Measure the inverter output voltage
Note: Measurement should be made
while the frequency is stable.
output voltage between 3
*1: Pressure difference between high pressure and low pressure before starting.
*2: The quality of power transistors / diode modules can be judged by executing
if the inverter
phases is within
Troubleshooting by Indication on the Remote Controller
Replace the inverter PCB.
Replace the inverter