EN - 26 BAL.0030.0 • 2021-01-19
10 Troubleshooting BRS-LC
10.1 Cleaning unit
10.2 Injection unit (optional)
Fault Cause Troubleshooting
Pneumatic motor does
not run
• Compressed air supply/hose
connection interrupted
• Check all supply lines leading to the motor,
solenoid valve Y2 and threaded fittings
• Motor defective; replace
• Solenoid valve Y2 does not switch • Check the signal output of the robot control
• Valve actuator does not move • Replace solenoid valve
Stroke does not work • Solenoid valve Y1 does not switch • Check the supply lines to the valve and threaded
fitting
Insufficient cleaning • Reamer defective or blunt • Replace the reamer
Torch parts are
damaged
• Wrong equipment parts • Check torch-dependent parts
• Check the immersion depth of the torch
Tab. 14 Troubleshooting BRS-LC
Fault Cause Troubleshooting
No injection • Check the fill level • Top up the anti-spatter fluid
• Compressed air supply/hose
connections interrupted
• Check all supply lines leading to the cylinder and
threaded fittings
• Mechanically operated injection
valve Y4 does not switch
• Replace mechanically operated injection valve Y4
• Anti-spatter fluid is empty • Replace or refill bottle
Too much/too little
spray mist
• Metering quantity incorrectly
adjusted
• Adjust the throttling screw
Too little spray mist • Injection time too short • Check injection time (torch dwell time in injection
unit)
• Operating pressure too low • Check the operating pressure
No spray mist • Operating pressure too low • Check the operating pressure
Tab. 15 Troubleshooting for the injection unit
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