Duct Design - Toshiba RAV-SM1103DT-A Installation Manual

Concealed Duct High Static Pressure

Duct design

1. In order to prevent short circuits, design the duct work, so that the intake and discharge openings are
not adjacent to each other.
2. The indoor unit does not have a built-in air filter. Make sure to set up the filter chamber etc. and install
the air filter (Procured locally). If no air filter is installed, the heat exchanger will be blocked by dust,
which may cause the malfunction of air conditioner or the water leakage.
<Duct connecting knack (Enforcement example (In case of 2
NOTE
Duct connecting of all units except outdoor unit are procured and enforced in locally.
11-EN
Flexible duct hanging band
Duct hose (with heat insulation)
to
st
1
floor
Air outlet port
nd
floor house))>
Air outlet chamber
(with heat insulation)
Air outlet port
connecting flange
Electric
parts box
Air outlet port
Ceiling
Check port cap
– 11 –
Installation Manual
High efficiency filter
inserting port
Pre filter
inserting port
Air inlet port
connecting flange
Indoor unit
Filter Air inlet
chamber chamber
from
st
1
floor
Duct
hose
Check port or carrying
in port (400x800)