Malfunctions And Relative Solutions - Wega LB 4700 Manual De Uso Y Mantenimiento

14. MALFUNCTIONS and RELATIVE SOLUTIONS

Indication Cause
1) The machine power switch is in position "0"
MACHINE
LACKING POWER
2) The mains power supply switch is in the OFF
WATER LACKING
IN BOILER
TOO MUCH WATER
IN THE BOILER
STEAM DOES NOT
1) The nozzle sprayer is clogged
COME OUT OF
2) The machine power switch is in position "1"
NOZZLES
STEAM MIXED WITH
WATER COMES OUT
OF THE NOZZLES
NO DISPENSING
1) The tub does not drain.
WATER LEAKS
2) The drain tube is broken or detached or has
FROM THE MACHINE
COFFEE
IS TOO HOT or
TOO COLD
THE PRESSURE GAUGE
INDICATES AN
UNACCEPTABLE
PRESSURE
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English
espresso coffee machine - user instructions
or "1".
position.
The water mains tap is closed.
Malfunction of the electrical system or
hydraulic system.
Malfunction of the electrical system or
hydraulic system.
The water mains tap is closed.
an obstruction in the water flow.
Malfunction of the electrical system or
hydraulic system.
Malfunction of the electrical system or
hydraulic system.
Solution
1) Turn the machine switch to the "2" position.
2) Place the mains switch in the ON position.
Open the water mains tap.
Contact Technical Service.
1) Clean the steam nozzle sprayer
2) Turn the machine power switch to position "2"
Contact Technical Service.
Open the water mains tap.
1) Check the sewer drain.
2) Check and restore the connection.
Contact Technical Service.
Contact Technical Service.