Fujitsu AUXB04GALH Service Manual page 235

3 . TERMINAL BLOCK LAYOUT
3rd row
Thermistor
(GAS)
2nd row
Thermistor
(INLET AIR)
1st row
1
FLOAT SW
SIGNAL
1
DRAIN PUMP
OUTPUT
1
Thermistor ON/OFF Signal
(LIQUID) (OUT PUT)
1
Thermistor ON/OFF Signal
(OUTLET AIR) (IN PUT)
2 1 2 3
EEV1
2 L N E
POWER SUPPLY
2 1 2 1
Error SIGNAL
FAN SIGNAL
(OUT PUT)
2 3 1
ERROR SIGNAL
(IN PUT)
4 5 6 1
X1 X2 E
TRANSMISSION
TO OUTDOOR UNIT
05 - 21
2 1 2
DEFROST THERMOSTAT
SIGNAL ON/OFF SIGNAL
2 1 2 1
COOL/HEAT ANALOG
SIGNAL SIGNAL
2 3 4 5 6
EEV2
Y1 Y2 Y3
TO REMOTE-
CONTROL
1 2
2