Mitsubishi Electric Mr. SLIM MSZ-FA25VA Technical Manual página 372

Resolución de averías
9-7. Test point diagram and voltage
MLZ-KA25VA MLZ-KA35VA
Indoor electronic control P.C. board
F11 FUSE
CN201
T3.15AL 250V
Power supply
input 230V AC
NR11
Varistor
CN202
Serial
signal
CN145
Float
sensor
CN1N1
Drain
pump
R111
JR05 JR06
Modification point for
individual operation
(Refer to 7-2.)
372
MLZ-KA50VA
CN111
Room temperature
thermistor RT11
CN112
Indoor coil thermistor RT14 (MAIN 2)
Indoor coil thermistor RT13 (SUB)
5V DC
GND DC 12V DC
Indoor coil thermistor RT12 (MAIN 1)
CN113
Indoor coil thermistor RT15 (MAIN 3)
Dip switch SW3
(Increase air flow volume)
Release of Auto reset
function
Solder the Jumper
wire to JR07. (Refer to 7-3.)
CN151
Horizontal vane motor
Vertical vane motor
Indoor coil thermistor [RT12,RT14,RT15 (MAIN), RT13 (SUB)]
Room temperature thermistor (RT11)
Temperature (
Timer short mode point
}
JPG, JPS (Refer to 7-1.)
Emergency operation switch
Indoor fan motor CN211
6 over 15V DC
5 3-6V DC
4 15V DC
3
1 325V DC
°C
)