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Checking Universal Comm. Kit installation
1. Check that Control assembly is correctly installed.
You can choose either indoor unit attachment type or indoor unit separation type.
Check the length of connection cable of Control assembly is correct.
Check that the connection of Control assembly connecting cable is correct.
2. Check that the EEV Assembly is correctly installed.
Check whether IN and OUT pipe connection is correct.
3. Check that the EVA IN/OUT sensor is correctly installed.
you have insulated the attached sensor.
4. Amount of additional refrigerant for universal comm. Kit:
•
function.
CAUTION
Test operation
1. Before supplying power, measure the grounding between the power terminal(1phase: L, N) and
Universal Comm. Kit using the DC 500V insulation-resistance tester.
• Do not measure the communication terminal as the communication circuit may get damaged.
• For the communication terminal, check the short circuit using a general circuit tester.
CAUTION
2. Before supplying power, check the voltage of the power(L, N), and turn the switch on.
N
L
3. After nishing and checking installation and the items below, check that the Universal Comm. Kit
operates correctly.
Thermal resistance of insulator for refrigerant pipe
Leakage of refrigerant gas
Drainage status
Power connection status
Connection status with a circuit breaker and grounding status
Correct operation for each operation mode
DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 53DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 53 2023-01-13 오전 11:35:192023-01-13 오전 11:35:19
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