LG LCN128HV4 - Page 43

43
Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
MAX
MULTI
F
MULTI
F
WIRING
Indoor Unit Electrical Connections
Indoor Unit Terminal Block
1(L1 ) 2(L2)
GND
GND
GRN / YLW
BR
BL
RD
3
3 or S
SN L BDU:
ODU:
Branch Distribution Unit Terminal Block or
Outdoor Unit Terminal Block
Figure 61: Typical Indoor Unit Terminal Block with Grounding Cable (Actual Appearance Will Vary).
Figure 60: 6LPSOL¿HG9LHZRI,QGRRU8QLWWR2XWGRRU8QLW%UDQFK'LVWULEXWLRQ8QLW7HUPLQDO&RQQHFWLRQV
Ceiling cassette 4-way _ 19
Rubber Stopper
Cable
Conduit
Screws
Conduit Bracket
Using a Conduit
1. Remove the rubber stopper on the indoor unit. Pass the power
wiring / communications cable through the conduit, the conduit
mounting plate, and to / through the control panel of the indoor
unit.
2. Tighten the conduit and the conduit mounting plate together.
3. Connect the power wiring / communications cable to the indoor
unit terminal block.
4. Screw the conduit mounting plate to the indoor unit.
Figure 62: Using a Conduit.
• If the distance between the outdoor unit and indoor unit is greater
than 131 feet, connect the power wiring and communications
cable separately (i.e., a conduit cannot be used).
• For systems with wiring greater than 130 feet, see the “Commu-
nication / Connection (Power) Cable Specifications from Outdoor
Unit to Indoor Unit” earlier in this section for information.