User Manual

IV
LAUNCH X-431 PAD User's Manual
Safety Precautions
Automotive batteries contain sulfuric acid •
that is harmful to skin. In operation, direct
contact with the automotive batteries should
be avoided. Pay attention not to splash the
sulfuric acid into eyes. Keep the ignition
sources away from the battery at all times.
Engine s produc e variou s poison o u s •
c o m p o u n d s ( h y d r o c a r b o n , c a r b o n
monoxide, nitrogen oxides, etc,) which
should be avoided. The vehicles shall be
tested in a well-ventilated area.
Av o i d c o n t a c t i n g h i g h t e m p e r a t u r e •
assembly such as water tank and vent-pipe
as the temperature of the running engine is
very high.
Before starting engine, put the speed lever •
in the neutral position or in the P position to
avoid injury.
Wear an ANSI-approved eye shield when •
testing or repairing vehicles.
If you use the battery as a power source, •
connect the RED (+) battery clip to the
positive of the vehicle battery and the
BLACK (-) battery clip to the negative.