Document Outline

• SM830203-01_06
  • TECHNICAL DATA & SERVICE MANUAL
  • IMPORTANT!
  • Contents
  • 1. SPECIFICATIONS
    • 1-1 Unit Specifications
    • 1-2 Major Component Specifications
    • 1-3 Other Component Specifications
    • 1-4 Dimensional data
    • 1-5 Refrigerant Flow Diagram
    • 1-6 Operating Range
    • 1-7 Capacity Correction Graph According to Temperature Condition
    • 1-8 Noise Criterion Curves
    • 1-9 Increasing the Fan Speed
    • 1-10 Air throw distance chart
    • 1-11. ELECTRICAL WIRING
    • 1-12. Installation Instructions
    • 1-13. HOW TO PROCESS TUBING
    • 1-14. LEAK TEST, EVACUATION AND ADDITIONAL REFRIGERANT CHARGE
  • 2. PROCESSES AND FUNCTIONS
    • 2-1 Room Temperature Control
    • 2-2 Cold Draft Prevention (Heating Cycle)
    • 2-3 Automatic Fan Speed (Indoor Unit)
    • 2-4 Control Functions
    • 2-5 Outdoor Unit Control PCB
    • 2-6 Outdoor Unit Control PCB (CR-CH4272R)
  • 3. ELECTRICAL DATA
    • 3-1 Indoor Units
    • 3-2 Outdoor Units
  • 4. SERVICE PROCEDURES
    • 4-1. Meaning of Alarm Messages
    • 4-2. Symptoms and Parts to Inspect
    • 4-3. Details of Alarm Messages
    • 4-4. Table of Thermistor Characteristics
  • 5. OUTDOOR UNIT MAINTENANCE REMOTE CONTROL
    • 5-1. Overview
    • 5-2. Functions
    • 5-3. Normal Display Operations and Functions
    • 5-4. Monitoring Operations: Display of Indoor Unit and Outdoor Unit Sensor Temperatures
    • 5-5. Monitoring the Outdoor Unit Alarm History: Display of Outdoor Unit Alarm History
    • 5-6. Setting Modes: Setting the Outdoor Unit EEPROM
  • 6. TEST RUN
    • 6-1. Preparing for Test Run
    • 6-2. Caution
    • 6-3. Test Run Procedure
    • 6-4. Items to Check Before the Test Run
    • 6-5. Test Run Using the Remote Controller
    • 6-6. Precautions
    • 6-7. Table of Self-Diagnostic Functions and Corrections (U1, K1, T1, F1 Type)
    • 6-8. Examples of Wiring Diagrams
• SM830203-01_16
  • TECHNICAL DATA & SERVICE MANUAL
  • 1. SPECIFICATIONS
    • 1-1 Unit Specifications
    • 1-2 Major Component Specifications
    • 1-3 Other Component Specifications
    • 1-4 Dimensional data
    • 1-5 Refrigerant Flow Diagram
    • 1-6 Operating Range
    • 1-7 Capacity Correction Graph According to Temperature Condition
    • 1-8 Noise Criterion Curves
    • 1-9 Increasing the Fan Speed
    • 1-10 Air throw distance chart
    • 1-11. ELECTRICAL WIRING
    • 1-12. Installation Instructions
    • 1-13. HOW TO PROCESS TUBING
    • 1-14. LEAK TEST, EVACUATION AND ADDITIONAL REFRIGERANT CHARGE
• SM830203-01_26
  • TECHNICAL DATA & SERVICE MANUAL
  • 2. PROCESSES AND FUNCTIONS
    • 2-1 Room Temperature Control
    • 2-2 Cold Draft Prevention (Heating Cycle)
    • 2-3 Automatic Fan Speed (Indoor Unit)
    • 2-4 Control Functions
    • 2-5 Outdoor Unit Control PCB
    • 2-6 Outdoor Unit Control PCB (CR-CH4272R)
• SM830203-01_36
  • TECHNICAL DATA & SERVICE MANUAL
  • 3. ELECTRICAL DATA
    • 3-1 Indoor Units
    • 3-2 Outdoor Units
• SM830203-01_46
  • TECHNICAL DATA & SERVICE MANUAL
  • 4. SERVICE PROCEDURES
    • 4-1. Meaning of Alarm Messages
    • 4-2. Symptoms and Parts to Inspect
    • 4-3. Details of Alarm Messages
    • 4-4. Table of Thermistor Characteristics
• SM830203-01_56
  • TECHNICAL DATA & SERVICE MANUAL
  • 5. OUTDOOR UNIT MAINTENANCE REMOTE CONTROL
    • 5-1. Overview
    • 5-2. Functions
    • 5-3. Normal Display Operations and Functions
    • 5-4. Monitoring Operations: Display of Indoor Unit and Outdoor Unit Sensor Temperatures
    • 5-5. Monitoring the Outdoor Unit Alarm History: Display of Outdoor Unit Alarm History
    • 5-6. Setting Modes: Setting the Outdoor Unit EEPROM
• SM830203-01_66
  • TECHNICAL DATA & SERVICE MANUAL
  • 6. TEST RUN
    • 6-1. Preparing for Test Run
    • 6-2. Caution
    • 6-3. Test Run Procedure
    • 6-4. Items to Check Before the Test Run
    • 6-5. Test Run Using the Remote Controller
    • 6-6. Precautions
    • 6-7. Table of Self-Diagnostic Functions and Corrections (U1, K1, T1, F1 Type)
    • 6-8. Examples of Wiring Diagrams