One way cassette
type indoor unit
131
6.9
Installation
6.9.1 Parts and functions
Indoor unit
Drain pipe
Injection nozzle
Liquid inlet pipe
Gas return pipe
Air-out guide plate (using the
wind direction adjusting key of
remote controller to adjust air-
out direction)
Electrical box assy(in
the air return guide)
Filter (in the air return
guide)
Receive window and
function indicator of remote
controller (used for remote
control models)
Air return guide
(it is open when the unit is
running)