Wega LB 4700, Use And Maintenance Manual

Page: 76 / 136

76
espresso coffee machine - user instructions
English
14. MALFUNCTIONS and RELATIVE SOLUTIONS
Indication Cause Solution
MACHINE
LACKING POWER
1) The machine power switch is in position “0”
or “1”.
2) The mains power supply switch is in the OFF
position.
1) Turn the machine switch to the “2” position.
2) Place the mains switch in the ON position.
WATER LACKING
IN BOILER
The water mains tap is closed. Open the water mains tap.
TOO MUCH WATER
IN THE BOILER
Malfunction of the electrical system or
hydraulic system.
Contact Technical Service.
STEAM DOES NOT
COME OUT OF
NOZZLES
1) The nozzle sprayer is clogged
2) The machine power switch is in position “1” 1) Clean the steam nozzle sprayer
2) Turn the machine power switch to position “2”
STEAM MIXED WITH
WATER COMES OUT
OF THE NOZZLES
Malfunction of the electrical system or
hydraulic system.
Contact Technical Service.
NO DISPENSING The water mains tap is closed. Open the water mains tap.
WATER LEAKS
FROM THE MACHINE
1) The tub does not drain.
2) The drain tube is broken or detached or has
an obstruction in the water flow.
1) Check the sewer drain.
2) Check and restore the connection.
COFFEE
IS TOO HOT or
TOO COLD
Malfunction of the electrical system or
hydraulic system.
Contact Technical Service.
THE PRESSURE GAUGE
INDICATES AN
UNACCEPTABLE
PRESSURE
Malfunction of the electrical system or
hydraulic system.
Contact Technical Service.