DEGONG Troubleshooting Guide: Keep Your Brewery Equipment Running Smoothly

Running a brewery requires consistent equipment performance, precise process control, and reliable hygiene management. When brewing systems encounter problems—whether during mashing, fermentation, cooling, or packaging—production efficiency and beer quality can be affected.

This guide summarizes the most common brewery equipment issues and provides practical solutions to help brewers maintain stable, high-quality operations.

1. Why Brewery Equipment Issues Occur

Brewing equipment operates under demanding conditions involving heat, pressure, chemicals, and continuous mechanical wear. Common causes of equipment issues include:

• Incorrect equipment sizing or specifications

• Insufficient maintenance

• Improper cleaning or sanitation practices

• Poor equipment layout or installation

• Inadequate operator training

Understanding the root causes helps brewers prevent repeated failures and improve long-term productivity.

2. Common Brewery Equipment Problems and How to Resolve Them

A. Pump and Wort Transfer Problems

Typical Symptoms:

• Slow or inconsistent wort flow

• Pump vibration or cavitation

• Blocked hoses or pipelines

Possible Causes:

• Pump capacity too small for required head pressure

• Incorrect pump type for viscous wort

• Hoses clogged by hop residue

Solutions:

• Select pumps with proper flow rate and pressure head

• Use sanitary hoses with appropriate diameters

• Install hop filters or screens to reduce blockage

• Inspect pump seals, impellers, and valves regularly

B. Inefficient Cooling or Heat Exchange

Typical Symptoms:

• Slow cooling of wort

• Increased glycol consumption

• Temperature variations

Possible Causes:

• Scaled or dirty heat exchanger plates

• Chiller capacity not matching brewery demand

• Incorrect glycol concentration or flow rate

Solutions:

• Clean and descale heat exchanger plates as part of routine maintenance

• Verify glycol temperature, flow rate, and concentration

• Upgrade chiller capacity if brewing volume has increased

• Ensure proper wort and glycol flow balance

C. Fermentation Tank Issues

Typical Symptoms:

• Temperature instability

• Excessive foaming or pressure buildup

• Difficulty cleaning tank interiors

Possible Causes:

• Insufficient glycol jacket coverage

• Faulty pressure relief valves

• Inadequate tank design or poor internal weld finishing

Solutions:

• Use tanks with full-coverage glycol jackets

• Test and maintain PRVs and CIP spray balls

• Ensure smooth internal tank surfaces for easier cleaning

• Upgrade insulation for consistent temperature control

D. Cleaning and Sanitation Problems

Typical Symptoms:

• Contamination or inconsistent beer flavor

• Haze or unwanted microbial activity

• Residual buildup in pipes or fittings

Possible Causes:

• Incomplete CIP spray coverage

• Incorrect chemical concentration or cleaning cycles

• Piping dead-legs that retain liquid

Solutions:

• Optimize CIP design to eliminate shadow areas

• Standardize chemical dosing and cleaning cycles

• Replace old hoses, fittings, and gaskets regularly

• Maintain cleaning records for traceability

E. Brewery Layout and Workflow Issues

Improper system layout increases labor, extends brew day duration, and increases contamination risk.

Solutions:

• Arrange equipment in a linear, logical flow from milling → brewhouse → fermentation → packaging

• Minimize hose lengths and unnecessary equipment movement

• Ensure safe working areas and ergonomic operating zones

F. Safety and Pressure Control Risks

Typical Causes:

• Inadequate pressure monitoring

• Faulty valves or blocked venting

• Lack of operator training

Solutions:

• Install certified pressure relief systems

• Conduct regular valve inspections

• Train staff to understand pressure control and emergency actions

3. Preventive Practices for Reliable Brewing Operations

• Choose Properly Sized, High-Quality Equipment

Correct sizing prevents unnecessary strain and premature failure.

• Establish a Routine Maintenance Plan

Regular lubrication, inspection, and replacement of wear parts reduce unplanned downtime.

• Strengthen Operator Training

Well-trained staff can diagnose issues early and prevent operational errors.

• Track Performance Data

Monitoring temperature, pressure, and flow trends can detect problems before they escalate.

4. Conclusion

Brewery equipment issues are common but manageable when solved with proper knowledge, high-quality equipment, and preventive maintenance. By understanding common problems and applying practical solutions, breweries can improve efficiency, reduce waste, and achieve consistent beer quality.

DEGONG is committed to providing reliable brewing equipment and technical support to help brewers maintain smooth, efficient production.