LG Therma V AHNW16809A2 User Manual

www.lg.com
Air-to-Water Heat Pump
Please read this installation manual completely before installing the product.
Installation work must be performed in accordance with the national wiring
standards by authorized personnel only.
Please retain this installation manual for future reference after reading it thoroughly.
INSTALLATION MANUAL
AIR
CONDITIONER
P/NO : MFL68681805
For more information, Refer to the CD or LG Web site (www.lg.com).
[ Representative ] LG Electronics Inc. EU Representative : LG Electronics European Shared
Service Center B.V. Krijgsman 1, 1186 DM Amstelveen, The Netherlands
[Manufacturer] LG Electronics Inc. Changwon 2nd factory 84, Wanam-ro, Seongsan-gu,
Changwon-si, Gyeongsangnam-do, KOREA
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LG Therma V AHNW16809A2 Specifications

General

Type	Air-to-Water Heat Pump
Cooling Capacity	16.0 kW
Heating Capacity	18.0 kW
Energy Efficiency Class (Heating)	A++
Energy Efficiency Class (Cooling)	A+
Refrigerant	R32
Power Supply	50Hz

Summary

1. Safety Precautions

Installation Safety Guidelines

Safety precautions related to the installation process.

Operation Safety Guidelines

Safety precautions during the operation of the unit.

4. Installation of Outdoor Unit

Outdoor Unit Installation Conditions

Specifies optimal placement and environmental conditions for outdoor unit installation.

Outdoor Unit Installation Location Specifics

Guidance for installing the outdoor unit in seaside and winter conditions.

5. Installation of Indoor Unit

Indoor Unit Installation Conditions and Space

Indoor Unit Mounting Procedures

Indoor Unit Water System Setup

6. Piping and Wiring for Outdoor Unit

Refrigerant Piping Constraints and Preparation

Connecting Refrigerant Pipes

Outdoor Unit Electrical Wiring and Circuit Breakers

Pipe Forming, Finalizing, and Leak Testing

Covers pipe forming, securing, and performing refrigerant system leak testing and evacuation.

7. Piping and Wiring for Indoor Unit

Indoor Unit Water Piping and Connections

Water Charging and Pipe Insulation

Indoor Unit Electrical Wiring

Indoor Unit Terminal Blocks and Heater Wiring

9. System Set-Up

DIP Switch Settings and Configuration

Instructions on setting DIP switches and their configuration options.

Emergency Operation Procedures

Defines and explains emergency operation modes and their parameters.

Installer Setting Mode and Function Codes

Covers accessing installer mode and a summary of function codes.

10. Check Points, Maintenance and Troubleshooting

Pre-Operation and Installation Checks

Essential checks to perform before starting the unit and after installation.

Maintenance and Test Run Procedures

Recommended periodic maintenance schedule and steps for performing a test run.

Troubleshooting: Problems and Error Codes

Solutions for common operational issues and a guide to error codes.