| 摘要 |
<p>A spark plug tester/cleaner designed for testing, troubleshooting and cleaning spark plugs of a gasoline engine and a substitute to trial and error method in diagnosing spark plug troubles. Said device comprising primarily of a metal casing, a spark plug holder welded on top of said metal casing, a plurality of wheel casters securely fastened to bottom of said metal casing, and a handle welded to upper portion of said metal casing for easy transport. Said metal casing encloses a main driving DC motor that drives a high voltage distributor used for high voltage spark testing and troubleshooting, a secondary driving DC motor provided with wire brush for cleaning spark plugs, and a high voltage unit that provides high voltage spark. High voltage level is monitored by high voltage level indicator inclinedly disposed in front said metal casing. Power is provided by an automotive battery internally mounted said metal casing.</p> |
