Midea CSU-05HCAA Installation And Maintenance Manual page 38

VII.Troubleshooting
E. Location of detecting points and their voltage
3.18K/21K/24K series
Stepping motor
Emergency switch
-
DC5V
+
Room temperature thermistor
Pipe-temperature
thermistor
Remove frost
thermistor
Indoor electrical control board
installation & Maintenance Manual
DC12V DC12V
-
Fuse AC250V/5A
Resistance value
36
Input power supply
AC220V/240V
Characteristics of resistors RT11 and RT12
Temperature