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Diode 8 – Defrost: Pressing this button alone: more than 3 sec. activates/deactivates the defrost. Pressing with
other buttons: pressed together with 6 activates/deactivates the continuous cycle, Start Up: hold for 1 sec. displays
firmware version.
SETTING THE DESIRED TEMPERATURE
- Press the set button for 1 second leading value shall be displayed on the screen
- Increase or decrease the leading value by means of and , until the desired value shall be obtained;
- Press the set button once again in order to confirm the new value of the setting point.
MANUAL INPUT OF THE DEFROSTING CYCLE
Defrosting shall be released in an automatic mode. It is possible to force defrosting at any moment by pressing and
holding the defrost switch for minimum 5 seconds.
Table 3 Table of alarms and signals
alarm code
LED alarm description reset
E0 active ON probe 1 error= control automatic
E1 active ON probe 2 error= defrost automatic
E2 active ON
probe 3 error=
condenser/product
automatic
EE active ON unit parameter error not possible
EF active ON operating parameter error manual
Ed
not
active ON
defrost ended
by timeout On first defrost ended correctly
CHt active ON dirty condenser alarm manual
MODIFYING THE PARAMETERS
Parameter navigation
The operating parameters, modifiable using the keypad, are divided into two types: frequent (type F) and
configuration (type C). Access to the latter is protected by password (default= 22) to prevent accidental or
unauthorized modifications.
Accessing the type F parameters:
-Press the SET button for more than 3 s (if there are active alarms, mute the buzzers). The display shows the
parameter code ‘PS’ (password);
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