SF6 Leak and Tightness Test - Switchgear Tank

Inspection template for documenting SF6 leak checks on switchgear tanks, seals, and gaskets to verify enclosure tightness during routine production testing.

Inspection Identification

• Switchgear tank or enclosure identification recorded
• Test date and time recorded
• Inspector name and qualification recorded
• Applicable work order, serial number, or batch number recorded

Test Equipment and Calibration

• Leak detection method identified
• Leak detector calibration status verified
• Calibration due date is current
• Test equipment serial number recorded
• Reference gas or test standard available and within date

Test Conditions and Setup

• Test pressure recorded
• Ambient temperature recorded
• Test area free of drafts, contamination, and visible damage
• All access covers, ports, and fittings prepared for test
• Lockout-tagout applied where required before opening or adjusting the enclosure

Tank, Seals, and Gasket Integrity

• Tank welds, seams, and body show no visible damage or deformation
• Flange joints and bolted connections show no evidence of leakage
• Seals and O-rings are properly seated and undamaged
• Gaskets are intact, correctly installed, and free of pinching or extrusion
• Valves, fittings, and ports show no visible leakage or residue

Leak Test Results

• Measured leak rate recorded
• Acceptance criterion met
• Leak location identified if applicable

Disposition and Sign-Off

• Inspection result
• Corrective action documented for any non-conformance
• Inspector signature