LG MULTI V S ARUN048GSS4 User Manual

57
Wiring
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WIRING
Plan the Central Control Addresses Assignments
&KHFNZLWKWKHEXLOGLQJ¶V&KLHI(QJLQHHUDQGJDWKHUDQ\SUHIHUHQFHVWKHSURMHFWPD\KDYH,IWKHUHDUHQRSUHIHUHQFHV
• Hex assignments do not have to be assigned in any particular order, or an order defined by the routing of the communications cable
between the indoor units. In most cases, Hex addresses can be skipped.
• $OOPHPEHUVRID+H[*URXSDUHQRWUHTXLUHGWREHRQWKHVDPH0XOWL96V\VWHP
• Addresses can be assigned at random, not in any particular order, and can be skipped.
Terminating Group Controlled Indoor Units
If any of the indoor units were specified to operate in unison, create a group control communications circuit between the indoor units using a
group control cable kit consisting of three (3) cables:
• One pigtail cable.
• One Y-cable.
• One extension cable segment.
1. Before proceeding with group control cable terminations, verify power is off at all indoor units effected.
2. ,GHQWLI\ZKLFKLQGRRUXQLWZLOOEHWKH³0DVWHU´XQLWRIWKHJURXS,IQRWDOUHDG\UHFRUGHGUHFRUGWKH0DVWHUDQGWKH6ODYHLGHQWLW\
assignment to each indoor unit in the group on the Pre-commissioning Device Configuration Worksheet.
3. Termination Procedure:
• 6WDUWLQJZLWKWKH0DVWHULQGRRUXQLWSOXJLQWKHPDOHHQGRIWKHSLJWDLOFDEOHLQWRWKH&15(02VRFNHW$WWKHODVW6ODYHLQGRRUXQLWLQ
the group, a pigtail cable is not required. Plug the male end of the extension cable coming from the previous indoor unit into the
&15(02VRFNHW
• Plug the Y-cable into the pigtail at each indoor unit except for the last Slave indoor unit in the group where no Y-cable cable will be need-
ed.
• &RQQHFWWZRH[WHQVLRQFDEOHVHJPHQWVWRHDFK³<´FDEOHH[FHSWIRUWKH³<´FDEOHFRQQHFWHGWRWKH0DVWHULQGRRUXQLW$WWKH0DVWHU
indoor unit, connect one extension cable and the communications cable from the zone controller to the Y-cable.
SODU B SODU A IDU B IDU A CEN B CEN A DRY 1 DRY2 GND 12V
B (D) A (C )
Multi V S Outdoor Unit
Group Addressing Procedure
1. 9HULI\WKDWWKHSRZHULV2))WRERWKWKHLQGRRUXQLWVDQGWKH0XOWL
V S outdoor unit. If power is still on, shut it off.
2. Communication cables should be connected to B and A terminals
on the central controller, and to central controller terminals B and
$RQWKH0XOWL96RXWGRRUXQLWPDWFKLQJSRODULWLHV$ĺ$%ĺ
B ).
3. Apply power to the entire system.
4. Set the group numbers and indoor unit numbers using a wireless
handheld or wired controller (see below and next few pages).
5. To designate several indoor units into one group, set the group ID
from 0 to F (see next page).
Table 35: &RQWUROOHU&RQQHFWLRQVRQWKH0XOWL962XWGRRU8QLW3&%IRU
Group Addressing.
Group Addressing

LG MULTI V S ARUN048GSS4 Specifications

General

Brand	LG
Model	MULTI V S ARUN048GSS4
Category	Air Conditioner
Language	English