Maintenance 5
General maintenance information
At operating hours
1000 2000 4000 5000 7000
Carried out
8000 10000 11000 13000 14000
Variant: Check the play between the fork clevis and the axle lever and adjust if ne-
cessary.
Perform a brake test.
Electrical system
Check all power cable connections.
Check that the switches
, transmitters and sensors are working correctly.
Check the lighting and
indicator lights.
Cooling system (con
verter and drive axle)
Check that the fans
and the air ducts are working correctly and check for damage.
Clean the fans and the air ducts.
Clean the cooling
fins on the converter and the traction motors.
Battery and accessories
Check the lead-acid battery for damage and check the acid density; observe the
manufacturer's maintenance instructions.
Variant: Replace the non-return valve on lead-acid batteries with electrolyte circula-
tion.
Variant: Observe the manufacturer's maintenance instructions for lithium-ion batte-
ries.
Check the appliance plug and the truck harness for damage.
Check the battery male connector and the battery harness for damage.
Battery co
mpartment
Check that the battery door, and the sensor if necessary, is working correctly and
check for damage.
Check
the battery lock for damage.
Greas
e the battery door hinges.
Variant: Check the oil level of the hydraulic battery carrier and check for leaks. Check
all moving parts for wear and lubricate them.
Variant: Clean the heat sink and the fan on the on-board charger. Check the filter for
the electrolyte circulation pump.
Hydraulics
Check the condition of the hydraulic system, check that it is working correctly and
check for leaks.
Check the hydraulics blocking function (ISO valve).
Check the oil level.
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68011531 EN - 06/2019 - 02 367
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