Check
code
Outdoor
LED display
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[P05]
[Power supply error]
[P07] [Heat sink overheat error]
[P15] [Gas leak detection]
Confirm power supply, etc.
Check outdoor P.C. board.
Defect → Replace
YES
NO
Is the power supply voltage
is lower than or over the range?
50 Hz : AC 198 to 264 V
60 Hz : AC 198 to 242 V
Check outdoor P.C. board.
Defect → Replace
Remove blocking matter.
Correct short-circuit.
NO
NO
YES
YES
Apply radiation grease
to the power device.
Retightening of screws.
Does anything block the ventilation
around the heat sink?
Does anything block air flow
from the fan?
Is the power device on P.C. board
tightly screwed?
Are radiation grease properly applied?
Open service valve fully.
Correct and replace piping.
Correct connector.
Sensor error
→ Replace
Check outdoor P.C. board.
Defect → Replace
Correct defective position.
Replace defective part.
Repair defective position.
Recharge refrigerant.
Error
OK
NO
YES
YES
YES
YES
NO
NO
NO
Is there crushed pipe?
Is service valve fully opened?
Is PMV under correct condition?
Is there gas leak?
Is there refrigerant shortage?
Check temp. sensor.
TD sensor CN601, TS sensor
GM56, 80:CN603, GM110, 140:CN604
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