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Farmer 400
Fav 700
Fav 900
Electrics / system in general
Pressure-operated switch S025 and flow monitor S026
E
Testing
6.3.2001
9000
000091
E
a
3/9
Capitel
Docu-No.
Index
Date
Version
Page
Pressure-operated switch S025 and flow monitor S026
Text-module
Pressure-operated switch and flow monitor
Function and testing on tractor
1st operating scenario: "everything OK"
Outline circuit diagram with measuring points:
PM-Picturemodule
Text-module
Bullet-List
Notes on electrical measurements:
●
Voltage measurements (volts): between measurement pin and analogue, digital or vehicle earth
●
Current measurements (mA): using 68-pin adapter box between green and yellow measurement
pins
●
Test values at e-box and at 31-pin cable coupler X006 are identical
Text-module
1
Active
Open
Sufficient oil
Infinite
PMTAB_Picture
Tractor
condition
Component condition
Measuring point
Test value
Pressure-
operated switch
Flow monitor
S025
S026
Measu-
rement
pin
Ignition ON
Closed
Closed
E-box *)
*)
*)
0
VDC
0
mADC
Pressure-
operated switch
X235
1
0
VDC
Flow monitor
X236
1
0
VDC
Engine running
Open
Open
E-box *)
*)
*)
5.1
VDC
Position
Meaning
Condition
Condition in tractor
Test value ohms