Solar Pump - LG THERMA V Installation Manual

ACCESSORIES INSTALLATION
100

Solar pump

Solar pump can be required to energize water flow when solar thermal system is installed.
How to wire solar pump
Follow below procedures step 1 ~ step 4.
Step 1. Check if the power of the unit is turned off.
Step 2. Disassemble front panels and distinguish control box(Indoor) of the unit.
Step 3. Check if the harness(Black) is inserted fully to the indoor unit PCB (CN_W_PUMP_B).
Step 4. Connect the external pump to terminal block 1(4/5).
※ It is possible to un-use solar pump depending on instal environment.
Indoor PCB
CAUTION
!
When connecting a pump of 1.05A or higher, its output must be used as a signal line only.
CN_PUMP_A4
5 6
L N
WATER PUMP
(B)
Solar pump
AC 230 V