19
9-6. Test point diagram and voltage
MSH-GA50VB MSH-GA60VB MSH-GA80VB
Indoor electronic control P.C. board
Fan motor power supply
(CN211)
Fuse (F11)
T3.15AL250V
}
Power supply input
230 VAC
+
}
5 VDC
Indoor coil
thermistor(RT12 (main))
Timer short mode point
(JPS, JPG)
(Refer to 8-1.)
Emergency operation
switch
+
}
12 VDC
Indoor coil thermistor
(RT12 (main), RT13 (sub))
Room temperature thermistor (RT11)
Resistance (k
"
)
Room temperature ther-
mistor(RT11)
To disable “Auto restart function”,
solder the jumper wire to JR07.
(Refer to 8-3.)
MSH-GA80VB
Indoor coil
thermistor(RT13 (sub))
R132
Receiver P.C. board
CN301
w
There are 2 types of electronic control P.C. boards
(TYPE1/TYPE2).
They are both compatible with MSH-GA50/60/80VB.
TYPE 1
CN121
Vane motor power
supply (CN151)
OB367D-1.qxp 12.1.13 7:49 AM Page 19
OB367D
