Chula High Flow Nasal Cannula-Refrigerator digital board control PCBA
Chula High Flow Nasal Cannula

 In this mode heater should be ON for 15 minutes and during this time compressor and fan motor should be OFF.Dropping tube mode should be ON after 10 minutes and after that compressors and fan motors should be ON regarding to setting temperature.

 Defrost mode will be end if evaporators temp be +16 and after that dropping tube should be ON for 10 minutes. At the end of defrost mode fan motor and compressor should be ON.

 Automatic defrost mode will be ON if the actual activity time of compressor is 10 hours.(If the product door is open )or 16 hours (If the product door is close).

Manual defrost

 If the power of refrigerator disconnected and then connected refrigerator goes into defrost mode . And after defrost performance; refrigerator will performed according its setting temp.

 Defrost time is about 15-25minutes . Then dropping tube mode will be active for 10 minutes and at the end of defrost mode compressor and fan motor should be ON.

• SUPER MODE

 Fan motors and compressors performance time during this mode is 6 hours ,during this mode refrigerator will be active according to +1 setting.

 But fan motor should be ON for 6 hours (Continually). At the end of super mode refrigerator goes on defrost mode and after that it will be OFF for 10 minutes. At the end of this time it will performed according to setting temp.

 Refrigerator goes into defrost mode when during the SUPER mode it goes out of this mode (via automatic setting or manual). After that;system goes on dropping tube mode for 10 minutes. And at the end of defrost mode compressor and fan motor will be On according the setting temp

 Defrost mode will be OFF when during the defrost mode evaporators temp be +16 then goes to dropping tube mode for 10 minutes and after defrost mode fan motor and compressor should be ON.

 It’s impossible to goes on SUPER mode when refrigerator is in defrosting mode. In this situation after touching the super mode key; refrigerator goes on this mode and after ending heaters performance and dropping tube mode.