KANOMAX 3900 Portable Particle Counter - Manual (Page 85)

9. Troubleshooting 78
9. Troubleshooting
Symptom Possible Cause Maintenance
1) Inside the optical system may be
dirty.
Attach the zero filter and perform aging for a
prolonged time.
After performing a measurement in the highly
concentrated environment, attach the zero filter and
perform aging.
2) The filter’s air tightness may be
deteriorated.
Replace your zero filter.
Cannot obtain Zero Count
(When using a filter)
3) Leaks may be occurring inside the
instrument.
Return the instrument to your distributor or to your
KANOMAX service center for repair.
1) The particle concentration at the
measurement site may be high.
-
2) Inside the optical system may be
dirty.
Attach the zero filter and perform aging for a
prolonged time.
After performing a measurement in the highly
concentrated environment, attach the zero filter and
perform aging.
3) The instrument may be being used
outside the operating environment in
the specifications.
(Measurement Environment Temperature
/ Humidity / Concentration etc)
Use the instrument under the environmental
condition set in the specifications.
Count value is too high
(Higher than the expected)
4) The instrument may require
calibration or repair.
Even after you checked the above 1),
2) and 3), the instrument readings are
still too high.
Contact your distributor or to your KANOMAX
service center for repair.
1) The particle count at the measurement
site may be low.
-
2) The pump vacuum is low. Pay attention to the pump performance.
Check if an error status is displayed on the screen.
3) The instrument may be being used
outside the operating environment in
the specifications.
(Measurement Environment Temperature
/ Humidity / Concentration etc)
Use the instrument under the specified
environmental condition.
Count value is too low
(Lower than the expected)
4) The instrument may require
calibration or repair.
Even after you checked the above 1),
2) and 3), the instrument readings are
still too low.
Contact your distributor or to your KANOMAX
service center for repair.
The output of the option
sensors is not displayed. 1) The sensor may not be connected. Check the option sensor connection.
Touch panel becomes
unresponsive 1) The touch panel may be damaged. Return the instrument to your distributor or to your
KANOMAX service center for repair.