15
2. After finding the grounded by-pass, you need to seek from its sub
by-pass.
3. Clip the current clamp on different point of the line, if you detect
grounding point on point A, but not point B, then the fault point is on the line
between A and B.
Part 8. Matters need attention
1. Before using this instrument, please read our instructions carefully.
2. When using this instrument, if DC system bus-bar already have insulation
monitor, you must turn it off or quit in order to avoid its interference to our
instrument's test.
3. When you find the instrument failure, please contact us in time, we will
offer maintenance and replacement, please do not tear down the instrument
yourself.