OTC 7645 Parasitic Draw Tester soap bucket 75" (19mm)

75" (19mm)

No hot fluids on hands

Also suitable for motorcycle and marine applications

A revised and updated version of the classic TIF Slimline scale

Tool Description: Cam Gear Holding Tool

OTC 7645 Parasitic Draw Tester soap bucket 75" (19mm)OTC Parasitic Draw Tester Finding electrical problems that drain the battery is getting harder all the time. But using No. 7645 with your digital amp meter takes the guess work out of a complicated job. Attach the test switch between the negative battery cable and the battery, and then road test the vehicle. Next, connect an amp meter to the switch to determine the parasitic amperage draw, and locate the excessive electrical drain on the battery.