Volkswagen Marine SDI Series Operating Manual page 56

Checking acid level
Please observe the warnings on
the previous page.
The battery is virtually maintenance-free
under normal operating conditions. How-
ever, at high outside temperatures or during
long, daily operating hours it is advisable to
check the acid level from time to time. The
acid level must also be checked after each
charging process.
Battery without magic eye
The acid level is always to be at the max.
mark on the long side. Never top up above
the max. mark and do not allow the acid
level to drop below the min. mark.
The concerned battery cells must be filled
up to the max mark with distilled water at
the latest when the acid level reaches the
min mark.
Do not overfill the battery cells as
the battery acid could then escape
through the
This can lead to parts and corrosion
damage.
After topping up, the battery cell must be
tightly sealed with the battery plugs.
We recommend having the acid level
checked and corrected by a VW Marine
Service Partner.
Note
The use of gel batteries on board is recom-
mended.
INSPECTION
gas escape holes.
Removing battery
Start by making certain that the ignition and
all vehicular electrical equipment and
systems are switched off.
To remove the battery, first disconnect the
negative cable (usually black or brown), then
the positive cable (usually red). Then
unscrew the battery mounting.
INSPECTION
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