4
B400 R (7190)
Hako system maintenance
Hako system maintenance
Hako system maintenance I (every 250 hours)
Battery and charger
Check the battery and the charger
Check the cables and plug connections of the battery and the charger for
ease of movement, wear and corrosion
Check the battery acid level and acid density, refill demineralised water
if necessary
Check the setting in the battery management system (BMS) and in the
charger
Electrical system
Check the electrical system (lighting, fuses and relays), replace parts
if necessary
Make sure the latest software version is installed, update software
if necessary
Read out the event log memory
Check all the power connections to the controllers, drive control, power
relays, fuses, power distributors
Steering and brake
Check the steering for stiffness
Check bearing clearance of the pinion and the universal joints
Check the steering pinion and gear rim for damage, grease if necessary.
Check proper functioning of the parking brake at the front and rear
(only X-AC drive)
Check the unlocking function of the parking brake at the front and rear
(only X-AC drive); check indication on the multifunction display
Check the brake for proper functioning
Braking deceleration when pressing the brake button must be noticeably
stronger than when releasing the accelerator pedal
Wheels
Front wheel: check the condition of tyres and the wheel mounting screws,
re-tighten if necessary (170 ± 25 Nm)
Rear wheels: check the condition of tyres and the wheel mounting screws,
re-tighten if necessary. Standard drive: 50 Nm, X-AC drive:
72 Nm
