Toshiba RAV-SM1403DT-A Installation Manual page 15

Concealed Duct High Static Pressure
REQUIREMENT
<Z view>
100 or more
Main drain
piping
Plug (Check,
cleaning port)
Check port
<Example for installation of the drain trap parts>
Ceiling
Check port
<Fig.1 Bad example for drain piping after drain trap installation>
<Rising up>
No Good
Pipe material/Insulator and size
The following materials for piping work and insulating process are procured locally.
Pipe material
Insulator
Hose band
Heat insulation
Drain hose (Accessory)
Ceiling
Check panel
Check port
<Guard frame piping (Up-down bend)>
Hard vinyl chloride pipe socket for VP25
Hard vinyl chloride pipe VP25 (Nominal outer diameter Ø32mm)
Foamed polyethylene foam, thickness: 10mm or more
– 14 –
Vinyl chloride
pipe elbow VP25
(Procured locally)
Vinyl chloride Vinyl chloride
pipe VP25 pipe socket
(Procured VP25 (Procured
locally) locally)
1.5m~2m
Check panel
1/50~1/100
Main drain piping Drain trap parts
No Good
Installation Manual
(Unit:mm)
CAUTION
Do not use the
adhesive to connect
the supplied drain
hose and drain pipe
connection port of the
indoor unit.
Soft Hard
socket socket
Indoor
unit
Hose band
(Accessory)
Flexible hose
(Accessory)
<Double trap>
No Good
EN
14-EN