Troxler 3400-B Series - Page 68

Appendix A-8
Instrument counts moisture but not density.
 Replace Density Module.
 Replace Front Panel Module
*
.
 Replace G-M tubes.
Instrument counts density but not moisture.
 Replace the Moisture Module.
 Replace the Front Panel Module
*
.
 Replace the He
3
tube.
Instrument counts moisture and density but is erratic and
will not meet stability test.
 Replace the Density or Moisture Module as required.
 Replace the High Voltage Module.
 Replace detectors/tubes as required.
Instrument counts moisture correctly, but density count is
approximately half the normal value.
 Check for a defective contact at the G-M tube.
 Replace the defective G-M tube.
 Replace the Density Module.