Sanyo MDF-U55V - Oil Logging Prevention Measures; Capillary Heater Activation Logic

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16. Actions and settings after reset
Actions and settings when a power is supplied (Power on reset)
Alarm Off
Compressor Off
Remote alarm Off
Ring Back 30 minutes
Door alarm delay time 2 minutes
Timer Reset
2H, 8H timer Reset (0)
Counting time during compressor L is inactive Reset
Setting data Read by non-volatile memory
Momentary power interruption:
When a chamber temperature is lower than set temperature+10䉝, it is diagnosed that unit is
in momentary power interruption.
Actions and settings after unit retrieves from power failure alarm:
Alarm Off
Compressor Off
Remote alarm On
Door alarm delay time 2 minutes
Timer Reset
2H, 8H timer Reset (0)
Counting time during compressor L is inactive Reset
Setting data Read by non-volatile memory
17. Lamp and display
Lamp specifications:
<Control PCB>
Lamp Color Lamp status Unit status
On Not in alarm
DP1 Orange
Off High/low temp. alarm, sensor failure, power failure
On Compressor L is active
DP2 Green
Off Compressor L is inactive
On Capillary heater is active
DP3 Red
Off Capillary heater is inactive
DP4 (Unused)
On Compressor H is active
DP6 Green
Off Compressor H is inactive
<Display PCB>
Lamp Color Lamp status Unit status
DP51 Red Flash Alarming
DP52 Green On Status 1 or 2 or 3 is occurred
DP53 Orange On Filter alarm is occurred
DP54 Red On Door is ajar
On Notice of battery life
DP55 Orange
Flash Notice of fan motor life
DP56 (Unused)