Underground leak location- Telecon, Water, Pipe work systems
Purpose: To locate leaks in underground pipe work systems
Test steps: Pressurize system with trace gas 95% N2 / 5% H2, Allow time for leakage from system, Walk system on surface to locate and mark site, Excavate and repair.
Instruments: 9012 XRS, Surface probe 8612
Typical leak specification of test gas: Excavate at highest response