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How to deal with poor cooling
】
High-temperature stage fan is
normal
Low-temperature stage fan is
normal
Refrigerator temperature ≥ high temperature
alarm set temperature (high temperature
alarm set temperature ≥ run set temperature
+5 ° C)
Check the power is normal
Check the fan and the
control circuit
Check the fan and the
control circuit
Check the compressor
and control circuit
Check whether there is a refrigerant leakage, repair leakage
High temperature alarm
Lights flashing
Check the display board LED
lights and control circuit
After 15 minutes flashing
alarm, sound alarm
Check the control panel
buzzer and control circuits
Test Input voltage display is
normal
Check the compressor and
control circuit
Low-temperature stage
compressor is normal
High-temperature stage
compressor is normal
Summary of Contents for DW-25L92
Page 6: ...6 33 Product appearance ...
Page 7: ...7 33 ...
Page 8: ...8 33 ...
Page 9: ...9 33 Dimensions DW 25 L92 DW 40L92 DW 40L188 DW 25L300 DW 40L262 ...
Page 10: ...10 33 Product Specifications ...
Page 11: ...11 33 ...
Page 19: ...19 33 System Schematic Diagram ...
Page 20: ...20 33 System Circuit Diagram ...
Page 24: ...24 33 product nameplate ...
Page 25: ...25 33 ...
