Maintenance manual for technical assistance
23
Manual code 10066846 / Rel. 0.00 / March 2012
9.
TROUBLESHOOTING
9.1. Signalling and solutions to the most common problems
PROBLEM
CAUSE
SOLUTION
no electrical power on the
machine.
The selector switch is placed to “0” or “1”
position.
Turn the selector switch to “2” posi-
tion.
The on/off switch is damaged.
Replace the on/off switch.
The network switch is placed to oFF po-
sition.
Place the network switch to on posi-
tion.
The connection to the electrical network
is defective.
check for possible connection de-
fects.
no water in the boiler.
The valve of the water mains is closed.
open the water mains valve.
The valve to bypass the automatic level
is closed.
open the automatic level valve.
The pump filter is clogged.
Replace the pump filter.
The power pump is disconnected or
blocked.
check the power pump.
The water inlet solenoid valve is
damaged.
Replace the water inlet solenoid
valve.
The filter of the water inlet solenoid valve
is clogged.
clean or replace the solenoid valve
filter.
Too much water in the boiler.
The solenoid valve of the automatic level
device is damaged.
Replace the solenoid valve of the au-
tomatic level device.
The heat exchanger is perforated.
Replace the heat exchanger.
The solenoid valve of the automatic level
device remains connected.
check the level probe, the earth of
the frame and the operation of the
electronic control unit.
no steam from pipes.
The electrical heating element is
defective.
Replace the electrical heating
element.
The pressure switch contacts are
oxidized.
clean the contacts or replace the
pressure switch.
The heating element protection thermo-
stat has tripped.
Reset the heating element protection.
The nozzle of the pipe is clogged.
clean the steam nozzle.
on/off switch is placed to “1” position.
Turn the machine switch to “2” posi-
tion.