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Marissa NewmanAug 9, 2025
What to do if pressure on Carbon Zapp CRU.2R screen gauge is erratic?
- RRichard HooverAug 9, 2025
If the pressure on the screen gauge is erratic and no actual pressure is present, it could be due to the software being in DEMO mode. Try reconnecting power to the machine. Also, check the USB connection.