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LG Therma V ZHBW168A0 User Manual

LG Therma V ZHBW168A0
115 pages
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AIR-TO-WATER HEAT PUMP
SERVICE MANUAL
(General)
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.
CONFIDENTIAL
Copyright © 2018 LG Electronics Inc. All rights reserved. Only training and service purposes.

Table of Contents

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LG Therma V ZHBW168A0 Specifications

General IconGeneral
BrandLG
ModelTherma V ZHBW168A0
CategoryHeat Pump
LanguageEnglish

Summary

Safety Precautions

Safety Precautions in Repair

Safety guidelines specifically for repair procedures.

Post-Repair Inspections

Checks to be performed after completing repair work to ensure safety.

Part 1 General Information

Model Information and Nomenclature

Details product model information, including nomenclature and related specifications.

Part 2 Features & Controls

Unit Functions and Features

Outlines basic unit functions, features, and controls like timers and special functions.

Timer Settings

Guides users through setting up various timer modes, reservations, and schedules.

Part 3 System Set-up

DIP Switch Configuration

Instructions for configuring system settings using DIP switches and option switches.

Installer Settings

Guides on entering and configuring installer settings and parameters.

Emergency Operation and Service Settings

Emergency Operation Modes

Explains emergency operation modes and classification of system troubles.

Service and Model Information

Guides on accessing and configuring service settings like contact and model information.

Part 4 Test Run

Test Run Procedures

Pre-test checks and flowcharts for conducting a unit test run.

Part 3 Basic Control

Operation and Control Methods

Explains normal operation, compressor, and EEV control methods.

Part 4 Replacement

Component Replacement Procedures

Guides for replacing key components like the compressor and INV PCB.

Part 5 Trouble Shooting

Key Component Checks

Procedures for checking essential unit components like sensors, pumps, and motors.

Self-Diagnosis and Error Codes

Explains self-diagnosis, error indicators, and lists error codes for PCBs.

Troubleshooting Flowcharts for Specific Errors

Flowcharts and checks for various common errors including communication, sensors, and IPM issues.

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