Panasonic OCU-CR200VF5 Operating Instructions And Installation Instructions page 39

About Alarms
Description of Abnormality Alarm
When the ground fault protector is activated, check insulation of the equipment and circuit, eliminate the cause, and
then supply power again.
Abnormality item
High pressure abnormal (7th time), or
High pressure switch activated
Discharge gas temperature abnormal (3rd time)
Discharge gas temp sensor abnormal
Low pressure sensor abnormal
High pressure sensor abnormal
Suction gas temp sensor abnormal
Discharge gas temp abnormal (1st to 2nd time)
Inverter communication abnormal
Controller communication abnormal
Ambient temp sensor abnormal
Gas cooler fan motor abnormal (1st to 9th time)
Gas cooler fan motor abnormal (10th time)
High pressure abnormal (1st to 6th time)
Refrigerant fl ood back alarm
Unit outlet temp sensor abnormal
Gas cooler outlet temp sensor abnormal
Inverter abnormal (1st to 9th time)
Inverter over current (1st to 9th time)
Inverter overload (1st to 9th time)
Inverter step out (1st to 9th time)
PFC abnormal (1st to 9th time)
Inverter abnormal (10th time)
Inverter over current (10th time)
Inverter overload (10th time)
Inverter step out (10th time)
PFC abnormal (10th time)
Split cycle outlet temp sensor abnormal
Intermediate pressure sensor abnormal
Refrigerant insuffi cient
● indicates lighting up, and ○ indicates blinking.
Red blinking LED is maintained even after auto-recovery of alarm content. Check the content by Alarm history.
Method of clearing Red LED: After correcting the abnormality content, align the rotary switch (knob) with
[OPERATION] and press ▲ button.
Alarm indication
External
Red
Alarms
Error code
LED
● E01 Yes
● E03 Yes
● E04 Yes
● E05 Yes
● E06 Yes
○ E07 No
"Auto Recovery" when the discharge
○ E10 No
● E18 Yes
○ E19 No
● E23 Yes
○ E27 No Stop for 60 sec and then "Auto Recovery" Auto recovery
● E28 Yes
○ E31 No Stop for 5 min and then "Auto Recovery"
"Auto Recovery" when the difference
○ E32 No between evaporating temperature and
suction gas temperature is 5 K or over.
● E57 Yes
● E59 Yes
○ E60 No Stop for 60 sec and then "Auto Recovery"
○ E62 No Stop for 60 sec and then "Auto Recovery"
○ E64 No Stop for 60 sec and then "Auto Recovery"
○ E66 No Stop for 60 sec and then "Auto Recovery"
○ E68 No Stop for 60 sec and then "Auto Recovery"
● E70 Yes
● E72 Yes
● E74 Yes
● E76 Yes
● E78 Yes
● E80 Yes
● E81 Yes
"Auto Recovery" when the opening of
○ E82 No split cycle electronic expansion valve is
EN - 39
Compressor during abnormality
Operate/Stop
Stop
Stop
Stop
Stop
Stop
Operation
temp gets 75 °C or below
Stop
Operation
Stop
Stop
Stop
Stop
Stop
Stop
Stop
Stop
Stop
Stop
Stop
175 (steps) or below.
Reset method
Operate either ground fault
protector, operation switch, or
controller.
Auto recovery
Operate either ground fault
protector, operation switch, or
controller.
Operate either ground fault
protector, operation switch, or
controller.
Operate either ground fault
protector, operation switch, or
controller.
Auto recovery
Operate either ground fault
protector, operation switch, or
controller.
Auto recovery
Operate either ground fault
protector, operation switch, or
controller.
Auto recovery