Connection Method Of The Connecting Cable(Example) - LG MULTI F Installation Manual
Multi-zone heat pump systems
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- Engineering manual (224 pages) ,
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Connection method of the connecting cable(Example)
(1) Remove the side panel and knockouts of conduit
panel. (for low voltage line)
(2) Pull out connection cable through conduit.
(3) After conduit to the panel, fix nut to the opposite
side of panel.
(4) Pass the connection cabel through the hole.
(5) Properly connect the cable on the terminal block.
(6) Fix the connection cable with cord clamp pro-
vided on the unit not to have strain at the
minal when the connection cable is pulled
outside up to a 35 pound weight
WARNING: Loose wiring may cause
the terminal to overheat or result in
unit malfunction. A fire hazard may
also exist. Therefore, be sure all
wiring is tightly connected.
When connecting each power wire to the corre-
sponding terminal, follow instructions "How to
connect wiring to the terminals" and fasten the
wire tightly with the fixing screw of the terminal
plate.
How to connect wiring to the terminals
◼ For strand wiring
(1) Cut the wire end with a wire cutter or wire-cut-
ting pliers, then strip the insulation to expose
the strand wiring about 10 mm(3/8").
(2) Using a screwdriver, remove the terminal
screw(s) on the terminal plate.
(3) Using a round terminal fastener or pliers, se-
curely clamp each stripped wire end with a
round terminal.
(4) Position the round terminal wire, and replace
and tighten the terminal screw using a screw-
driver.
Connecting the Cable between Indoor Unit, Distributor Unit and Outdoor Unit
ter-
Lock nut
(field supply)
Conduit
hole
Power supply cable
Strand wire
Connecting Cable
Loosening the
terminal block
screw
Connecting cable
Conduit
(filed supply)
Indoor Unit A
Indoor Unit B
Indoor Unit C
Indoor Unit D
Power supply cable
Power supply cable
Power supply cable
(1Ø, 208/230V)
(1Ø, 208/230V)
(1Ø, 208/230V)
Connecting cable
Connecting cable
Connecting cable
(1Ø, 208/230V)
(1Ø, 208/230V)
(1Ø, 208/230V)
Round
terminal
Fastening the
wire tightly
Installation Manual 39
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