LG AVNH12GELA2 - User Manual

Multi Air Conditioner
SVC MANUAL(General)
MODEL : Multi-Inverter Type(R410A)
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.
CONFIDENTIAL
Copyright © 2016 - 2020 LG Electronics Inc. All rights reserved. Only training and service purposes.

Summary

Part 1 General Information

Safety Precautions

Essential safety guidelines and warnings for handling and servicing the air conditioner unit.

Part 3 Basic Control

Compressor Control

EEV Control

Part 4 Test Run

Check Before Test Run

Pre-test checks including refrigerant leakage and power connection.

Test Run Flow Chart

Step-by-step flowchart for conducting the test run operation.

Test Running

Part 5 Trouble Shooting

Self-diagnosis Function

Understanding error indicators and codes for indoor and outdoor units.

Pump Down

Procedure for collecting refrigerant into the outdoor unit for service.

Evacuation

Steps for removing all refrigerant and ensuring a vacuum in the system.

Gas Charging

Process for charging the system with the correct amount of refrigerant.

LG AVNH12GELA2 Specifications