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Drain Valve / Water Drain Plug
By allowing controlled drainage of condensate, the valve helps prevent corrosion, freezing, and internal damage to air system components such as valves, compressors, and brake chambers. Made from corrosion-resistant metal with a durable sealing mechanism, it ensures long-lasting reliability even under harsh conditions. Its compact design allows easy installation and quick manual operation for routine maintenance.
Regular use of this drain valve improves air quality, enhances system safety, and extends the life of critical braking components.
Key Features
- Manual drain plug for air tank moisture removal
- Prevents corrosion, freezing, and contamination in air systems
- Durable, corrosion-resistant body and sealing components
- Simple and quick operation for daily or periodic maintenance
- Improves air-brake reliability and component life
Product Specifications
| GROUP | MODEL | REF. PART NUMBER | SPECIFICATIONS |
|---|---|---|---|
| 11.074 | 3128, 2523, 2528 | A4004320107 | Drain Valve – Water Drain Plug – Air Tank Moisture Release Valve |
Process Steps
- Ensure vehicle is parked and air system is depressurized.
- Locate the drain point on the air reservoir.
- Rotate or pull the drain valve to release accumulated water and contaminants.
- Allow complete drainage before closing the valve.
- Check for proper sealing and any air leakage.
- Repeat regularly to maintain air system health.
FAQ
Why is draining the air tank important?
It removes moisture that can cause corrosion, freezing, and air system malfunction.
How often should the drain valve be used?
Daily in humid conditions; otherwise as part of routine maintenance.
