Floor Ceiling Type Unit
(1). Keep piping as short as possible and slope it downwards at a gradient of at
least 1/100 so that air may not remain trapped inside the pipe.
(2). Keep pipe size equal to or greater than that of the connecting pipe.
(3). Install the drain piping as shown and take measures against condensation.
Improperly rigged piping could lead to leaks and eventually wet furniture
and belongings.
(4). Connect the drain hose.(Fig. 20)
5.4.2 Installing the Drain Pipes
(1). For determining the position of the drain hose, perform the following
procedures.
(2). Insert the drain pipe to the drain outlet of the unit and then tighten the
clamp securely with tape. (Fig. 21)
(3). Connect the extension drain pipe to the drain pipe and then tighten the
clamp with tape.
Fig. 19
Fig. 20
23