10. TROUBLESHOOTING
10-1. Precautions before Performing Inspection or Repair
10-2. Method of Self-Diagnostics
10-3. Checking the Indoor and Outdoor Units
10-4. Noise Malfunction and Electromagnetic Interference
11. CHECKING ELECTRICAL COMPONENTS
11-1. Measurement of Insulation Resistance
11-2. Checking Continuity of Fuse on PCB Ass'y
12. REFRIGERANT R410A:
SPECIAL PRECAUTIONS WHEN SERVICING UNIT
12-1. Characteristics of New Refrigerant R410A
12-2. Checklist before Servicing
12-3. Tools Specifically for R410A
12-4. Tubing Installation Procedures
12-5. In Case of Compressor Malfunction
12-6. In Case Refrigerant is Leaking
12-7. Charging Additional Refrigerant
12-8. Retro-Fitting Existing Systems
APPENDIX INSTRUCTION MANUAL
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