Air Leak test and Air Flow test for the Automotive Industry
Automotriz
Electric vehicles
Electric components
Home appliances
Medical equipment
Food Industry
Other industries
| Test piece | Reference leak | Recommended test method | Recommended product |
| Axis (inner/outer) | 2.5 mL/min | Air | LS-R902/ LS-R700 |
| Axis (interior/interior) | 75 mL/min | Air | LS-R902/ LS-R700 |
| Injector | 0.005～0.4mL/min | Air / Helium | LS-R902/ LDS3000AQ |
| Intake manifold | 0.5～4mL/min | Air / Helium | LS-R902/ LDS3000AQ |
| Water pump | 0.25 mL/min | Air / Helium | LS-R902/ LDS3000AQ |
| Air suspension reservoir | 1.0×10-9 Pa・m³/s | Helio | LDS3000 |
| Air tank | 1.0×10-5 Pa・m³/s | Helio | LDS3000 |
| Housing extension | 5 mL/min | Air | LS-R700/ LS-1866 |
| Engine assembly | 5 mL/min | Air | LS-R902/ LS-R700 |
| Oil pan | 1 mL/min | Air | LS-R902/ LS-R700 |
| Oil pump | 1 mL/min | Air | LS-R902/ LS-R700 |
| Oil pump cover | 5 mL/min | Air | LS-R902/ LS-R700 |
| Canister | 10 mL/min | Air | LS-R902/ LS-R700 |
| Crankcase (water jacket) | 1.5 mL/min | Air | LS-R902/ LS-R700 |
| Crankcase (crankshaft quarter) | 1.5 mL/min | Air | LS-R902/ LS-R700 |
| High pressure valve | 1.0×10-3 Pa・m³/s | Helio | LDS3000 |
| Compressor box | 2 mL/min | Air | LS-R902/ LS-R700 |
| Vehicle muffler | 20 mL/min | Air | LS-R902/ LS-R700 |
| Vehicle camera | 0.25 mL/min | Air | LS-R740ZL/ LZ-R155 |
| Vehicle rear view camera | 0.25 mL/min | Air | LS-R740ZL/ LZ-R155 |
| Vehicle charging connector | 0.2 mL/min | Air | LS-R700/ LS-1866 |
| Compressor | 0.1 mL/min | Air | LS-R902/ LS-R700 |
| Cylinder block (oil channel) | 10 mL/min | Air | LS-1881/ LS-R902 |
| Cylinder head (water channel) | 2 mL/min | Air | LS-1881/ LS-R902 |
| Cylinder head (oil channel) | 15 mL/min | Air | LS-1881/ LS-R902 |
| Cylinder head cover | 6 mL/min | Air | LS-R902/ LS-R700 |
| Cylinder head (water channel) | 2 mL/min | Air | LS-1881/ LS-R902 |
| Round stainless steel oil cooler | 0.2 mL/min | Air / Helium | LS-R902/ LDS3000AQ |
| Turbocharger housing | 2 mL/min | Air | LS-R902/ LS-R700 |
| Timing chain cover (water/oil channel) | 1 mL/min | Air | LS-R902/ LS-R700 |
| Tank set | 35 mL/min | Air | LS-R902/ LS-R700 |
| Differential case | 8 mL/min | Air | LS-R902/ LS-R700 |
| Leaks in the fuel system of the cylinder injection engine | 0.01 mL/min | Helio | LDS3000 |
| Torque converter | 10 mL/min | Air | LS-R902/ LS-R700 |
| Heat exchanger | 0.2 mL/min | Air / Helium | LS-R902/ LDS3000AQ |
| Fuel tank | 0.15 mL/min | Air / Helium | LS-R902/ LDS3000AQ |
| Harnes | 0.5 mL/min | Air | LS-R700/ LS-1866 |
| Battery | 0.1 mL/min | Air / Helium | LS-R902/ LDS3000AQ |
| Heating unit | 1 mL/min | Air | LS-R700/ LS-1866 |
| Fuel supply pipe | 0.3 mL/min | Air | LS-R902/ LS-R700 |
| Brake caliper | 0.5 mL/min | Air | LS-R740SH/ LS-R902 |
| Brake booster | 24 mL/min | Air | LS-R700/ LS-1866 |
| Front cover | 0.02 mL/min | Air / Helium | LS-R700/ LDS3000AQ |
| Upper tank | 8.3×10-4 Pa・m³/s | Helio | LDS3000AQ |
| Lighthouse | 0.5 mL/min | Air | LS-R902/ LS-R700 |
| Master cylinder | 2 mL/min | Air | LS-R902/ LS-R700 |
| Mofler / Exhaust | 20 mL/min | Air | LS-R902/ LS-R700 |
| Transmission assembly | 1.5 mL/min | Air | LS-1881 LS-R902 |
| Radiator | 1.7×10-3 Pa・m³/s | Helio | LDS3000AQ |
| Water cooler reservoir tank | 18 mL/min | Air | LS-R902/ LS-R700 |
| Lower deck | 4 mL/min | Air | LS-1881/ LS-R902 |
| ABS System | 0.1 mL/min | Air | LS-R740SS |
| EGR cooler | 8.3×10-5 Pa・m³/s | Helio | LDS3000AQ |
| EGR recirculation valve | 1 mL/min | Air | LS-R700/ LS-1866 |
| Engine Assembly Fuel System | 6.0×10-3 Pa・m³/s | Helio | XL3000FLEX |
| PSD touch sensor | 0.8 mL/min | Air | LS-R740WL |
| SCR Sensor | 2.1×10-4 Pa・m³/s | Helio | LDS3000 |