Discharge Pressure Sensor; Suction Pressure Sensor - Fujitsu Airstage J-II Service Manual

SERVICE PARTS INFORMATION 14

Discharge Pressure Sensor

Suction Pressure Sensor

1. Discharge Pressure Sensor
Check Point : Check Voltage from Main PCB
With the connector connected to the PCB, measure the voltage between CN118:2-3
of the Main PCB.
DC
Characteristics of pressure sensor
4.5
0.5
0
Pressure [MPa]
2. Suction Pressure Sensor
Check Point : Check Voltage from Main PCB
With the connector connected to the PCB, measure the voltage between CN119:2-3
of the Main PCB.
DC
Characteristics of pressure sensor
3.5
0.5
0
Pressure [MPa]
RED
1 1
PRESSURE
WHITE
P S
2 2 SENSOR
BLACK
(HIGH)
3 3
5.0
RED
PRESSURE
1 1
WHITE
P S SENSOR
2 2
BLACK
(LOW)
3 3
1.7
04-104
DC
DC