Sanyo CM1972 Service Manual - Page 3

Table of Contents - installation

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Table of Contents Page APPLICABLE INDOOR UNITS ...4 1. OPERATING RANGE ...5 2. SPECIFICATIONS 2-1. Unit Specifications ...6 2-2. Major Component Specifications 12 2-3. Other Component Specifications 15 3. DIMENSIONAL DATA...16 4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram 19 5. PERFORMANCE DATA 5-1. Temperature Charts ...22 5-2. Cooling Capacity ...36 6. ELECTRICAL DATA 6-1. Electric Wiring Diagrams ...39 7. FUNCTIONS 7-1. Explanation of Functions ...42 7-2. Protective Functions ...45 8. TROUBLESHOOTING 8-1. Precautions before Performing Inspection or Repair 47 8-2. Trouble Diagnosis by Error Monitop Lamps 48 8-3. Checking the Outdoor System 49 8-4. Trouble Diagnosis of Each Part 50 8-5. Trouble Diagnosis of Fan Motor 54 9. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT 9-1. Characteristics of New Refrigerant R410A 55 9-2. Checklist before Servicing 56 9-3. Tools Specifically for R410A 57 9-4. Tubing Installation Procedures 57 9-5. In Case of Compressor Malfunction 58 9-6. In Case Refrigerant is Leaking 60 9-7. Charging Additional Refrigerant 61 9-8. Retro-Fitting Existing Systems 61 APPENDIX A INSTALLATION INSTRUCTIONS A-1 APPENDIX B UNIT COMBINATION TABLES A-2 3

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Table of Contents
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A-1
A-2
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APPLICABLE INDOOR UNITS
1.
OPERATING RANGE
2.
SPECIFICATIONS
2-1.
Unit Specifications
2-2.
Major Component Specifications
2-3.
Other Component Specifications
3.
DIMENSIONAL DATA
4.
REFRIGERANT FLOW DIAGRAM
4-1.
Refrigerant Flow Diagram
5.
PERFORMANCE DATA
5-1.
Temperature Charts
5-2.
Cooling Capacity
6.
ELECTRICAL DATA
6-1.
Electric Wiring Diagrams
7.
FUNCTIONS
7-1.
Explanation of Functions
7-2.
Protective Functions
8.
TROUBLESHOOTING
8-1.
Precautions before Performing Inspection or Repair
8-2.
Trouble Diagnosis by Error Monitop Lamps
8-3.
Checking the Outdoor System
8-4.
Trouble Diagnosis of Each Part
8-5.
Trouble Diagnosis of Fan Motor
9.
REFRIGERANT R410A:
SPECIAL PRECAUTIONS WHEN SERVICING UNIT
9-1.
Characteristics of New Refrigerant R410A
9-2.
Checklist before Servicing
9-3.
Tools Specifically for R410A
9-4.
Tubing Installation Procedures
9-5.
In Case of Compressor Malfunction
9-6.
In Case Refrigerant is Leaking
9-7.
Charging Additional Refrigerant
9-8.
Retro-Fitting Existing Systems
APPENDIX A
INSTALLATION INSTRUCTIONS
APPENDIX B
UNIT COMBINATION TABLES
3