Haier 1UH140P1ERG User Manual

1UH071N1ERG
1UH090N1ERG
1UH105N1ERG
Original instructions
1UH125P1ERG
1UH140P1ERG
1UH160P1ERG
1UH125P1ERK
1UH140P1ERK
No. 0150518634 H
1UH200W1ERK
1UH250W1ERK
INSTALLATION MANUAL
SPLIT SYSTEM AIR CONDITIONER
Keep this operation manual for future reference.
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Contents
Definitions
Safety considerations
Before installation
Selecting installation site
Precautions on installation
Refrigerant pipe size and allowable
pipe length
Refrigerant piping
Leak test andvacuum drying
Charging refrigerant
Electrical wiring work
Test operation
Move and scrap the air conditioning
This product must only be installed or serviced by qualified personnel.
Please read this manual carefully before installation.

Haier 1UH140P1ERG Specifications

General

Brand	Haier
Model	1UH140P1ERG
Category	Air Conditioner
Language	English

Summary

3. Before installation

3.2. Precautions

Provides crucial safety and installation precautions for specific unit series and conditions.

3.3. Precautions for R410A

Details specific handling and installation precautions for R410A refrigerant.

4. Selecting installation site

4.1. General

Provides general guidelines and warnings for selecting an appropriate installation location.

5. Precautions on installation

5.1. Foundation work

Details requirements for ensuring a stable and secure foundation for the outdoor unit.

6. Refrigerant pipe size and allowable pipe length

6.1. Necessary Tools and Materials

Lists essential tools and materials required for R410A system installation and servicing.

6.2. Piping Materials

Specifies copper pipe types, radial thickness, and flare machining for R410A systems.

8. Leak test and vacuum drying

8.1. General guidelines

8.2. Leak test

Describes procedures for performing vacuum and pressure leak tests according to EN378-2.

8.3. Vacuum drying

Provides a step-by-step guide for effectively removing moisture from the system.

9. Charging refrigerant

9.1. Important information regarding the refrigerant used

Highlights crucial information on HFC-410A refrigerant and environmental compliance.

9.2. Precautions and general guidelines

9.4. Total charging weight of the refrigerant (after a leak, etc.)

10. Electrical wiring work

10.1. Precautions on electrical wiring work

10.2. Connecting power supply and inter-unit wiring

11. Test operation

11.1. Pre-run checks

11.2. Precautions regarding test-runs

Provides critical precautions and steps for performing initial test runs.

11.3 Before Installing (Relocating) the Unit or Performing Electric Work