Yanmar YDG Series - Disconnecting and Connecting Battery Cables

BEFORE YOU OPERATE
YDG Operation Manual
59
Disconnecting and Connecting
Battery Cables
1. When disconnecting cables, loosen and
disconnect negative (–) cable (Figure 15, (1))
first from battery.
2. Disconnect positive (+) cable (Figure 15, (2))
from battery last.
Figure 15
A DANGER
EXPLOSION HAZARD!
• Keep the area around the battery well-
ventilated. While the engine is running
or the battery is charging, hydrogen
gas is produced which can be easily
ignited.
• Keep sparks, open flame and any other
form of ignition away while the engine
is running or battery is charging.
• Failure to comply will result in death or
serious injury.
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A DANGER
EXPLOSION HAZARD!
• NEVER check the remaining battery
charge by shorting out the terminals.
This will result in a spark and may
cause an explosion or fire. Use a
hydrometer to check the remaining
battery charge.
• If the electrolyte is frozen, slowly warm
the battery before you recharge it.
• Failure to comply will result in death or
serious injury.
0000007en
A WARNING
BURN HAZARD!
• Batteries contain sulfuric acid. NEVER
allow battery fluid to come in contact
with clothing, skin or eyes. Severe
burns could result. ALWAYS wear
safety goggles and protective clothing
when servicing the battery. If contact
with the skin and / or eyes should
occur, flush with a large amount of
water and obtain prompt medical
treatment.
• Failure to comply could result in death
or serious injury.
0000007en
0002489
(2)
(+)
(-)
(1)