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.