Heat Insulation; Disposal Of Outdoor Unit Drain Water - Panasonic CU-4E23QBR Service Manual

10.6 Heat Insulation

Use a material with good heat-resistant properties as the heat insulation for the
pipes. Be sure to insulate both the gas-side and liquid-side pipes. If the pipes are
not adequately insulated, condensation or water leakages may occur.

10.7 Disposal of Outdoor Unit Drain Water


If a drain elbow is used, the unit should be placed on a stand which is taller than 5 cm.

If the unit is used in an area where temperature falls below 0°C for 2 or 3 days in succession, it is recommended
not to use a drain elbow, for the drain water freezes and the fan will not rotate.
45
Material shall
Liquid-side pipes
withstand
Gas-side pipes
120°C or higher