Indoor Unit Electrical Connections - LG LH098HV1 Installation Manual

Single-zone convertible mid-static ducted

Table of Contents

Connecting Indoor Unit Wiring

WARNING

• Verify that main power to the unit is completely off before proceeding with these steps as there is a risk of electrical shock, bodily injury, and /

or death.

•

shock, bodily injury, and / or death.

• Follow all safety and warning information outlined at the beginning and throughout this manual. Failure to do so will cause electrical shock,

bodily injury, and / or death.

• Follow all safety and warning information outlined at the beginning and throughout this manual. Failure to do so will cause unit failure.

• Connect the communication / connection (power) cable to the indoor unit by matching the terminals on the outdoor unit control board. Verify

the color of the wires at the outdoor unit, along with the terminal numbers, match those for the indoor unit.

• Images are representative; actual appearance will vary.

• Refer to the circuit diagram on the indoor unit.

1. Using a Phillips head screwdriver, remove the

metal control box cover (one panel) by unscrew-

ing the two (2) screws that hold it in place. Set

aside the metal control box cover and screws for

reattachment.

2. Insert the communication / connection (power)

cable (from the outdoor unit to the indoor unit)

through the designated access hole in the side of

the ducted frame (see images). If using a conduit,

attach it to the conduit hole, and secure with a lock

nut.

3. Attach the communication / connection (power)

cable to the inside of the frame with the clamp.

4. Using a JIS screwdriver, connect the cable termi-

nals to the terminal block. Ensure wire color and

terminal number of the indoor unit matches those

of the outdoor unit. Refer to the wiring diagram on

the indoor unit.

5. When installing the wired remote controller (sold

separately), insert the controller wiring through its

designated access hole below the communication

/ connection (power) cable. Refer to the wiring

diagram on the indoor unit. Using a JIS screwdriver, attached that cable to the appropriate

terminal block connection.

6. Reinstall the metal control box by reattaching it with its two (2) screws.

• Each wire must be securely attached to the terminal block.

• Ground cable must be longer than the other wires.

• Secure the cable onto the control board using a cable tie.

• Use a conduit to protect the cable / refrigerant piping from the indoor unit to the outdoor unit. For more information on conduits or the bun-

dling method, see the Refrigerant Piping Connection section.

ELECTRICAL SYSTEM INSTALLATION

Figure 73: Removing the Control Box.

Due to our policy of continuous product innovation, some specifications may change without notification.