Operator`s manual

INTRODUCTION
25
Removing or rendering inoperative the cab-tunnel or hood noise
insulating 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.).
Cooling System
DO NOT work near the fan with the engine running
or the ignition in the ON position. The engine fan
can engage at any time without warning. Anyone
near the fan when it turns on could be seriously
injured.
Maintenance
Visually inspect cooling system components for damage, and/or
misalignment.
Primary system components requiring noise-related inspection include
fan blades, fan clutch, fan shroud, fan ring, and recirculation shields.
Check fan blades, fan ring, fan shroud, belt tensioner and recirculation
shields for any damage. Verify that fan blades clear the fan ring.
Inspect all related fasteners, brackets, and clamps for damage and
tightness. Confirm operation of temperature modulated fan clutch.
Regulatory Compliance
Acts that constitute tampering with the Cooling System:
Removing or rendering inoperative cooling system components (such
as the temperature modulated fan clutch, fan shroud, fan ring,
recirculation shields, etc.).
Exhaust System
Hot engine! Avoid all movable parts or hot engine
parts, exhaust gases, and/or fluids. A hot engine,
exhaust, and/or fluids can cause burns.
vn-vhd.bk Page 25 Tuesday, July 1, 2008 9:44 AM