Toshiba RAV-SM2242DT-E Manual De Instalación página 18

Concealed Duct High Static Pressure
Wire connection change of fan motor
This duct is composed of 3 fan motors.
To change external static pressure by duct resistance, connect the 3 connectors of the orange lead wires that are connected to
the underside of the fan tap changing terminal block to the same number (F1, F2 or F3) terminal.
The wires of the fan motor has been connected to (F2) [External static pressure 137Pa (14mmAq)] as factory default.
Low static pressure (F1)
FM
Fan motor
F F F F
1 2 3 4
FAN3
Standard (Middle) static pressure (F2)
FM
Fan motor
F F F F
1 2 3 4
FAN3
High static pressure (F3)
FM
Fan motor
F F F F
1 2 3 4
FAN3
Terminal block No.
F1
F2
F3
* Do not use F4.
NOTE
When the external static pressure is changed, write down the static pressure once change in the wiring diagram of the indoor
unit is made.
17-EN
All manuals and user guides at all-guides.com
FM FM
Fan motor Fan motor
F F F F
1 2 3 4
FAN2
FM FM
Fan motor Fan motor
F F F F
1 2 3 4
FAN2
FM FM
Fan motor
Fan motor
F F F F
1 2 3 4
FAN2
Fan motor wiring
Yellow
Low static pressure
Blue
Middle static pressure
Orange
High static pressure
YEL: Yellow
BLU: Blue
ORG: Orange
F F F F
1 2 3 4
FAN1
Fan tap changing
terminal block
Electrical control box
Control
P.C. board
F F F F
1 2 3 4
FAN1
2P terminal
block
F F F F
1 2 3 4
FAN1
External static pressure
Pa (mmAq)
69 (7)
137 (14)
196 (20)
– 17 –
Installation Manual
4P terminal
block
3P terminal
block
Remarks
Factory default