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B. Safety Precautions
We have provided important safety messages in this manual and on your heater.
Please always read and obey all safety messages.
Environment friendly R32 Refrigerant is used for this heat pump
1. Warning
The WARNING sign denotes a hazard. It calls attention to a procedure,
practice, or the like, which, if not correctly performed or adhered to, could
result in personal injury or injury to a third party. These signs are rare, but
are extremely important.
d. Vacuumize completely before welding. Welding can only be carried out by
professional personnel in service center.