Connecting Odu Wiring - LG LH098HV1 Installation Manual

Single-zone convertible mid-static ducted

Table of Contents

Connecting Outdoor Unit Wiring

WARNING

• Verify that main power is completely off and that no power is going through the Single Zone system before proceeding with these steps.

Follow all safety and warning information outlined at the beginning of this manual. Failure to do so will cause electric shock, bodily injury

and / or death.

• Per code, install a main indoor breaker, and an outdoor service disconnect that interrupts all power sources simultaneously. There is risk of

fire, electric shock, explosion, physical injury or death.

• Verify that the circuit breaker or some other emergency power cutoff device is in place before any power wiring is done to the system. Fail-

ure to do so will cause electric shock, bodily injury and / or death.

•

Never touch any power lines or live cables before all power is cutoff to the system. To do so will cause bodily injury or death.

1. Using a Phillips head screwdriver, remove the piping / control box

cover, side panel and control box cover (depends on model) from

the outdoor unit.

2. Inspect all wiring inside the chassis to be sure they are secure

and have not loosen during transportation and installation of the

outdoor unit. Inspect wires for damage or cracks.

WARNING

Loose, damaged, or cracked wires will cause electric shock, bodily injury

and / or death.

NOTE

Loose wires can cause the wiring to burn out, damaging the outdoor

unit.

3. Confirm that electrical power supply capacity will be sufficient to

run the unit. Verify that a circuit breaker and service disconnect

are installed. See the Electrical table in the Product Data section

for details on electrical requirements.

WARNING

Per code, install a main indoor breaker, and an outdoor service discon-

nect that interrupts all power sources simultaneously. There is risk of

4. Confirm that the right gauge size is used for all wiring. Follow all

federal, state, and local codes related to wiring.

5. Guide the power wiring to the outdoor unit, and communications /

connection (power) cable from the outdoor unit to the indoor unit,

through the conduit holes on the outdoor unit or control box cover

(see images at right). If using rubber bushings, ensure that they

are properly installed, or use conduits to protect the wiring and

cable.

ELECTRICAL SYSTEM INSTALLATION

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

Figure 79: Circuit Breaker.

Main Power Source

Air

Circuit Breaker

Conditioner

Use a circuit breaker

or time delay fuse

Figure 82: Accessing LUU090-120HV Outdoor Unit Wiring Connections.

Conduit

Cable Clamp

Figure 80: Accessing LUU180-240HV Outdoor Unit Wiring Connections.

Cable Clamp

Figure 81: Example of Conduit.