Split-Type Air Conditioner CSA / CHA Series Service Manual (PDF)

Description

Split-Type Air Conditioner CSA / CHA Series Service Manual (PDF) DOWNLOAD

CSA / CHA Split-Type Air Conditioner – Complete Service & Repair Manual

This is the official technical service manual for CSA & CHA series split air conditioners (cooling-only and cooling & heating models).
It is written for professional HVAC technicians and service personnel, providing everything needed for:

• Installation & commissioning

• Electrical and refrigerant system understanding

• Diagnostics and error code interpretation

• Professional maintenance & repair

• Parts identification and removal procedures

It covers all major models in the range:

CSA Series (Cooling Only)

• CSA12CA

• CSA12CD

• CSA18CD

• CSA24CD

CHA Series (Cooling & Heating / Heat Pump)

• CHA12CA

• CHA12CD

• CHA18CD

• CHA24CD

📑 Full Table of Contents

🔹 Part I – Technical Information

1. Summary

   • Appearance (Indoor & Outdoor Units)

   • Model List

2. Outline Dimension Diagrams

   • Indoor Unit (mm)

   • Outdoor Unit (mm)

3. Specification Sheets

   • Electrical ratings

   • Cooling & heating capacity

   • Power consumption

   • Refrigerant data (R410A)

   • Noise levels

   • Weights & dimensions

   • Compressor and motor specifications

   • CSA12 / CSA18 / CSA24 series

   • CHA12 / CHA18 / CHA24 series

4. Function & Control

   • Remote controller layout

   • Button functions

   • Operating modes

     • AUTO

     • COOL

     • DRY

     • HEAT

     • FAN

   • TIMER, SLEEP, TURBO, ECO

   • iFEEL & Anti-F functions

   • Precautions & battery handling

5. Refrigerant System Diagrams

   • Cooling-only system

   • Cooling cycle

   • Cooling & heating (heat pump)

   • Heating mode & heating cycle

   • Capillary, compressor, 4-way valve logic

6. Electrical Parts

   • Indoor unit wiring diagrams

   • Outdoor unit wiring diagrams

   • PCB printed diagrams

🔹 Part II – Installation & Maintenance

7. Main Tools for Installation & Service

8. Installation

   • Notes & safety requirements

   • Indoor unit installation

   • Outdoor unit installation

   • Piping and torque tables

   • Drain pipe routing

   • Electrical wiring

   • Vacuum pumping (R410A)

   • Expelling air

   • Test operation

9. Maintenance & Troubleshooting

   • Error code index

   • E0 – Overcurrent Protection

   • E1 – Indoor Temperature Sensor Error

   • E2 – Outdoor Coil Sensor Error

   • E3 – Indoor Coil Sensor Error

   • E4 – Indoor Fan Motor Error (PG / DC)

   • Eb – EEPROM Failure

   • P2 – High Pressure Protection

   • P3 – Refrigerant Deficiency Protection

   • Diagnostic paths

   • Tools required

   • Inspection procedures

   • Special attention notes

10. Exploded Views & Parts List

• Indoor unit

• Outdoor unit

11. Removal Procedures

• Indoor unit disassembly

• Outdoor unit disassembly

12. Appendix

• Common sensor R-T analysis table

📂 File Details

Stop guessing and start repairing like a professional. This factory CSA & CHA service manual gives you wiring diagrams, refrigerant cycles, error codes, and step-by-step service procedures in one instant download.