71
Maintenance the batteries
Always remove the main fuse before
working on the batteries or electrical/
electronic components (fig. 42)!
!
Caution:
Do not touch the battery terminals
with tools, cable ends or other
metallic items. Risk of short cir-
cuit and explosion!
Avoid naked flames and sparks in
the vicinity of the batteries. Risk
of explosion!
Brochure < Safety information >,
section entitled < General informa-
tion on electrical systems > and <
Service >!
+
Note:
Water can collect in the battery box
when driving in rain in unfavoura-
ble conditions. Collected water
should only be removed by a spe-
cialist workshop. Risk of injury
from acid!
Maintenance-free batteries
Maintenance free batteries with
bound electrolytes as for example gel-
batteries
These batteries do not require
maintenance,
are leak proof,
vent plugs are not visible,
acid-tightness cannot be meas-
ured.
42
+
Note:
The wheelchair with a CAN-bus-
electronic and according operating
module (fig. 42.1) is generally fit
with maintenance free batteries.
42.1
