Atlas Copco Hydraulic Breaker HB4700

Check the adapter plate and the breaker box for cracks every week

Have rework activities or repairs carried out in time to avoid major damage

The wear rails in the lower section of the breaker box can be replaced as required

Please consult the Atlas Copco Customer Center/dealer in your area

NOTICE! If the wear rails have worn severely, this may cause damage to the basic body of the breaker box

Carry out this visual check whenever the hydraulic attachment has been removed from the carrier

Check the adapter plate bolts for excessive wear such as cracks, pitting or severe erosion

Visual check of the tensioning bolts through the service openings placed at the top of the breaker box's rear side

Check the screw connections and tighten as required

Check the pins in the retainer bars

Check that the plugs of the retainer bars are in place and are not damaged

Check the connecting fittings of the ContiLube® II system for leaks;

Replace the oil filter cartridges

Check the fill pressure of the HP-accumulator

Sign off on the hydraulic breaker service

Visual check of all lines from the pump to the hydraulic attachment

Visual check of all lines from the hydraulic attachment to the tank

Check for any loose screw connections

Check for any loose hose clamps

Sign off on the hydraulic lines check

Warning: Chisel paste is environmentally harmful and must not penetrate the ground or enter the water table or water supplies.

Dispose of chisel paste polluted by dust and of cloths with chisel paste in accordance with the applicable regulations to avoid environmental hazards.

Regular cleaning and greasing of the installed parts and their holders safeguards their operation and improves the availability of the hydraulic breaker.

Can the floating ring move freely?

If the floating ring is stuck, remove the floating ring, counter ring and guide ring.

Is the space in front of the flexible wiper clean of all loose dust?

If the wiper is damaged, replace it.