LABEC DW-FL270 - Manual (Page 5)

3 Operation Directions
3.1 First Time Use
Use warm water and mild general purpose cleaner to clean the freezer, rinse with clean water
and then dry.
To set the freezer at -40℃:
Set temperature at -35ºC and connect to power. The compressor will start up after 3 minutes,
check in 30 minutes, if freezer temperature has obviously dropped, it means the refrigeration
system is operating normally. Once the unit reaches -35ºC the compressor will stop, at this
time you can change the set temperature to -40ºC.
Unit should be run for at least 12 hours before any products are placed in freezer.
To save power and keep temperature fluctuations to a minimum, open door sparingly and
close door quickly.
3.2 Adjusting the Temperature
Display the temperature
Examine parameter, Not in the setting status:
Press“▲” to show the setting temperature, after few seconds display will show current
temperature. Press“▼” to show the return difference temperature, after a few seconds display
will show current temperature.
How to Set the temperature
◇ Turn into the setting status:
At the un-setting status,Press”set” one time,Will turn into the setting status.Now the set
indicator light,Show the current temperature.
◇ Set the temperature ：
At the setting status,Press “▲”“▼” to adjust the temperature. Press 1times to 1℃.
Press 'SET" more than 2seconds will come to quick set, Confirm by press "SET". Then show
"L", Press "SET" again will show low alarm set, same method as High alarm set. Then
confirmed by press "SET". And back to current temperature
◇ Quit the setting status ：
At the setting status,Press “set” more than 5seconds or no operation within 30 seconds,The
system will save the setting temperature ,and back to normal work status.
When compressor delayed time beyond the setting delayed time,Or sensor temperature higher
than setting temperature + return difference temperature,The replay will start refrigeration
Sensor failure alarm ：