Ford 2013 F-650 Owner's Manual page 288

Scheduled Maintenance
Observation
Insufficient power shown in loaded
practice stop.
Subpar vehicle handling qualities.
Excessive noise from under the
cab or engine compartment.
Excessive engine noise.
Engine overheats; excessive fan
noise; fan constantly runs at high
speed or wobbles due to worn
bearings.
Excessive exhaust noise; smell of
exhaust fumes is experienced.
Excessive engine compartment
noise.
Poor steering; wandering;
excessive tire wear.
Vibration or abnormal tire wear
indicating imbalance.
Hard shifting or excessive
vibration.
High effort to shift; noisy
transmission.
Insufficient full-throttle power;
backfiring.
Radiator cap does not hold
pressure.
Electrical power supply has
diminished.
2013 F-650/750 (f67)
Owners Guide gf, 2nd Printing, March 2013
USA (fus)
Maintenance Operation
Inspect the automatic slack
adjuster function.
Check the operation of the brakes,
1,2
clutch and steering.
Inspect the vehicle for missing,
damaged or mislocated noise
shields.
Check the engine performance and
the engine governor.
Inspect the fan, fan shroud and fan
clutch.
Inspect the entire exhaust system
for holes, leaks, breakage,
looseness and corrosive damage.
Inspect the engine air induction
system (including air ducts and air
filter) for loose, damaged or
missing components.
Check front end alignment, inspect
the tires and tire pressure.
Balance the wheels and the tires.
Check the transmission and engine
2
mountings.
Check and adjust transmission
2
controls.
Check fuel pump pressure.
Clean the cap seal and cap surface
on the radiator.
Check the battery terminals for
corrosion.
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