Installation Flowchart - LG PRCKD42E Owner's Manual

INSTALLATION FLOWCHART

- Install the Control Kit in the following order.
Control Kit Installation
Connect the pipe tempera-
ture sensor
Connection the outdoor unit
communication line
Connect the AHU sensor
Connect the fan driver
module
Connect the electric wires
Set HMI
Set outdoor unit address
(When using capacity control)
Set the system
!
CAUTION
The order of installation may vary according to the site conditions. Make sure to read the
Installation Manual prior to installing the product.
INSTALLATION FLOWCHART
Since up to 3 outdoor units can be connect-
ed to 1 communication module, do not mix
the communication line with the pipe tem-
perature sensors that are connected to
each of the outdoor units.
Make sure to install the temperature/
humidity sensors that meets the specifica-
tions to the SA (supply)/RA (ventilation).
(Spec: -40 °C~70 °C, RH 0~95 %,
AC 24 V / DC 0~10 V)
The Control Kit and Driver Kit must be con-
nected with a communication line in order to
start the SA (supply)/RA(ventilation).
(For more details, please refer to Fan Driver
Connection in page 41.)
h Refer to Rated Fan Output Port in the
Wiring Diagram when using a rated fan
motor.
When applying an optional sensor for certain
installation sites, configure the settings in
HMI in accordance with the site conditions.
(For more details on settings, refer to About
HMI.)
When using Capacity Control: Make sure to
install 'Central Control PI485' on the out-
door unit. After installing the Control Kit, set
the address for outdoor units, starting from
No. 1. Incorrect outdoor unit address can
cause the product to malfunction.
After all the installation steps have been
completed, set the values necessary for
running the product by setting the HMI sys-
tem. (For more information, refer to HIM
System Settings.)
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