Background
Depending on when you purchased your PCNC 440, you may have one of two different styles of ATC’s. This page will go over the alignment and troubleshooting of the legacy unit.
Alignment
Reason: Upon install, or after a ATC malfunction, adjustment may be needed on your ATC.
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Align the ATC with the Spindle Nose.
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Align the ATC in the X direction.
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Adjust ATC Tilt in X Axis
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Adjust ATC Tilt in Y Axis
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Adjust Tray Rotation
Troubleshooting
Forks Breaking During Tool Changes
Reason: Misalignment
Forks Breaking After Several Successful Tool Changes
Reason: Loose hub
Power Draw Bar Does Not Activate
Reason: Check valve
Solenoid Activates but PDB Does Not
Reason: Blocked air lines
Low Air Pressure
Reason: Compressor not keeping up. Optional Legacy ATC air pressure sensor not adjusted properly
Check to make sure your PSI is set to at least 90 PSI. Make sure your FRL reflects the same value.
If you have the air pressure sensor installed - see Low Air Pressure or Malfunctioning Air Pressure Switch - PCNC 440 for adjustment.
ATC Fails to Reference Tray
Reason: Misaligned sensor or magnet. Bad sensor.
ATC Tray Sensor Not Detecting Arrival
Reason: Misaligned magnet/sensor. Bad sensor.
