Applicable Systems
Speedmaster XL 106
Symptoms
The printing press reports an ink duct key anomaly. One or more ink duct keys are not responding to control commands.
Possible Causes
- Ink duct key motor failure or stuck
- Ink duct key position sensor fault
- Ink duct key mechanical binding from dried ink
Troubleshooting Steps
- Step 1: Test the ink duct key motor for operation
Motor responds to control commands - Step 2: Verify the ink duct key position sensor reading
Sensor reports correct position - Step 3: Clean the ink duct key mechanism of dried ink
Key moves freely without binding
How to Reset
To reset: Repair the ink duct key, then clear the alarm on the HMI.
Source: Heidelberg Speedmaster Operating Manual, Heidelberger Druckmaschinen AG
Category: Printing