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Hokkaido HKED 351 G User Manual

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Technical Manual (07/2010 - VA1)
Monosplit “Wall” type Air Conditioners
“Personal Line Constant Speed” Models
Outdoor Units:
HCND 261 G
HCND 351 G
HCND 531 G
Indoor Units:
HKED 261 G
HKED 351 G
HKED 531 G
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Hokkaido HKED 351 G Specifications

General IconGeneral
BrandHokkaido
ModelHKED 351 G
CategoryAir Conditioner
LanguageEnglish

Summary

General Information

1.2 Essential Features of These Models

Highlights key functionalities like energy efficiency, R410A refrigerant, and remote control features.

General Technical Data

2.1 Specifications

Detailed technical data including power, capacity, dimensions, and operating ranges.

Electrical Data

3.1 Wiring Diagrams

Schematics illustrating electrical connections for indoor and outdoor units.

Control Functions

Cooling Mode Operation

Detailed explanation of compressor control and protection mechanisms in cooling mode.

Heating Mode Operation

Explanation of operational controls and protection features for heating mode.

Installation

Safety Precautions

General guidelines and critical safety warnings for the installation process.

5.2 Indoor Unit Installation

Detailed instructions for installing the indoor units.

Final Installation Checks and System Test

Essential checks and procedures to test the system's functionality after installation.

5.3 Outdoor Unit Installation

Detailed instructions for installing the outdoor units.

Final Installation Checks and System Testing

Essential checks and testing procedures before operating the installed system.

5.4 Vacuum Procedure and Refrigerant Charge

Steps for evacuating the system and charging it with refrigerant.

Diagnostic & Maintenance

6.1 Autodiagnosis of Malfunctions: Error Codes

Explanation of error codes displayed by the indoor unit for malfunction diagnosis.

6.2 Malfunction Troubleshooting Flowcharts

Flowcharts guiding the diagnosis and solution of common system malfunctions.

Temperature Sensor Malfunctions

Troubleshooting steps for issues related to indoor temperature and heat exchanger sensors.

Fan Motor and Compressor Issues

Troubleshooting steps for fan motor and compressor operational faults.

Unit Non-Operation Troubleshooting

Troubleshooting steps when neither the indoor nor the outdoor unit operates.

6.3 Air Conditioner Cleaning & Maintenance

Procedures for cleaning and maintaining the air conditioner's components.

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