Volkswagen Golf 1999 Service Manual page 4312

Battery, removing and installing
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Battery is inserted correctly when
center cut-out in battery foot strip
aligns with threaded hole in battery
carrier -arrows-.
- On batteries with a hose for
central venting ensure that the
hose is not squashed. Only then
can the battery vent freely.
- On batteries without a hose for
central venting ensure that the
opening on the upper side of the
battery cover is not blocked.
Note:
New generation batteries are
equipped with a central gas venting
system and integrated flame trap.
Function: Gases produced during
charging escape through a central
opening on the side of the upper
cover. The integrated flame trap
prevents flammable gases in the
battery from igniting. The flame trap
is comprised of a small round
fiberglass mat with a diameter of 15
mm and a thickness of 2 mm.
Working as a one-way-valve, it
allows gases produced during
charging to vent.
- Install hold-down bracket with bolt
(tightening torque: 25 Nm).
- Reconnect battery
49 .
CAUTION!
Results of inadequately secured
battery:
Shorter battery service life due
to vibration damage.
Battery cell and plate damage.
Electrolyte leakage due to
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