Power test probe with extra replacement bulb
6V – 24V DC ** Caution – DO NOT TEST ON STANDARD WALL OUTLET! This tester is for DC power only **

Please read bulb replacement guide at the top of this Tab on this web page, for clear instructions

1. Unscrew the top of the probe handle, and remove the Cover & the pen handle clip. The bulb should slide out along with the spring.

2. Slide in the bulb resistor side towards the probe (the none resistor side towards the top where the cap will be put back on.

3. Then slide the Spring, then the Clip and the Cap. Tighten securely.

4.If the bulb is installed correctly, the light should be emitting brightly Green, if the light emits dim red light, you will have to re-open and flip the bulb the other way around

Correct Bulb Installation
5_Fuse Testing Probe - PWR-TEST-PRB - Light up2

Reversed Bulb
Fuse Testing Probe - PWR-TEST-PRB - Light up1