Product specifications

8 TROUBLESHOOTING
84
Q TS_1: Temperature sensor 1 error
The cell temperature sensor or sensor circuit fails.
Q DO: Deozonizer temperature
Deozonizer temperature is too low.
Q LAMP: Light intensity
Lamp voltage is below the specified voltage (200 mV).
Note
For replacing parts, contact us.
Q PRE1: Pressure 1
Pressure deviates from the specified range.
The absolute pressure of the pump is 65 kPa or higher.
Note
For replacing parts, contact us.
Possible cause Remedial action Reference
Sensor failure or circuit board
failure
Contact us. ---
Possible cause Remedial action Reference
The instrument has not warmed
up sufficiently.
Warm up the instrument. page 4
The ambient temperature
deviates from the specified range
(5°C to 40°C).
Allow the instrument to stand for a while in an
environment of temperature within the specified ambient
temperature range.
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Possible cause Remedial action Reference
The light intensity of the lamp is
too low.
Replace the lamp. ---
Possible cause Remedial action Reference
The piping has a leak or is
disconnected.
Check to see whether the piping is connected properly.
If the piping is disconnected, connect it properly.
If your remedial action is unsuccessful, contact us.
page 3
The filter is contaminated. Replace the sample filter element. page 78
The pump has deteriorated.
If more than 2 years have passed since the replacement
of the previous pump, replace the pump.
Otherwise, contact us.
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