Draft Beer & Beverage System Troubleshooting Guide
Common Draft System Problems & Solutions
If your draft beer or beverage system isn’t working properly, it can affect product quality, customer experience, and your bottom line. Below are some of the most common issues we see and what may be causing them.
Foamy Beer
Possible Causes:
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Incorrect pressure settings
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Temperature imbalance
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Dirty beer lines
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Improper system balance
What to Check:
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Verify regulator pressure
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Ensure system is properly chilled
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Check for restrictions in lines
If the issue continues, your system may need professional balancing or service.
Flat Beer
Possible Causes:
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Low CO₂ pressure
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Gas system issues
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Leaks in the system
What to Check:
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Confirm gas pressure is set correctly
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Inspect connections for leaks
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Slow or No Pour
Possible Causes:
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Blocked or kinked lines
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Frozen lines
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Pressure issues
What to Check:
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Inspect lines for obstructions
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Verify proper temperature and pressure
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Soda System Issues
Common Problems:
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Flat soda (low carbonation)
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Weak or inconsistent flow
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Syrup delivery issues
What to Check:
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CO₂ levels and pressure
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Syrup connections
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Carbonator function
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Wine Tap System Issues
Common Problems:
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Loss of freshness
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Inconsistent pours
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Pressure imbalance
What to Check:
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Nitrogen or gas pressure
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Line integrity
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System calibration
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Liquor Dispensing Issues
Common Problems:
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Inconsistent pour amounts
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Flow interruptions
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Calibration issues
What to Check:
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System calibration
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Connections and fittings
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Equipment functionality
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When to Call a Professional
Many draft and beverage system issues require proper diagnosis to fix the root cause. Temporary adjustments may not solve the problem and can lead to ongoing issues.
Lonestar Beverage Systems provides professional troubleshooting and repair for draft beer, soda, wine, and liquor systems throughout Central Texas.
Need Help?
If your system is not performing properly, we’re here to help.
Call 512-557-4279
or
Schedule Service Online

