KANOMAX 3522 Piezobalace Dust Monitor - Manual (Page 28)

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10. Troubleshooting
Please review the following troubleshooting tips before requesting a repair.
Symptom Possible Cause Solution
Battery completely discharged.
Turn OFF the power and charge the
battery.
The display does not appear
when the power is turned
on.
Contact failure of the battery
pack. Remove and reinstall the battery
pack.
Blurred screen.
(Hard to see LCD.) The contrast of the display is
not adjusted properly.
Adjust the contrast level, located on
the side of the instrument, with a
screw driver.
Needle is not inserted
properly.
Remove and reinstall the needle.
“WAIT” keeps blinking.
Remove any excess moisture from
the cleaning device and repeat the
cleaning procedure.
High voltage cannot be
supplied
“CLEANING” keeps blinking Clean the sensor.
[START] is pressed during a
measurement.
Repeat the measurement procedure.
Concentration reading is
“――．――”.
[MEAS/CLN] is pressed
during a measurement.
Repeat the measurement procedure
after turning on the high voltage
supply.
Remaining battery power is
low.
Charge the battery immediately.
Battery indicator is blinking.
Battery contacts not seated
properly. Remove and reinstall the battery
pack.
Excess moisture on the sensor.
Remove any excess moisture from
the cleaning device and repeat the
cleaning procedure.
Oily residue on the sensor.
Apply 1-2 drops of detergent to the
smaller sponge of the cleaning
device, insert the cleaning device up
to the scale line, wait 4-5 minutes,
and then pull out the cleaning device.
The measurable range does
not recover even after
cleaning.
The tip of the needle has fused
due to high voltage arcing
causing metal residue to attach
to the sensor area (the crystal). Pull out the needle and check the
sensor area (the crystal). If
discoloration is observed, the
instrument must be sent out for repair.
Communication failure. Incorrect baud rate. Check the baud rate settings.