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Acson international ALC 20BR - User Manual

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Ceiling Cassette
Split Systems
Manual No: TMA-ACK-A-1230B
ACK20 A/AR
ACK25 A/AR
ACK30 A/AR
ACK40 A/AR
ACK50 A/AR
ACK15 B/BR
ACK20 B/BR
ACK25 B/BR
ACK30 B/BR
Models:

Questions and Answers

Summary

1. SPECIAL FEATURES

2. SPECIFICATIONS

Indoor Unit Specifications

Technical details for the indoor component of the split systems.

Outdoor Unit Specifications

Technical details for the outdoor component of the split systems.

4. OPERATING RANGE

5. PERFORMANCE TABLE

ACK20 A; ALC20 B Performance Data

Cooling capacity (kW) for various indoor/outdoor conditions.

7. WIRING DIAGRAMS

Indoor Unit Wiring (Cooling Only)

Electrical schematics for indoor units in cooling-only configurations.

Outdoor Unit Wiring (Cooling Only)

Electrical schematics for outdoor units in cooling-only configurations.

Indoor Unit Wiring (Heat Pump)

Electrical schematics for indoor units in heat pump configurations.

Outdoor Unit Wiring (Heat Pump)

Electrical schematics for outdoor units in heat pump configurations.

Indoor Unit Wiring (Universal Board)

Electrical diagrams for indoor units using a universal control board.

Outdoor Unit Wiring (Universal Board)

Electrical diagrams for outdoor units using a universal control board.

8. SPECIAL PRECAUTIONS FOR R407 C

What is New Refrigerant R407 C?

Introduction to R407C refrigerant, its properties, and comparison to R22.

R407 C Components and Characteristics

Details on R407C composition, mixture behavior, and POE oil requirements.

Installation and Servicing Checklist

Essential checks for tubing, compressor oil, refrigerant, and tools.

Handling and Installation Guidelines

Precautions for R407C system handling, including filter-dryer and moisture avoidance.

9. INSTALLATION OF INDOOR UNIT

Unit Installation Procedures

Steps for mounting the indoor unit, including dimensions and ceiling preparation.

Unit Hanging and Adjustment

Detailed steps for hanging the unit, adjusting height, and ensuring stability.

Drain Piping Work and Testing

Instructions for drain pipe installation, insulation, and leak testing.

10. INSTALLATION OF OUTDOOR UNIT

11. REFRIGERANT PIPING WORK

Piping Length, Elevation, and Bends

Recommendations for optimal piping configuration to maintain capacity and reliability.

Piping Connection and Brazing

Procedures for connecting pipes, ensuring cleanliness, and proper brazing techniques.

Refrigerant Additional Charge

Guidelines for calculating and adding refrigerant based on pipe length.

12. WIRING

Electrical Connections and Regulations

Requirements for field wiring, compliance with local codes, and wire diameters.

General Wiring Precautions

Safety guidelines for wiring, grounding, connections, and avoiding contact with hot parts.

15. OVERALL CHECKING

16. STANDARD OPERATION CONDITIONS

17. REMOTE CONTROL OPERATION GUIDE

18. SERVICE AND MAINTENANCE

Air Filter Maintenance

Procedures for cleaning or replacing the air filter.

19. PRE START UP MAINTENANCE

20. TROUBLESHOOTING

Common Faults and Causes

Table listing common malfunctions and their potential causes for quick diagnosis.

Acson international ALC 20BR Specifications

General IconGeneral
BrandAcson international
ModelALC 20BR
CategoryAir Conditioner
LanguageEnglish

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