Beware Of Exhaust Fumes; Precautions For Welding And Grinding - Hitachi EX5600-7B Workshop Manual

Beware of Exhaust Fumes

 Prevent asphyxiation. Engine exhaust fumes can cause
sickness or death.
 If you must operate in a building, be sure there is
adequate ventilation. Either use an exhaust pipe
extension to remove the exhaust fumes or open doors
and windows to bring enough outside air into the area.
 White smoke may be generated during the
aftertreatment device regeneration. Do not attempt to
do aftertreatment device manual regeneration in a badly
ventilated indoors.

Precautions for Welding and Grinding

 Welding may generate gas and/or small fires.
 Be sure to perform welding in a well ventilated and
prepared area. Store flammable materials in a safe place
before starting welding.
 Only qualified personnel should perform welding. Never
allow an unqualified person to perform welding.
 Turn the battery disconnect switch to the OFF position
before performing welding on the machine.
 Grinding on the machine may create fire hazards. Store
flammable materials in a safe place before starting grinding.
 After finishing welding and grinding, recheck that there are
no abnormalities such as the area surrounding the welded
area still smoldering.
WKGB91-EN-01
SAFETY
SA-33
SA-016
SA-818