R410a Full DC Inverter Mini VRF MCAC-VTSM-2013-12
94 Troubleshooting
120~160 model
SW-1 query instructions
Frequency will display when running, quantities of indoor unit
will display when standby.
0—Standby; 2—Cooling; 3—Heating; 4—Forced cooling
Operating fan speed level
The total required capacity of the indoor unit
The required capacity of the revised outdoor unit
T4 environment temperature
Actual value(if it is more than one hundred, it will be only
display the hundreds’ digit and the tens’ digit)
The surface temperature of the cooling fin
Actual Value=Display value*8
Total quantities of the indoor units
The quantities of the operating indoor units
The last fault or protection code
If there is no fault or protection code it will be display “nn
Function setting
dial switch
LED digital
SW2: Query
SW1: Forced