10 Troubleshooting
10 Troubleshooting
Risk of injury and machine damage when handled by unauthorized persons
Incorrect repair work and changes of the product may lead to significant injuries and machine damage.
The product warranty will be rendered invalid if the unit is handled by unauthorized persons.
• Operating, maintenance, cleaning and repair work may only be carried out by qualified personnel
NOTICE
• If the measures described below are not successful, please consult your dealer or the manufacturer.
• Please also consult the operating instructions for the welding components, such as power supply,
Fault
Cause
Compressed-air
• Compressed-air supply / hose connection
interrupted
motor does not run
• Valve actuator does not move
Insufficient cleaning • Milling cutter defective or blunt
Torch parts are
• Wrong equipment parts
damaged
No spray function
• Check level
• Compressed-air supply / hose connections
interrupted
• Way valve Y4 does not switch
• Valve actuator Y4 does not move
• OR valve for the injection and air-blast unit is stuck
Too much / too little
• Metering quantity incorrectly adjusted
spray mist
Too little spray mist
• Injection time too short
• Air-blast time too long
• Working pressure too low
No spray mist
• Cylinder empty
No air-blast function • Way valve Y3 does not switch
• Valve actuator Y3 is stuck
• OR valve for the injection and air-blast unit is stuck
Tab. 11
Troubleshooting
EN - 20
DANGER
(in Germany see TRBS 1203).
compressed air line.
Solution
• Check all supply lines leading to the cylinder and
the screwings
• Motor defective; replace
• Replace way valve
• Replace milling cutter
• Check torch dependent parts
• Check immersion depth of torch
• Refill anti-spatter agent
• Check all supply lines leading to the cylinder and
the screwings
• Check signal output of robot control
• Replace way valve Y4
• Clean or replace the OR valve
• Change setting of throttle screw
• Extend signal output of robot control
• Reduce signal output of robot control
• Increase working pressure
• Replace cylinder
• Check signal output of robot control
• Replace way valve Y3
• Clean or replace the OR valve
BAL.0149.0 • 2017-05-17
BRS-LCi