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MAINTENANCE INSTRUCTIONS
S30 S32 S37
HYDROSTATIC STEERING OIL AND
FILTER ELEMENT EXCHANGE
- remove the tractor side shield
- put the suitable vessel under
the hydrostatic steering tank
- loosen the drain plug
- drain the oil from tank
- remove the nut of the oil tank cap
- remove the oil tank cap
- remove the cleaner element and install
the new cleaner element
- reassemble the oil tank cap
- reassemble the nut of the oil tank cap
and the drain plug
- remove both hoses from steering
cylinder and return tube from tank
- put them together with return
line tube into vessel for the old
oil
- start the engine and turn the steering
wheel twice or three times into both
directions at low engine idle run (max.
10 sec.) to remove the oil from the
steering unit
- fix the tractor against movement and
lift the front axle
- put a vessel for the old oil
under the steering cylinder and
remove the oil from cylinder by
turning of wheels (by hand)
- reassemble all disconnected fittings
- fill the tank by oil and bleed the
hydrostatic steering circuit
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