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Farmer 400
Fav 700
Fav 900
Tractor / General system
General troubleshooting chart for the hydraulics
B
Faults
25.10.2000
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Capitel
Docu-No.
Index
Date
Version
Page
General troubleshooting chart for the hydraulics
X X
LS pump leaking too
much inside
X
Required oil volume is
greater than possible
pump output
Engine speed too low
X
Fault in LS command Leak / pressure drop
in shuttle valve
WLS1
X
Air in LS duct
See also "Operating
with ext. control
blocks"
X
Blockage e.g. dirt be-
fore a shuttle valve
X
LS pump entraining
air
Tank empty
Check operation of
level sensor
FSG/S036 (not fitted
to 400)
X
Oil foaming (=air
bubbles) because
auxiliary pump is
entraining air
X
Transmission of
structure-borne noise
Another component
touching hydraulic
pipe or similar
O
X
LS pump is worn
To measure oil leak
volume (not possible
in FAV 900) see
.............
O
O
Auxiliary pump PL is
worn
X
likely
possible
Fault
Cause
Action, if
necessary see ...
O
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