![background image](http://html1.mh-extra.com/html/fendt/favorit-900/favorit-900_workshop-manual_4001870060.webp)
Farmer 400
Fav 700
Fav 900
T
ractor / General system
V
ario T
ractors - Failure Codes
B
Faults
12/1999
0000
000001
B
b
42/47
Capitel
Docu-No.
Index
Date
Version
Page
Vario Tractors - Failure Codes
A.1.3F
Spool valve fault, valve 3 Setpoint message is
missing or not plausible
Valve moves into neutral
position
SPOOL VALVES 1 - 4
setpoint / actual value
display
Configuration message
is missing or not
plausible
Potentiometer or PWM
fault
A.1.40
Spool valve fault, valve 4 Valve cannot be
recognised by valve bus
No valve operation
available
Signal flow diagram
A002 CAN II pin 4 and 5
A.1.41
Spool valve fault, valve 4 EEPROM inconsistent
Valve moves into neutral
position
A.1.42
Spool valve fault, valve 4 Supply voltage < 8 volts Valve moves into neutral
position
A.1.43
Spool valve fault, valve 4 Supply voltage > 18
volts
Valve moves into neutral
position
A.1.44
Spool valve fault, valve 4 Main piston travel too
short due to drop of
control pressure below
22 bar
Valve moves into neutral
position
SPOOL VALVES 1 - 4
Hydraulic oil
temperature too low
A.1.45
Spool valve fault, valve 4 Overvoltage (> 45 Volt)
Valve moves into neutral
position
A.1.46
Spool valve fault, valve 4 Magnet output stage
fault within spool valve
Valve moves into neutral
position
SPOOL VALVES 1 - 4
A.1.47
Spool valve fault, valve 4 Internal position sensor
fault
Valve moves into neutral
position
SPOOL VALVES 1 - 4
A.1.48
Spool valve fault, valve 4 Main piston cannot
return to neutral position
because of oil
contamination.
Undefined and
uncontrolled functions
can occur, DANGER!
SPOOL VALVES 1 - 4
Fault
code
Id code
Brief description
Description
Consequences
Link
FENDIAS / Note