Course content:

• Introduction of thermistors
• Troubleshooting by error code
• DAMA product introduction and repair precautions
• Introduction of repair tools
• Checking of thermistor and PCB
• The use of inverter checker
• Introduction of R32 refrigerant and its handling methods
• R32 refrigerant recovery process
• Inspection and maintenance of R32 units
• Parts introduction

Course content:

• Basic electrical wiring
• Introduction of R410A refrigerant and its handling methods
• Error code analysis
• DAMA product introduction and repair precautions
• Case studies
• Introduction of repair tools
• Inspection of SA series: checking of thermistor, PCB and precautions
• On-site configuration
• Parts introduction

Course content:

• System operation procedures
• 3D refrigerant process
• Error code analysis
• Emergency operation settings
• Parts replacement
• Case studies
• Checker introduction
• Tool introduction
• Introduction of thermistor locations
• On-site remote controller set-up
• Operation data reading
• Parts introduction
• VRV inspection and repair precautions