System Shutdown - Webasto Diavia TONALE Manual De Instrucciones

System shutdown

When the refrigeration system is not used for extended periods of time, totally deactivate the sys-
tem and control device by performing the shut-down procedure indicated below.
To shut down the refrigeration system, press the "ON-OFF"
The word "OFF" will appear on the display and the control device is deactivated.
Press the "ON-OFF" key once more to restore instrument function.
WARNING: Do not shut down the system while the defrost cycle is running
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key.
Accessing the programming menus
The two "Programming" menus, with two levels of access, let you modify the Default settings of
many control device operating parameters (see table on the following page). This operation must
only be performed by qualified personnel because programming errors could compromise system
function (before accessing this Menu, carefully study the parameter functions in control unit user's
manual).
To access the first level "Programming" menu (operation needed to modify the values of some
parameters when a defrost device is installed see the table on the following page), press the
"SET" and "DOWN" keys simultaneously. The compressor and defrost lights will start
blinking on the display (see FIG. 3) and the enabled parameters are displayed followed by their
current settings. Use the keys to modify the settings.
To save the new values and move on to the next parameter press the key "SET"
To exit "Programming" press the
matically, wait at least 15 seconds without pressing any key at all.
See the control device user's manual for instructions on how to access the second level "Pro-
gramming" menu.
Saving the hours of compressor operation
There is a counter (in hours) that saves the compressor operation hour count. The resolution is 1
hour and the range goes from 0 to 50000 hours. Saving interval: 5 min.
To display the counter, press the "CLOCK"
hours, appears on the display.
The first value displayed indicates the thousands. Press "CLOCK"
displayed, preceded by a minus sign.
For example: if the value saved is 1511 hours of operation, the first time the button is pressed
"001" (thousands) will be displayed, the second time the reading "-511" (units) will appear.
Repeatedly pressing the "CLOCK" button toggles between the two values.
During display, only the clock led remains on (see FIG.3).
If no key is pressed for 3 sec, the instrument reverts back to normal display.
WARNING: The value saved cannot be reset by the user, only Dixell can reset it using
a special reset procedure.
.
keys simultaneously or to exit "Programming" auto-
, button and the compressor operation count, in
again and the units are