9-7. Test point diagram and voltage

MSZ-FA25VA - E1

MSZ-FA35VA - E1

Indoor electronic control P.C. board

Power supply input 230V AC {

SW P.C. Board

WASH reset switch(SW2)

Emergency operation switch(SW1)

5V DC

12V DC

Cement resistance

 

 

(R111)

 

 

Indoor fan motor

 

 

(CN211)

 

 

1311V DC

 

 

3(-) Fiducial terminal of

 

 

cathode side on measur-

 

 

ing high-voltage DC

 

 

415V DC

 

 

5(+)3-6V DC

 

 

6(+)0V DC or 15V DC

 

 

Interlock switch(Fan)

 

 

(CN1R1)

 

 

Room temperature

 

 

thermistor (CN111)

 

 

 

 

 

 

 

Varistor

 

 

(NR11)

 

 

CN2011

 

 

(Used for check of con-

 

 

ducting of thermal fuse)

 

 

Indoor coil thermistor

 

 

RT12(MAIN)12

 

 

RT13(SUB)34

 

 

 

 

 

 

 

 

 

 

(CN112)

 

 

Plasma deodorizing/air

 

 

purifying filter units

 

 

(CN1T1)

 

 

Safety device(Plasma unit)

 

 

(CN1T2)

 

 

Horizontal and

 

 

Vertical vane

 

 

motor(CN151)

Power monitor receiver P.C. board.

i-see Sensor (CN110)

Release of Auto restart function

Solder the Jumper wire

to JR07. (Refer to 8-3.)

 

 

}

 

 

Timer short mode

 

 

point JPG, JPS

Fuse

Front panel

(Refer to 8-1.)

 

(F11)

driving motor

 

 

(CN1U1)

 

Indoor coil thermistor [RT12 (MAIN), RT13 (SUB)] Room temperature thermistor (RT11)

Plasma power P.C. board

High-voltage lead wire (Red)

CN1 1DC 2.5V during PLASMA AIR PURIFYING/PLASMA DEODORIZING operation

2GND

3DC 12.5V during PLASMA AIR PURIFYING/PLASMA DEODORIZING operation

Standard lead wire (Green)

Resistance (k")

Temperature (:)

30

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Mitsubishi Electronics MSZ-FA25VA Test point diagram and voltage, Indoor electronic control P.C. board, SW P.C. Board