LG PRARS1 Installation Manual page 10

Assembly Diagram
n 2 Way CST
Step1. Open control front panel.
Step3. Open the cover of PRARS1 and connect wires.
Note: While connecting the PRARS1, attach insulation at the rear of the
control box cover where it receives screws as shown in Fig. A.
※ Wiring
Auxiliary Heater communication lines
(under AC24V,over AWG24)
These wires should not make
contact with high voltage lines.
10 Auxiliary Heater Relay Kit
To indoor unit PCB
(CN-PTC)
Step2. Assemble PRARS1 with cabinet.
Step4. Assemble control box cover and front panel.
Insulation
Fig. A
screw
Control box cover