Fujitsu AR 18LUAD Series Service Instruction page 148

As shown in Fig.8, connect wires.
CN34 (Yellow)
As shown in Fig.9, connect wires.
Through this hole.
Fig. 8
W21 (Orange)
W22 (Orange)
Fig. 9
10-19
CN1 (White)
PTC Thermistor
TM101 (Black line) TM102 (White line)