NOISE AND EMISSION CONTROL
5
Engine Fan and Shroud Hood Insulation Blanket
WARNING!
• Check all fasteners for condition
and security. Repair or replace
Do not
work on the fan with the engine
any broken
or defective fasteners.
running. The
engine fan can engage
at any
time without warning. Anyone
• Check for chang or tears. Patch
near the fan when it turns on could be
it if
necessary. Find the cause of
injured. Before
turning on the ignition,
the damage.
If any component
be sure that no one is near the fan.
or accessory
is causing wear or
damage and cannot be relocated,
• Check all fasteners for tightness.
put reinforcing pads on the blanket
Check for stress cracks in the
at the site of wear.
shroud. Make sure the shroud is
adjusted so that it does not touch
the fan blades.
• Check to verify that the fan is
disengaged (not turning) with
the engine running at normal
operating temperatures (from cold
to the point that the fan engages).
• Check fan blade mounting bolts.
Inspect fan blades to be sure they
are not cracked or bent.
Inner Fender
Shields and Cab Skirts
• Check all fasteners that hold the
fender shields in place.
• Check fender shields for tire
marks, worn spots, or damage
from objects thrown from tire
treads.
• Check cab skirts, sills, and
brackets for overall condition
and repair them as necessary.
Damaged rubber fender shields
or cab skirting cannot be repaired.
You will need to replace it.
5-122 Y53-6047–2C (04/13)
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