Job Description:

• 1) Tests efficiency of enamel insulation of finished aluminum battery containers, using electrical testing apparatus and chemical solutions: Places lid on metal fixture wired to instrument panel to test coating on lid.

• 2) Dips instrument terminal in chemical solution and rubs terminal over surface of lid, observing sparks that indicate insufficient insulation.

• 3) Outlines areas that emit sparks with crayon to guide workers in applying additional enamel coating.

• 4) Fills container with chemical solution to test interior insulation.

• 5) Dips tip of rubber-covered rod, connected to ohmmeter, in solution and observes instrument dial to determine if insulation is effective within specified tolerance.

• 6) Marks acceptance symbol on satisfactory containers.

• 7) Moves testing rod around interior of container until panel light indicates defect in container.

• 8) Pours solution out of container to level of defective area.

• 9) Moves tip of wired bar over surface of container until sparks occur indicating location of defect.

• 10) Marks and segregates defective containers.