Volvo VNL 780 Operator's Manual page 32

22 INTRODUCTION
Noise Shielding and Insulation Devices
Maintenance
Ensure 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.
Regulatory Compliance
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 any vehicle body mounted sound insulation components
and/or shields (cab or fender shields, skirts, wheel housing splash shields, etc.).
Cooling System
WARNING
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.