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We have provided important safety messages in this manual for the installation, maintenance and repair of
your heater.
Please read thoroughly and obey all safety messages.
Environmentally friendly R32 Refrigerant is used in this heat pump.
1. Warning
This 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. Vacuum the system completely before welding. Welding should only be carried
out by professional trained personnel.