal circuit breaker or the
differential switch has tripped.
Reset safety device and if it trips again, call
technical service.
Machine stops
and fills with
water when it is
washing.
Overflow incorrectly mounted. Mount overflow correctly.
Pressure switch pipe blocked. Empty the tub and clean thoroughly.
Pressure switch faulty. Contact your Technical Assistance Service.
The machine
does not start
with the wash
cycle.
Hood not closed properly.
Close the hood properly. If the door opens on
its own, contact the technical service to have
the tensioners tightened.
Hood closed sensor faulty. Replace magnetic sensor
Machine does
not drain
completely.
Machine not levelled correctly. Level the machine
Pressure switch faulty. Contact your Technical Assistance Service.
If the fault cannot be found, call the technical support service.
The manufacturer reserves the right to modify the technical characteristics of the machine without
prior warning.
11. CONCEPT & CONCEPT PLUS ALARMS
The errors are indicated by an LED error code with the Led ON light which flashes a set number of times
depending on the error with intermediate pause, in repeated cycles. For example in Error 3: this consists of 3
continuous flashes and one longer intermediate pause.
ERROR /
FLASHES
DESCRIPTION DESCRIPTION POSSIBLE CAUSE
1 OPEN DOOR
A cycle is trying to run with the hood open or
the hood is opened mid-cycle.
Door open
Defective hood sensor
2 TANK FILL ERROR
The tank has not reached the correct water
level within 10 minutes.
Solenoid valve dirty
Supply shut-off valve
closed
Water leaks through relief
valve
3
TANK DRAINAGE
ERROR
The drainage pump has not drained the tank in
the time established.
Blocked drain
Blocked drain pipe
Faulty drainage pump
4
BOILER HEATING
ERROR
The tank has not reached the correct
temperature in the time established.
Faulty thermostat
Contactor defective.
Resistor defective 5
TANK HEATING
ERROR
The tank has not reached the correct
temperature in the time established.
6
BOILER FILLING
ERROR
The boiler has not reached the correct water
level in the time established.
Faulty solenoid valve
Solenoid valve dirty
Supply shut-off valve
closed
12. ADVANCE MODEL ALARMS
The errors are shown on the DISPLAY by a flashing error waning and a buzzer alarm. The buzzer alarm has a cycle