Operator`s manual

84 Maintenance
Noise Shielding and Insulation Devices
Make sure sound shielding and insulating
devices are intact. Inspect components
for damage. Primary system components
requiring noise related inspection include
the hood, engine compartment insulating
materials (including hood insulation,
bulkhead insulation, doghouse insulation,
etc.) splash shields, cab skirts, fender
shields, and body panels. Inspect all related
fasteners, brackets, and clamps for damage
and tightness.
Acts that constitute tampering with the Noise
Shielding and Insulation Devices:
Removing or rendering inoperative the
engine and/or transmission noise deadening
panels, shields or insulating materials.
Removing or rendering inoperative the
cab-tunnel or hood noiseinsulating materials.
Removing or rendering inoperative any
vehicle body mounted sound insulation
components and/or shields (cab or fender
shields, skirts, wheel housing splash shields,
etc.).