MCAC-VTSM-2013-12 R410a Full DC Inverter Mini VRF
Troubleshooting 97
4. LED on PCB instructions
The lamp on the 80/105 model, refers to the following picture
The lamp on the 120~160 model, refers to the following picture
LED1: Malfunction indicator lamp of inverter module. The lamp will be off if the system running is normal.
And it will be on if the inverter module is faulty and the error code will display on digital tube.
LED2: Running indicator lamp of inverter module. The lamp will be on if the system running is normal.
LED 2 (Red)
LED 2 (Red)
IR341
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