Applicable Systems
Lithrone G40
Symptoms
The printing press reports an air pump overheating alarm. The pneumatic air pump for suction and blow air is overheating.
Possible Causes
- Air pump cooling blocked by dust or debris
- Pump running continuously at maximum capacity
- Pump internal wear causing inefficiency and heat
Troubleshooting Steps
- Step 1: Clean the air pump cooling surfaces
Cooling surfaces are clean and unobstructed - Step 2: Reduce pump demand by optimizing suction and blow settings
Settings are optimized - Step 3: Inspect the pump for internal wear
Pump operates efficiently
How to Reset
To reset: Allow the pump to cool, then clear the alarm.
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Source: Komori Lithrone Operating Manual, Komori Corporation
Category: Printing
Published: 2026-10-11
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