Service manual

30
Room temperature thermistor (RT11)
Indoor coil thermistor (RT12, RT13)
Temperature (°C)
Resistance (kΩ)
Indoor electronic
control P.C. board
Indoor power P.C. board
Fuse (F11)
Varistor (NR11) Indoor fan motor
(CN211)
325 VDC
(–) GND (high-
voltage DC)
15 VDC
(+)3-6 VDC
(+)0 or 15 VDC
Connector Terminal
Block (CN201)
Connector to indoor
electronic control P.C.
board (CN202)
Receiver board
Display board
Switch board
Reactor (L111)
5 VDC
12 VDC
GND
Timer short mode point
JPG JPS (Refer to 8-1.)
To disable "Auto restart function"
cut the Jumper wire to JR77.
(Refer to 8-3.)
Emergency operation
switch (E.O.SW) (SW1)
Connector to indoor
electronic control
P.C. board (CN102)
Room temperature ther-
mistor RT11 (CN111)
Indoor coil thermistor
RT12, RT13 (CN112)
Vane motor
(CN151, CN152)
Indoor power P.C. board, Indoor electronic control P.C. board, Receiver board, Display board, Switch board
MSZ-SF25VE MSZ-SF35VE MSZ-SF42VE MSZ-SF50VE
10-7. TEST POINT DIAGRAM AND VOLTAGE
Resistor (R111)
OBH600B