Service manual

34
MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS
1. Indoor electronic control P.C. board.
10-7. TEST POINT DIAGRAM AND VOLTAGE
Room temperature thermistor (RT11)
Indoor coil thermistor (RT12, RT13)
Temperature (:)
Resistance (k")
Release of Auto restart
function
Solder the Jumper wire
to JR07
(Refer to 8-3.)
12 VDC
Varistor (NR11)
5 VDC
Room temperature
thermistor RT11
(CN111)
Indoor coil thermistor
RT12, RT13 (CN112)
Timer short mode
point JPG, JPS
(Refer to 8-1.)
}
SW P.C. Board
i-see Sensor
(CN110)
Fuse
(F11)
Vertical vanes(CN151)
Plasma electrode unit
(CN1T1)
CN2011
(Used for check of con-
ducting of thermal fuse)
Interlock switch(Fan)
(CN1R1)
6(+)0 or 15 VDC
5(+)3-6 VDC
415 VDC
3(-) Fiducial terminal of
cathode side on measur-
ing high-voltage DC
1325 VDC
Cement resistor
(R111)
Indoor fan motor
(CN211)
Emergency
operation
switch(SW1)
230 VAC
Power supply input
{
(LD101)
1-3 : Connect to the monitor P.C.board
4-0 : Connect to the power monitor receiver
P.C.board
Horizontal vane(CN1U1)
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