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Technical Manual
Brakes
Dual-circuit braking system
Feature
• Pneumatic disc brakes at all wheels
• Automatic load-dependent brake (ALB)
• Brake wear indicator
• High-pressure system (18 bar) via gear-driven heavy-duty
compressor
• Air dryer
• Spring-loaded parking brake, acting on the rear wheels
3
4
1
2
Design of a sliding-calliper disc brake system
Mercedes-Benz Special Trucks
Diaphragm cylinder
1
Brake calliper
2
Brake carrier
3
Brake disc
4
Advantage
• Uniform braking effect
• No overheating even under continuous stress
• Maintenance- and repair-friendly
• Brake power regulation depending on the load condition
• Timely indication when maintenance is due
• High brake-air pressure
• Less space required for air tank, more space available on the vehicle
• No corrosion
• No freezing of the lines
• High braking force, minimal braking effort required of driver
Disc brakes on all four wheels offer safety in off-road terrain,
even with heavy bodies
Brakes
43
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