Lincoln Electric IM10153 CLASSIC 300 HE - Manual (Page 13)

A-6 INSTALLATION
CLASSIC ® 300HE
A-6
BATTERY CHARGING
The Classic ® 300HE is equipped with a wet charged
battery. The charging current is automatically regulat-
ed when the battery is low (after starting the engine)
to a trickle current when the battery is fully charged.
When replacing, jumping or otherwise connecting the
battery to the battery cables, the proper polarity must
be observed. This system is NEGATIVE GROUND.
GASES FROM BATTERY can explode.
• Keep sparks, flame and cigarettes
away.
BATTERY ACID can burn eyes and
skin.
• Wear gloves and eye protection and
be careful when boosting, charging or
working near battery.
To prevent EXPLOSION when:
a) Installing a new battery - disconnect the
negative cable from the old battery first and
connect the negative cable to the new battery
last.
b) Connecting a battery charger - remove the
battery from the welder by disconnecting the
negative cable first, then the positive cable and
battery clamp. When reinstalling, connect the
negative cable last.
c) Using a booster - connect the positive lead to
the battery first, then connect the negative lead to
the ground lead on the base.
To prevent ELECTRICAL DAMAGE when:
a) Installing a new battery.
b) Using a booster.
Use correct polarity - Negative Ground.
• To prevent BATTERY DISCHARGE, if you have an
ignition switch, turn it off when engine is not run-
ning.
• To prevent BATTERY BUCKLING, tighten nuts on
battery clamp until snug.
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WARNING