Mitsubishi MUX-2A28VB Service Manual page 62

11-5. Test point diagram and voltage
MUX-2A59VB -
E1
MUX-3A60VB -
E1
MUX-3A63VB -
E1
MUX-2A70VB -
E1
MUX-4A73VB -
E1
Outdoor control P.C. board
To fan capacitor To indoor unit A
To fan motor
To fan
capacitor
W From
indoor
unit A
12V DC
1+,3-
W From
indoor
unit B
12V DC
1+,3-
W From
indoor
unit C
12V DC
1+,3-
W From
indoor
unit D
12V DC
1+,3-
W In case of MUX-4A73VB
To indoor unit B
Solenoid coil 21R2
Solenoid coil 21R1
+
12V DC
To indoor unit D
Solenoid coil 21R4
To indoor unit C
Solenoid coil 21R3
62
To solenoid coil 21RA
To solenoid coil
21RB
To compressor
MC1
To terminal
block
To compressor
MC2
To terminal
block
Fuse 250V AC
3.15A
Power supply
input
230V AC
Surge absorber
(NR61)