1. Make sure that the connections and interconnections made in the field are all in accordance with the electrical and refrigeration schemes of the equipment. Always refer to the Installation Manuals
and Owner, Engineering or Service Bulletins, which accompany the internal units.
2. Make sure the units are installed correctly and that there are no tools or materials under or on top of the units.
3. Make sure that there are no leaks of refrigerant gas in the pipes and connections. Make sure the grounding is adequate. If there is no grounding on site, it is essential
for the perfect functioning of the equipment that this procedure is followed in full.
4. Make sure that the voltage is within the specified limits, and that the circuit breakers / fuses are of adequate capacity.
5. Make sure that the electrical cables used are adequate and the connections are tight.
Start the system and carefully observe its operation. Follow the recommendations in the Installation and Owner's Manuals.