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MAINTENANCE
(c) Cancellation of Protection Function
When the wired controller is off or main power supply is cut off.
(iv) Fin Temperature Increase
(a) Level of Detection
When the temperature of internal thermistor exceeds more than 100°C, an abnormality is detected.
(b) Function
When an abnormality is detected, the inverter compressor is stopped and the cause code of inverter
stoppage is communicated to main control.
(c) Cancellation of Protection Function
When the wired controller is off or main power supply is cut off.
(v) Pre-charge Protection
(a) Level of Detection
When the pre-charge time of the relay is over than 5 seconds, the relay is not activated, then an
abnormality is detected.
(b) Function
When an abnormality is detected, the inverter compressor is stopped and the cause code of inverter
stoppage is communicated to main control.
(c) Cancellation of Protection Function
When the wired controller is off or main power supply is cut off.
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