LABEC H-DW-HW50 - Manual (Page 9)

Notice: Except“F01”can be set normally by customers，Others please not change
randomly, will damage the control system.
How to display the setting figure:
Press “set”2seconds，Will show F01, press again will show the current temperature.
Use▲ and ▼to add or reduce the figures. Finally press "RST" to confirm the set temperature.
And back out.
1.High temperature alarm: when freezer inside temperature≥set temperature +10 will
show “HI" and sound alarm.
2.Low temperature alarm: when freezer inside temperature≤set temperature -10 will show
“ LOW" and sound alarm.
3. Sensor failure: will show “EE” and alarm.
4. System pressure abnormal alarm：will show “PS” and alarm
First use please set temperature on -80C, wait the freezer normal working 3-4hours,
then can set temperature below -80C
If input the other parameter not carefully,Please don’t change randomly. (not use “set”
key ),One minute to show the normal working state.Also you can to connect the
power again
Please don’t input the good in the freezer when connect with power, should wait
freezer running after 12 hours.
Input the goods not more than 1/3 each time, wait the freezer running after 24hours.
Then input another 1/3 goods inside/
When freezer is cooling, don’t open the door, or else will cause the freezer
temperature up.
Because of cooling inertia, the display temperature will be different with setting
temperature (especially when temperature set higher), which is normal.
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