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ENGLISH
IMPORTANT SAFETY INSTRUCTIONS
Precautions before a test run
• Turn on the main power at least 5 hours before starting operation in case of low outdoor tem-
perature.
- Starting operation immediately after turning on the main power many result in severe dam-
age to internal parts. Keep the power switch turned on during operation. Keep the power
switch turned on during operation.
• Do not touch any of refrigerant pipes during or right after operation.
- The refrigerant pipes during or right after operation can get very hot or cold depending on the
refrigerant condition which flows through the pipes, compressor, and refrigerant cycle parts.
If you touch the pipes with the refrigerant passing through, you may get burned or frostbite.
• Do not operate the air conditioner with the product panels or guards removed.
- Rotating, hot, or high-voltage parts can cause injury.
• Do not turn off the main power immediately after stopping the operation.
- Wait at least for 5 minutes before turning off the main power. Otherwise, it may result in
water leakage or other problems.
• Auto-addressing should be done with the power of all indoor and outdoor units connected.
Auto-addressing should also be done after replacing the indoor unit PCB.
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