bühler
Allied
A yearly inspection of the valve is recommended. However the maintenance intervals on the valve depends on the surrounding environment or if valve spools become stiff. Where temperatures fluctuate from one extreme to another or exposed to high salt the intervals for maintenance should be increased to protect from corrosion.
On
WARNING Shut tractor down and relieve oil pressure in system by
moving the control valve spools in both directions before doing any maintenance.
Maintenance involves yearly removal of valve spool end caps and cleaning all debris and corrosion. Spray area with a corrosive resistant lubricant and recap.
CAUTION Never use grease to lubricate valve components where
climate temperature drops below 0°C as this could cause spools to jam.
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