Make sure that the wall outlet is near the machine and easily accessible.
Make sure the plug is firmly inserted in the outlet.
Avoid multi-wiring.
Be sure to ground the machine.
Input voltage
NA: 120 to 127 V, 6A, 60 Hz ± 2%
EU/AP/CHN: 220 to 240 V, 6A, 50 Hz ± 2%/60 Hz ± 2%
For users in Norway, this product is also designed for an IT power distribution system with phase-to-phase voltage of 230V.