Test fitting for anti-siphon valves

• For function testing all diaphragm / piston anti-siphon valves

Testing procedure:
• Screw in testing device filter cup into the available system heating oil filter (not required when using oil filter cups with testing and drainage devices)
• Plug the hose into the testing drain and connect an oil suction pump to the other side of the test fitting
Then, a vacuum is produced with the pump

• Delivery contents:
- Test fitting with long filter cup
- Low-pressure manometer
- Hose
- Test cup with drainage device
- Plastic device case

• Safety devices against siphonage must be functionally checked every five years in accordance with approval