To perform the operations described below,
the electrical supply to the tow tractor must be
cut off:
– Immobilise the tow tractor
– Switch off the ignition, and remove the key
– Press the emergency stop button
– Open the battery compartment door
– Unlock the battery
– Remove the battery from its compartment
using a suitable tool
Gel battery
– Check for traces of sulphate in the compart-
ment and frame
– If there is only minimal sulphate build-up,
just wipe the top of the cells with a damp
cloth
– If sulphate build-up is substantial, you must
jet wash the battery and clean the frame
Lead battery
– Check that there is no electrolyte in the bot-
tom of the compartment. To do this, con-
nect the suction bulb supplied with the bat-
tery to the plastic plunger tube
– Pump off any electrolyte that may have spil-
led between the cells
– Clean the top of the cells with a damp cloth
CAUTION
In the event of substantial sulphate build-up or ex-
cessive electrolyte spillage, please contact the after-
sales service department as soon as possible.
After these checks have been performed,
please lock the battery correctly and close the
battery compartment door.
Maintenance
5
Chassis, bodywork and fittings
1331191 801 15 51 EN - 02/2021 - 10
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