Farmer 400
Fav 700
Fav 900
Tractor / General system
Troubleshooting chart for the steering
B
Faults
24.10.2000
0000
000003
B
a
1/1
Capitel
Docu-No.
Index
Date
Version
Page
Troubleshooting chart for the steering
Text-module
Message - symptom - fault
A
Steering heavy / "lack of pressure"
B
Vibrations
C
Steering only initially heavy
D
E
F
G
X
likely
possible
Fault
Cause
Action, if
necessary see ...
O
A B C D E F G H J K L
X
Front axle load too
high
X
Lack of working
pressure in all other
consumers too
Refer to general
faults
X
Lack of working
pressure only when
steering
Steering-side leak in
shuttle valve WLS1
Blow through /
replace
O
Steering pressure-
relief valve DBV-L
too low
X
Priority valve PVL not
operating
Piston not functio-
ning
Blow through /
replace
X
Non-return valve
RV5 d=0.5 blocked
Blow through /
replace
X
Non-return valve
RV6 d=1.2 blocked
Blow through /
replace
X
Priority valve PVL
regulating poorly
Piston not functio-
ning smoothly
Blow through /
replace
X
Non-return valve
RV5 blocked
Blow through /
replace
X
Non-return valve
RV6 blocked
Blow through /
replace
X
X
LS command is
delayed or attenuated
when forwarded
Dirt on diaphragm in
LS duct of servostat
Blow through
X
Air in circuit (in P to
steering unit and
steering cylinder)
Bleed