Toshiba RAV-SM1103DT-A Installation Manual page 16

Concealed Duct High Static Pressure
REQUIREMENT
<Z view>
100 or more
Main drain
piping
<Example for installation of the drain trap parts>
Ceiling
<Fig.1 Bad example for drain piping after drain trap installation>
Pipe material/Insulator and size
The following materials for piping work and insulating process are procured locally.
Pipe material
Insulator
15-EN
Hose band
Heat insulation
Plug (Check,
cleaning port)
Check port
Check panel
Check port
<Rising up>
No Good
Hard vinyl chloride pipe socket for VP25
Hard vinyl chloride pipe VP25 (Nominal outer diameter Ø32mm)
Foamed polyethylene foam, thickness: 10mm or more
Vinyl chloride
pipe elbow VP25
(Procured locally)
Drain hose (Accessory)
Ceiling
Vinyl chloride
pipe VP25
(Procured
locally)
1.5m~2m
Check panel
Check port
<Guard frame piping (Up-down bend)>
No Good
– 15 –
Installation Manual
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)
Vinyl chloride
Flexible hose
pipe socket
(Accessory)
VP25 (Procured
locally)
1/50~1/100
Main drain piping Drain trap parts
<Double trap>
No Good
(Unit:mm)