Checking the seals and gaskets in your hydraulic system is crucial for maintaining integrity and preventing leaks. Here are some guidelines on how often to perform these checks:

### 1. **Routine Inspections**
- **Monthly Checks**: For systems that are heavily used or operate in harsh environments, inspect seals and gaskets at least once a month for signs of wear, damage, or leaks.
- **Quarterly Checks**: For less frequently used systems or those in moderate conditions, a thorough inspection every three months is advisable.

### 2. **Before and After Heavy Use**
- **Pre-Operational Checks**: Inspect seals and gaskets before starting operations, especially if the system will be subjected to heavy loads or extreme conditions.
- **Post-Use Inspection**: After heavy use or following any incidents (e.g., overheating, overload), check seals and gaskets for any signs of failure.

### 3. **During Routine Maintenance**
- **Scheduled Maintenance**: Incorporate seal and gasket checks into your regular maintenance schedule. This could be every 500-1,000 operational hours, depending on the manufacturers recommendations.
- **Fluid Changes**: Inspect seals and gaskets whenever you change the hydraulic fluid, as this is an opportune time to catch any issues.

### 4. **When Noticing Symptoms**
- **Leak Detection**: If you notice any signs of leakage or drops in hydraulic pressure, check the seals and gaskets immediately.
- **Performance Issues**: If the system shows reduced performance or increased noise, it may be indicative of seal or gasket wear.

### 5. **Environment Considerations**
- **Harsh Operating Conditions**: In environments with high temperatures, dust, or moisture, more frequent checks may be necessary (e.g., bi-monthly).
- **Normal Conditions**: In clean and controlled environments, you may extend checks to every three to six months.

### Conclusion

Regular inspections of seals and gaskets can prevent costly leaks and system failures. By following these guidelines and adapting the frequency based on operational conditions and usage, you can maintain the integrity of your hydraulic system and ensure optimal performance.
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