Chapter 5 Troubleshooting
HA-8190V 5-18
T-453 Damper high pressure
Cause The tube is clogged.
Remedy a Touch to clear the trouble.
b Turn off the power and contact your distributor.
T-454 Pressure sensor
Cause There is a problem with the pressure sensor.
Remedy a Touch to clear the trouble.
b Turn off the power and contact your distributor.
T-455,
T-457 - T-461
Fluid pumping problem
Cause Air has entered the fluid pump.
Fluid is leaking from the eluent tubes or fluid pump.
Remedy a Touch to clear the trouble.
b Remove air from the tube by priming (see page 4-52: On the [Priming menu] screen, select
<1. Automatic>).
c If the trouble persists, pump fluid (see page 4-52: On the [Priming menu] screen, select
<2. Pump>). Open the temperature control box cover while pumping fluid, and tighten the tube
that is leaking.
d If the trouble persists, turn off the power and contact your distributor.
T-470, T-471 Temperature sensor
Cause There is a problem with the temperature sensor.
Remedy Turn off the power and contact your distributor.
T-472 - T-478 Temperature control
Cause The room temperature is outside the measurement environment temperature range of between
10°C and 30°C.
The temperature controlling unit did not operate properly.
Remedy a Touch to clear the trouble.
b Adjust the room to a temperature between 10°C and 30°C.
c If the trouble persists, turn off the power and contact your distributor.
T-480 Optical unit detector
Cause The room temperature is outside the measurement environment temperature range of between
10°C and 30°C.
The optical unit detector did not operate properly.
Remedy a Touch to clear the trouble.
b Adjust the room to a temperature between 10°C and 30°C.
c If the trouble persists, turn off the power and contact your distributor.
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