Service Manual

40
MSZ-GL24NA MSY-GL24NA
5. Indoor terminal P.C. board, Indoor electronic control P.C. board, Power monitor receiver SW P.C. board
Room temperature thermistor (RT11)
Indoor coil thermistor (RT12, RT13)
Temperature (°F)
Resistance (kΩ)
32
50 68 86 104 122 140
Please replace the fuse after removing the indoor terminal P.C. board from the electrical box.
Indoor terminal P.C. board Indoor electronic control P.C. board
Power monitor receiver SW P.C. board
Fuse
(F11)(
)
Varistor
(NR11)
Terminal
block
Indoor fan motor
(CN211)
325 VDC
(–) GND
(high-voltage DC)
15 VDC
(+)3-6 VDC
(+)0 or 15 VDC
Resistor
(R111)
Emergency
operation switch
(SW1)
To disable "Auto restart func-
tion" cut the Jumper wire to
JR77. (Refer to 7-3.)
Timer short mode point
(Refer to 7-1.)
Vane motor
(CN151,CN152)
5 VDC
12 VDC
Room
temperature
thermistor RT11
(CN111)
Indoor coil thermistor
RT12, RT13 (CN112)
OBH732C