User manual
49
Warning
Do not clean the washer with bleach or oxygenated water to avoid damaging the logos and the control panel of
the machine.
We recommend you to use ECOLAB product to clean the washer.
11.3 Detergent container
Important
Rinse the inside, every days with water, the detergents container.
Clean the detergent container at regular basis to avoid that it is being clogged by detergent residue.
Clean the detergent container and siphons with hot water and for example a small brush.
11.4 Descaling
When descaling is needed:
Use the special machine cleaning program. If it is not available, contact authorized service personnel to get access
to the program.
It is also possible to use a program with high temperature , 95 °C, for descaling. Add a descaling agent, for example
citric acid.
11.5 Maintenance to be carried out by qualified service personnel
Contact qualified service personnel to perform the following maintenance:
Once a year
• Inspect the interior of the machine during an actual wash cycle to ensure that no leaks are noticed.
12 Error codes
In order to limit the risk of failure in the electronic controls of the programming unit of the machine, the machine
should be earthed. Should interferences happen, the first thing to be checked is the earthing of the machine.
A fault in the program or in the machine is indicated by an error code on the display.
Some of these error codes can be solved easily without contacting service personnel.
Error code
Text
Cause
Action
10.16
EMERGENCY STOP
This error code is dis-
played if the emergency
stop switch has been acti-
vated on the machine.
• The cause can be inadvertent activation of the
emergency stop, defective emergency stop
switch, an electrical connection fault, etc.
• Check that emergency stop is not activated. If
so, release it.
11.1
NO WATER
When filling with water,
the level specified by the
program must be attained
within a certain time. This
time is normally set to 10
minutes but can vary de-
pending on the type of
machine and the software.
If the filling time exceeds
the maximum allowed fill-
ing time, this error code
will be displayed.
• Electrovalve's filters are blocked.
• Long filling times can be caused by a blocked
filler valve, defective filler valve, a break in the
cable between the filler valve control board, de-
fective valve control board, leaking level sys-
tem, etc.
• Clean electrovalve's filters.
• Check water in main supply.
• Open taps.
• Check function of drain valve.
• Check that level tube is sound and his
connection.
Summary of Contents for WH5 500H
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