NO2: Connection of drain elbow
NO3: Connection of horizontal pipe
◆ When unifying multiple drain pipes, install the pipes as shown below. Select converging drain
pipes whose gauge is suitable for the operating capacity of the unit.(take the cassette type unit for
example)
5.3 Precautions when doing riser piping work
◆Make sure that heat insulation work is executed on the following 2 spots to prevent any possible
Duct type split Air conditioner Inverter Series
75