3
3
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Control of 3-WAY FLOW LOGIC
4. System Controller / NRSC-FL
■
How to Install the System Controller
Installation site selection
Install the system controller at a height of between 1 and 1.5 meters above
the floor.
Do not install the system controller in a place where it will be exposed to
direct sunlight or near a window or other place where it will be exposed to
the outside air.
Be sure to install the system controller vertically, such as on a wall.
Part Name
Figure
Q’ty
Remarks
System controller
1
Tapping screw
Truss-hea d
Philli ps
4 x 16 mm
4
For securing the system
controller
Rawl plug
4
For securing the system
controller
Manual
1
For installation
1
For operation
Do not twist the control wiring together with the power wiring or run
it through the same metal conduit, because this may cause a
malfunction.
Install the system controller away from sources of electrical noise.
Install a noise filter or take other appropriate action if electrical
noise affects the power supply circuit of the unit.
Do not supply power to the unit or try to operate it until the tubing and
wiring to the outdoor unit is completed.
WARNING
CAUTION
04-218 Airwell-3_p39-60.qxp 01/06/2007 13:13 Page 45