26
12V
GND
5V
Room temperature thermistor (RT11)
Indoor coil thermistor (RT12, RT13)
Temperature (°C)
Resistance (kΩ)
Fuse (F11)
T3.15AL250V
Varistor (NR11)
Connector to indoor electronic
control P.C. board (CN20A)
5 V DC
12 V DC
GND
Connector to Indoor fan
motor (CN211)
Reactor (L111)
Connector to
Terminal block
(CN201)
Indoor terminal block
connecting (TAB1)
(+)3-6 V DC
15 V DC
(-) GND
(High voltage DC)
325 V DC
(+)0 or 15 V DC
Indoor terminal block
connecting (TAB2)
Timer short
mode point
(Refer to
8-1.)
Room temperature thermistor RT11 (CN111)
Connector to
Indoor coil
thermistor
RT12, RT13
(CN112)
Vane motor
(CN151)
Connector to indoor power
P.C. board (CN10A)
12V DC
5V DC
To disable "Auto restart function",cut the
Jumper wire to JR77. (Refer to 8-3.)
Emergency operation
switch (E.O. SW) (SW1)
GND
MSY-TP35VF MSY-TP50VF
1. Indoor power P.C. board
2. Indoor electronic control P.C. board
10-7. TEST POINT DIAGRAM AND VOLTAGE
OBH816