Iijima PACK MASTER RO-105S, Руководство по эксплуатации

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Symptom Check Action
Refer-
ence
page
Has water or foreign matter gotten between
the oxygen sensor and housing?
Remove the oxygen sensor and clean the inside of the
housing. Lightly wipe the metal mesh at the center of
the oxygen sensor surface with tissue paper, etc., to
remove any moisture or foreign matter. Replace the
needle, membrane filter, check valve, and sampling
tube with new parts.
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22
Are there any factors that could cause the
measurement environment temperature
to change drastically? (Close to the air
conditioning blow-off port, heating appliance,
etc.)
Take the measurement in a room with little temperature
change, where it is not affected by air conditioning.
If the symptoms are not resolved even after
taking the above actions and confirming the
calibration conditions, the oxygen sensor
membrane may be damaged.
Replace the oxygen sensor with a new part.
(Contact the dealer from which you purchased the
product if the warranty is still valid.)
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Printer error
Is the printer or personal computer connected
correctly?
Correctly connect the printer.
20
Are the communication settings with the
printer or personal computer correct?
Reset the communication settings. (Refer to the
Operation manual enclosed with the PACK MASTER
or printer.)
20
Negative pressure
detected
This message indicates that
a negative pressure lower
than -40kPa was detected.
Is the check valve mounted in the correct
direction?
Re-mount in the correct direction so that the narrow
side of the check valve faces the sampling tube.
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Is the needle, membrane filter, check valve, or
sampling tube clogged?
Check for clogging. If clogged, unclog the part or
replace it with a new part.
If the symptoms do not improve, make a request for
repairs.
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21
22
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Has water or foreign matter gotten between
the oxygen sensor and housing?
Remove the oxygen sensor and clean the inside of the
housing. Lightly wipe the metal mesh at the center of
the oxygen sensor surface with tissue paper, etc., to
remove any moisture or foreign matter. Replace the
needle, membrane filter, check valve, and sampling
tube with new parts.
If the symptoms do not improve, replace the oxygen
sensor with a new part.
(Contact the dealer from which you purchased the
product if the warranty is still valid.)
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If the symptoms are not resolved even after
taking the above actions and confirming the
calibration conditions, there may be a clog
inside the main unit.
Make a request for repairs.
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High concentration gas
detected
This message indicates that high
concentration gas was detected
at 40%O
2
or higher for two
minutes or more.
Was a high concentration gas sample just
measured?
If the sensor is exposed to high concentration gas, the
life could be shortened. When halting measurements
for two minutes or longer, measure the atmosphere
once to lower the concentration
If the symptoms are not resolved even after
taking the above actions, the main unit or
sensor may be faulty.
Make a request for repairs.
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