Page 77
SILKOSTAT 9210
Problem
Symptom
Solution
6. CALIBRATION
Wrong configuration of the calibration
solution concentration
Reprogram the calibration solution
concentration (SiO
2
)
Wrong concentration of the standard
solution
Prepare a new standard solution.
Wrong laboratory analysis of the
calibration solution concentration
Verify the SiO
2
concentration of the
laboratory calibration solution.
Wrong chemicals products or olds or
contaminated
Wrong purity ? New supplier ? Clean the
reagents bottles.
Reagents canisters connected in a
wrong order.
Verify the flow of the circuit
"MAINTENANCE/PUMPS-OTHERS" menu.
Reagents tubes connected in a wrong
order.
Verify the flow diagram
Wrong concentration
Prepare a new reagents batch
Wrong chemical products or old or
contaminated
Wrong purity ? New supplier ?
7. REAGENTS
Wrong reagents proportional
Verify the good running order of the pumps.
Bacterial developpement in reagent R3
(greenish deposit)
Add 40 ml of sodium benzoate at 1 g/l
White deposit in the reagent tubing R1
Immerse the tubing in an ammoniac solution
according to the procedure described in the
menu MAINTENANCE/TUBING CLEANING
8. PHOTOMETER
Wrong or irregular measure
•
Verify the photometer "MAINTENANCE /
PHOTOMETER TEST " . In this menu
measurement values of reference and
measurement during the last calibration
of the measurement cycle appears. The
typical values of these values are in the
following table.
•
Is there an error message ?
Содержание POLYMETRON 9210
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