SICK DUSTHUNTER T50

8 Troubleshooting
81
Q Calibration is not possible
Q Noise is too large
Q Flow is too little
Q Key operation is not possible
Cause Check item Counteraction Reference
Calibration cylinder is empty.
Confirm the pressure of calibration
gas cylinder.
Replace to the new cylinder. page 72
Wrong calibration gas type is
selected
Confirm the calibration gas type. Set the calibration gas type again. page 19
The calibration concentration
set value and the cylinder
concentration value are
different.
Confirm the calibration concentration
set value and the cylinder
concentration indication value.
Set the calibration concentration
again and perform the zero/span
calibration again.
page 19
Calibration gas flow is little
Confirm the flow by the flowmeter on
the analyzer front panel.
Adjust the flow to the specified rate. page 30
Key-lock state Confirm the key lock icon display.
Input the password and release the
key lock state.
page 15
page 52
Others
－
Contact HORIBA.
－
Cause Check item Counteraction Reference
Vibration of the installation
site is too large
Confirm the environment of
installation site
Install the instrument to the place with
little vibration.
－
There is a large vibration
source near from the
instrument.
Confirm the peripheral equipment
and devices.
Avoid any vibration source.
－
Backpressure is applied to
the discharge line.
Confirm the condition of discharge
line.
Either release it into air or prepare
tubing layout free from backpressure.
－
Calibration is not correctly
performed.
Confirm the calibration concentration
setting value and the cylinder
concentration.
Perform the zero/span calibration
again.
page 19
Others
－
Contact HORIBA.
－
Cause Check item Counteraction Reference
Tubes are clogged. Confirm the tubes. Perform the cleaning of tubes.
－
Tubes are bended. Confirm the tubes.
Adjust/fix the defective tubes and
replace them if necessary.
－
Primary filter is clogged. Confirm the filter element. Replace the filter element. page 61
Mist catcher is clogged. Replace the mist catcher.
If the alarm is cleared, use the
replaced mist catcher.
page 64
NOx converter element is
clogged.
Replace the NOx converter.
If the alarm is cleared, use the
replaced NOx converter.
page 67
Secondary filter is clogged.
Drain mist is mixed in.
Check the secondary filter.
Replace the secondary filter and
perform cleaning.
page 62
Others
－
Contact HORIBA.
－
Cause Check item Counteraction Reference
Key lock state Confirm the key lock icon displayed.
Input the password and release the
key lock state.
page 15
page 52
Others
－
Contact HORIBA.
－