Ford 750 2009 Owner's Manual page 247

Steering system
* Coolant protection checks should be made just prior to the onset of
freezing weather, where applicable. If coolant is dirty or rusty in
appearance, the system should be drained, flushed and refilled with the
prescribed solution of cooling system fluid and water. Use only
permanent type coolant that meets specifications as listed in your
engine operator's manual. See the engine manufacturer's operating
guide for supplemental corrosion inhibitor specifications.
In addition to the items to be performed daily or at each oil change, the
following need to be completed as specified:
GENERAL MAINTENANCE SERVICES
The following are vehicle checks that should be made periodically either
by the owner or a qualified technician. It is recommended that
deficiencies be brought to the attention of your dealer or another
qualified service outlet as soon as possible in order that advice regarding
the need for service or replacement can be obtained.
Maintenance Operation
Inspect the automatic slack
adjuster function
Check the operation of the
brakes, the clutch, and the
(1),(2)
steering
Inspect the vehicle for missing,
damaged, or mislocated noise
shields
2009 F-650/750 (f67)
Supplement
USA (fus)
Scheduled Maintenance Guide
Check every oil change
Lubricate the steering shaft(s),
U-joints and splines when equipped
with grease fittings.
Lubricate the front axle spindle pins.
Lubricate the steering linkage when
equipped with grease fittings.
Grease the power steering gear output
shaft.
Frequency - Observation
Insufficient power shown in loaded
practice stop.
Vehicle handling qualities not up to
par.
Excessive noise emanates from under
the cab or engine compartment.
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