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• Check the carbon brushes of the brush motors and the sweeping roller motor
• Check the wiper rubber of the side wiper, replace if necessary
Pre-sweep suction unit
• Check the ropes of the pre-sweep suction unit lift system
• Change the plate filter
• Trial run and function test
Hako system maintenance III/S (safety check)
Every 1000 hours, at least once a year
• All maintenance work according to Hako system maintenance II
• Replace the backup battery of the electrical control and set a real-time
clock
• Remove coal dust from the brush motors and the sweeping roller motors
and check the carbon brushes for ease of movement and wear, replace
carbon brushes if necessary (at the latest after 2000 operating hours)
• Change the V-belt in the pre-sweep suction unit
Standard drive rear axle
• Check the wheel bearing clearance of the rear wheels, replace wheel
bearing if necessary
Dosing system (optional)
• Replace the dosing pump hose
• Replace the dosing pump rotor after three years
High-pressure cleaner (optional)
Oil change. For oil, see annex Engine/Vehicle fluids
Pre-sweep suction unit
Replace the ropes of the pre-sweep suction unit lift system
• Trial run and function test
Engine/Vehicle fluids
Oil in the machine
High-pressure cleaner:
SAE 15-W 40 mineral oil. Filling volume: 0.154 kg
High dump hydraulic unit (only B400 RH):
Hydraulic oil HVLP 46 zinc-free. Filling volume: 0.5 l
B400 R (7190)
Hako system maintenance
7
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