Model: TTT-710
9.3 Other Troubles and Countermeasures
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(Continued from previous page)
Trouble contents
Cause
Countermeasure
Error message is not
displayed even though
the waste solution tank
is full
•
Liquid level sensor alarm setting is
invalid.
•
Validate the liquid level sensor alarm setting.
＞＞
(4) “Liquid level sensor alarm setting” in
6.2 “Various Conditions Setting”
•
Waste solution tank liquid level
sensor is faulty.
•
Replace the liquid level sensor.
＞＞
(2) “Waste
solution tank liquid level sensor replacement” in
8.7 “Liquid Level Sensor Replacement”
“RINSE2 EMPTY
Checked RINSE2
Tank” error message is
displayed even through
the liquid level in the
reagent tank is
sufficient.
•
Reagent tank liquid level sensor is
not connected to the external signal
box.
•
Replace the liquid level sensor.
＞＞
(4)
“Reagent washing kit connection” in 4.6
“Optional Parts Connection”
•
Reagent tank liquid level sensor is
faulty.
•
Replace the liquid level sensor.
•
External signal box is not connected
to the product main body.
•
Connect the external signal box.
＞＞
(4)
“Reagent washing kit connection” in 4.6
“Optional Parts Connection”
An error message is
not displayed even
through the liquid level
in the reagent tank is
insufficient.
•
Liquid level sensor alarm setting is
invalid.
•
Validate the liquid level sensor alarm setting.
＞＞
(4) “Liquid level sensor alarm setting” in
6.2 “Various Conditions Setting”
•
Washing water tank liquid level
sensor is faulty.
•
Replace the liquid level sensor.
Measurement does not
start even through the
analytical instrument
start key was pressed.
•
Communication cable with
analytical instrument is not
connected.
•
Connect the communication cable.
＞＞
(2)
“Connection to analytical instruments” in 4.2
“Wiring”
•
The display of this product is not
“READY” display.
•
Make the display of this product “READY”
(Measurement Waiting screen).
Continuous
measurement is not
ended by the specimen
in which end detection
pin is inserted.
•
End table No. setting is lower than
the table No. with inserted end
detection pin.
•
Set the set value of end table No. to the maximum
number of table specimens or to “0” (endless).
＞＞
(2) “Measurement conditions setting” in 6.2
“Various Conditions Setting”
•
Magnetic force of end detection pin
has dropped.
•
Replace the end detection pin.
•
Reed switch inside the product is
faulty.
•
Contact DKK-TOA or your sales representative.
Continuous
measurement is not
ended by specimen of
the set end table No.
•
End detection pin is inserted at
number lower than the set end table
No.
•
Pull the end detection pin and fix it to the end
detection pin holder.
An abnormal sound
like application of a
load is generated at
electrode arm up/down
operation.
•
Grease coating of the elevator shaft
has been consumed.
•
Contact DKK-TOA or your sales representative.
•
Foreign matter has accumulated at
elevator shaft.
Electrode and titration
nozzle touch the
measurement beaker
when the electrode arm
moves down.
•
Electrode cartridge is not suitable
for the size of the table plate
beaker.
•
Select an electrode cartridge suitable for the
beaker size.
•
Center of electrode arm has
deviated from the center of the
beaker.
•
Adjust the electrode arm position.
＞＞
(2)
“Electrode arm position inspection and
adjustment” in 8.6 “Electrode Arm Maintenance
and Inspection”
Electrode and nozzle
touch the washing
reservoir and storage
beaker when the
electrode arm moves
down.
•
Center of electrode arm has
deviated from the center of the
washing reservoir and storage
beaker.
•
Adjust the electrode arm position.
＞＞
(2)
“Electrode arm position inspection and
adjustment” in 8.6 “Electrode Arm Maintenance
and Inspection”
(To be continued)
Summary of Contents for TTT-710
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