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7 Troubleshooting
7.1 Check before troubleshooting
7.1.1 Check power line
To check whether the power line is connected correctly to the terminal No 1 which is on the
terminal block of the indoor unit
7.1.2 Check unit wiring
To check whether the inter-unit wires are connected correctly.
7.1.3 Check power supply
To check whether the power supply is in the specified range (220-240V).
7.1.4 Check connector and lead wire of indoor and outdoor units.
To check whether the insulating cover of the lead wire is damaged.
To check whether the lead wire and the connector are connected well
To check wires.
High-voltage will result in electric shock or death.
Always cut off the power before checking and maintaining
.
Warning:
