Liebert PEX+ Series User Manual

Liebert. PEX+ Series Air Conditioner
Disassembling Manual
Version V1.0
Revision date 2014-06-06
BOM 31012733
Emerson Network Power provides customers with technical support. Users may contact the
nearest Emerson local sales office or service center.
Copyright © 2014 by Emerson Network Power Co., Ltd.
All rights reserved. The contents in this document are subject to change without notice.
Emerson Network Power Co., Ltd.
Address: Block B2, Nanshan I Park, No.1001 Xueyuan Road, Nanshan District, Shenzhen 518055,
P. R. China
Homepage: www.emersonnetworkpower.com.cn
Customer service hotline: 4008876510
E-mail: support@emersonnetwork.com.cn

Liebert PEX+ Series Specifications

General

Cooling Type	Direct Expansion (DX)
Airflow Configuration	Upflow, Downflow
Refrigerant	R410A
Power Supply	208V, 50/60Hz
Dimensions (HxWxD)	Varies by model
Weight	Varies by model
Airflow	Varies by model

Summary

Chapter 1 Overview

1.1 Cautions

Key safety and procedural guidelines for disassembly operations, including handling of fire hazards and component protection.

1.2 Tools

List of essential tools required for performing the disassembly tasks outlined in the manual.

1.3 Disassemble method

Explanation of the two primary methods for disassembling the Liebert.PEX+ air conditioner.

Chapter 2 Disassembling External Package And Cabinet Plate

2.1 Disassembling external package

Procedure for removing the outer packaging, including paper and wooden components.

2.2 Disassembling rear plate

Steps to detach the rear plate of the unit using a screwdriver.

2.3 Disassembling maintenance cover of fan

Instructions for accessing and removing the fan maintenance cover.

2.4 Disassembling left Cabinet Plate

Method for detaching the left side cabinet plate, possibly for electrical access.

2.5 Disassembling wooden pallet

Guidance on removing the unit from its supporting wooden pallet.

Chapter 3 Disassembling Electrical Parts

3.1 Cautions

Important safety and handling precautions for disassembly of electrical components.

3.2 Disassembling cables of #1 system fan

Detailed steps for disconnecting the cables associated with the #1 system fan.

3.3 Disassembling cables of #2 system fan

Detailed steps for disconnecting the cables associated with the #2 system fan.

3.4 Disassembling the cables of stage 1 electric heater

Procedure for disconnecting the cables of the stage 1 electric heater.

3.5 Disassembling cables of infrared humidifier

Steps for disconnecting the power and signal cables of the infrared humidifier.

3.6 Disassembling cables of infrared humidifier assembly

Guidance on unplugging signal cables for the infrared humidifier assembly components.

3.7 Disassembling cables of VSC03Z control fan assembly

Instructions for disconnecting cables of the VSC03Z control fan assembly.

3.8 Disassembling the cables of EBM fan assembly

Procedure for disconnecting cables of the EBM fan assembly.

3.9 Disassembling the cables in cable chute and pipes

Process for pulling and securing cables from chutes and pipes after disassembly.

Chapter 4 Disassembling Copper Pipes

4.1 Disassembling copper pipes of #1 system

Steps to cut and seal copper pipes for the #1 system to prevent contamination.

4.2 Disassembling copper pipes of #2 system

Steps to cut and seal copper pipes for the #2 system to prevent contamination.

Chapter 5 Disassembling Cabinet

5.1 Disassembling the infrared humidifier assembly

Procedure for removing the infrared humidifier assembly from the unit.

5.2 Loosening parallel connection part

Instructions for detaching the parallel connection part using a hex socket wrench.

5.3 Disassembling cabinet (disassembling #1 refrigerating cabinet)

Method for splitting the unit into cabinets, focusing on the #1 refrigerating cabinet.

5.4 Disassembling cabinet (disassembling #1 and #2 refrigerating cabinets)

Method for splitting the unit into cabinets, including #1 and #2 refrigerating cabinets.

Chapter 6 Assembling Cabinet and Inspection