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union. Excessive twisting will shorten hose life and allow the fitting to loosen during
operation. Do not over-tighten fittings or adapters.
Refer to the John Deere Combine's Operators Manual for information regarding hydraulic oil,
check intervals, and reservoir fluid levels. High speed leveling, low speed leveling and
header trim speeds are preset at the factory. If different speeds are desired please contact
your Hillco dealer.
HYDRAULIC CYLINDERS
IMPORTANT:
DANGER:
hoses connected to the cylinders, counterbalance valves, bulkhead mount or
manifold without first contacting your authorized Hillco dealer. These hydraulic
components stabilize the chassis of the combine. Improper repair or replacement of
these components could lead to uncontrolled leveling of the combine's chassis.
GREASE LOCATIONS
Use John Deere 251H EP grease or equivalent NLGI No. 2 Multi-Purpose Lithium Grease.
Each leveling cylinder is equipped with a safety valve that is in place to
prevent unintentional leak down of the cylinder. These safety valves are
preset at the factory, and should not be adjusted.
Do not make any repairs to the cylinders, disconnect valves or any
Slave Cylinder
50 hrs.
2 Zerks
16
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