Troubleshooting - Panasonic CS-HE9DKE Service Manual

CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE

13.2. Troubleshooting

Refrigeration cycle system
In order to diagnose malfunctions, make sure that there are
no electrical problems before inspecting the refrigeration
cycle. Such problems include
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.
insufficient insulation,
Condition:
68
Normal Pressure and Outlet Air Temperature (Standard)
Gas pressure MPa
2
(kg/cm
Cooling Mode 0.9 - 1.2 (9 - 12)
Heating Mode 2.3 - 2.9 (23 - 29) 36 - 45
Indoor fan speed; High
Outdoor temperature 35 °C at cooling more and 7 °C at
heating mode.
Compressor operates at rated frequency
Outlet Air
G) Temperature (°C)
12 - 16