Panasonic CS-E15DB4EW Service Manual page 67

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE
2.
Troubleshooting Air Conditioner
Refrigeration cycle system
In order to diagnose malfunctions, make sure that there are
no electrical problems before inspecting the refrigeration
cycle. Such problems include insufficient insulation,
problem with the power source, malfunction of a
compressor and a fan.
The normal outlet air temperature and pressure of the
refrigeration cycle depends on various conditions, the
standard values for them are shown in the table to the right.
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