Crystall Handled Electrometric Detector & Screw driver (ST-1322)

Instruction

1. Insert the banana plug at one end of the testing wire into top metal cap
of the neon-electroscope and ensure sound contact.
2. Clip the alligator clip at the other end of the testing
wire to the grounding (i.e.the automobile’s metal casing )
3. insert the electroscope’s needle head into insulation of the wire to be
measured .
4. A lit lamp in the pen arm indicates a loop(or complete circuit) has
been established at the testing point and the service is normal
if the indicator is not lit it shows there is foult that needs shooting