Service Manual

SAFETY PRECAUTIONS
TABLE OF CONTENTS
APPLICABLE MULTI-OUTDOOR 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. ELECTRICAL DATA
5-1. Electric Wiring Diagrams
6. MAINTENANCE
6-1. Disassembly Procedure
7. FUNCTIONS
7-1. Operation Functions
7-2. Protective Functions
8.TROUBLESHOOTING (BEFORE CALLING FOR SERVICE)
8-1. Precautions before Performing Inspection or Repair
8-2. Method of Self-Diagnostics
8-3. Checking the Indoor and Outdoor Units
8-4. Trouble Diagnosis of Fan Motor
8-5. Noise Malfunction and Electromagnetic Interference
APPENDIX A Operating Instructions
CS-MKS9NB4U & CZ-18BT1U , CS-MKS12NB4U & CZ-18BT1U
APPENDIX B Operating Instructions
(CS-KS18NB4UW & CZ-18BT1U)
APPENDIX C INSTALLATION INSTRUCTIONS
CS-MKS9NB4U & CZ-18BT1U , CS-MKS12NB4U & CZ-18BT1U ,
CS-KS18NB4UW & CZ-18BT1U
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TABLE OF CONTENTS
2
4
6
7
8
14
17
18
19
20
21
28
30
31
31
33
37
38
A-1
A-2
A-3
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