Fujitsu AB*18LBAJ Service Instruction

3. MAIN PCB removal
Remove the 4 mounting screws.
Remove the connectors and cords. (Refer to VIEW -A,-B)
Remove the MAIN PCB.
03-05
VIEW - A
C
DETAIL C
VIEW - B
A
B
Thermistor
(Discharge temp.)
(Yellow)
Thermistor
(2/3-way valve
temp.) (White)
Thermistor
(Heat EX temp.)
(Red)
Thermistor
(Heat sink)
(Black)
Thermistor
(Outdoor temp.)
(Blue)
Pressure SW
(Red)
PTC Thermistor
(Green)
Coil(Expansion valve)
(Red)
Coil(Expansion valve)
(White)
Solenoid
(White)
Fan motor
SCREW
Compressor
Red
White
Black
Twist 3 times or more
Active Filter Module
" TM104 " (Yellow)
" TM105 " (Blue)
From CN407
" + " (Red) " - " (Black)
" P " (White) " N1 " (Purple)
" L2 " (White)
" L1 " (White)
UNIT A
POWER
UNIT B
1 1
2(N) 2(N)
L
N
3 3
LABEL Wire
UNIT A: 1 W4(Black)
UNIT A: 2 W5(White)
UNIT A: 3 W8(Red)
UNIT B: 1 W6(Black)
UNIT B: 2 W7(White)
UNIT B: 3 W9(Yellow)
POWER: L Fuse holder
(Black)
POWER: N W2(White)

Fujitsu AB*18LBAJ Specifications

General

Brand	Fujitsu
Model	AB*18LBAJ
Category	Air Conditioner
Language	English