A hydrostatic test pump is essential for verifying the strength and leak-tightness of pressure systems like pipelines, plumbing lines, boilers, and gas cylinders. Here’s a step-by-step guide to using hydrostatic test pump safely and effectively:

1. Prepare the System

Before starting the test, ensure the system to be tested is completely installed and free of air. Fill the entire pipeline or vessel with clean water. Make sure all vents are open to allow trapped air to escape.

2. Connect the Pump

Attach the hydrostatic test pump’s outlet hose to the system’s test inlet. Make sure all connections are tight and leak-free. Some pumps may include pressure gauges or relief valves—ensure they are correctly positioned.

3. Fill the Pump with Water

Fill the pump reservoir with water (usually the same as what’s in the system). Avoid running the pump dry to prevent damage.

4. Start Pumping

Manually or electrically operate the pump to increase pressure in the system gradually. Watch the pressure gauge to monitor the build-up. Do not exceed the test pressure recommended by the system’s manufacturer.

5. Hold and Monitor

Once the desired pressure is reached, stop pumping. Hold the pressure for the specified time (typically 5–15 minutes) and check for any drop in pressure or visible leaks.

6. Release Pressure

After the test is complete, slowly release the pressure from the system. Use the pump’s pressure relief valve or open a drain valve on the system.

7. Inspect and Document

Inspect all joints, valves, and fittings for leaks. Record the test pressure and time duration for your records.

Using a hydrostatic test pump properly ensures your system is safe, durable, and leak-free. Always follow safety guidelines and refer to your pump’s user manual for specific instructions.