Panasonic CS-A18CKPG Service Manual page 82

Operate the unit at cooling operation mode for fifteen minutes or more.
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Measure the temperature of the intake and discharge air.
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Ensure the difference between the intake temperature and the discharge is more than 8°C.
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EVALUATION OF THE PERFORMANCE
CHECK ITEMS
Is there any gas leakage at flare nut connections?
Has the heat insulation been carried out at flare nut connection?
Is the connecting wire being fixed to terminal board firmly?
Is the connecting wire being clamped firmly?
Is the drainage OK?
(Refer to Check the drainage section)
Is the earth wire connection properly done?
Is the indoor unit properly hooked to the installation plate?
Is the power supply voltage complied with rated value?
Is there any abnormal sound?
Is the cooling operation normal?
Is the thermostat operation normal?
Is the remote controls LCD operation normal?
Is the air purifying filter installed?