Atlas Copco DC 200

Cutter drums do not turn / are blocked
Cause Remedy By
Cutting material trapped between cutter
drum and gear
Shut down machine, depressurise and safeguard against
a restart.
Remove trapped cutting material.
Allow cutter to run in reverse briefly.
Carrier driver
Disassemble cutter drums Workshop
Hydraulic pump pressure is too low Increase pressure via the excess pressure valve and
observe the max. values.
Carrier driver
No oil pressure Check hydraulic pump and valves. Carrier driver
Damage to the internal parts of the
hydraulic motor
Consult the Atlas Copco Customer Center/Dealer in your
area.
Rinse leakage oil line.
Exchange hydraulic motor.
Replace tank line/leakage oil filter cartridge.
Atlas Copco Customer
Center/Dealer in your area
Damage to the internal parts of the gear Consult the Atlas Copco Customer Center/Dealer in your
area.
Dismantle gears.
Replace damaged parts.
Atlas Copco Customer
Center/Dealer in your area
Check valve installed inverted Install check valve as per hydraulic installation plan
version 1.
Workshop
Cutter drums turn too slowly
Cause Remedy By
Hydraulic pump delivery volume too low Increase delivery volume. Carrier driver
Replace hydraulic motor with a motor recommended by
Atlas copco with a lower displacement volume.
Atlas Copco Customer
Center/Dealer in your area
Poor efficiency of the pump for the
hydraulic motor
Replace hydraulic motor or pump. Atlas Copco Customer
Center/Dealer in your area
Oil leaks between hydraulic pump and
hydraulic motor
Replace damaged hydraulic hoses.
Tighten connection elements.
Workshop
Transverse drum cutter stops moving with light pressure
Cause Remedy By
Carrier operating pressure too low Check operating pressure and adjust to recommended
value.
Carrier driver
Safety and operating instructions DC 200, 400, 600, 1000, 1200, 2000, 2100, 2900
58 © Construction Tools GmbH | 3390 5192 01 | 2016-12-01
Original instructions