Diatomaceous earth filter troubleshooting and treatment methods

### Filtration Quality Issues and Solutions:

1. **Symptom**: Filtration quality does not meet requirements.**Causes**:

- Insufficient filter aid added.

- Short cycle time, leading to uneven adsorption in the filter layer.

- Faulty beverage pump.

- Air inside the filter body and piping not removed.

- Damaged filter cloth and rubber separator.**Solutions**:

- Add sufficient filter aid.

- Increase the cycle time.

- Check and ensure the beverage pump is functioning properly before operation.

- Remove any air from the filter body and piping.

- Inspect and replace the filter cloth and rubber separator if damaged.

2. **Symptom**: Slow filtration.**Causes**:

- Excessive filter aid added.

- Low inlet pressure.

- Overfilled filter mud.

- High fluid viscosity.**Solutions**:

- Reduce the amount of filter aid appropriately.

- Increase the inlet pressure.

- Clean the sludge promptly.

- Reduce the viscosity of the filtrate.

3. **Symptom**: Filter leakage.**Causes**:

- Housing gasket not properly installed or damaged.

- Clamp or handwheel not tightened.**Solutions**:

- Replace or properly install the gasket.

- Tighten the clamp or handwheel securely.

4. **Symptom**: Infusion pump pressure not meeting requirements.**Causes**:

- Pump seal malfunctioning.

- Pump malfunction.

- Suction tube too soft.**Solutions**:

- Replace the pump seal.

- Identify and repair the pump malfunction.

- Use a spring-loaded hose for the suction tube.