Specifications

74 DECADE user manual, edition 9
Possible cause Remedy
Cell potential too low Optimise potential
Contaminated buffer (high I
cell
) Replace buffer, do not recycle the buffer
Baseline oscillations
Possible cause Remedy
Malfunctioning pump (regular
pattern)
Check pump (seals, valves)
Overtightened cell bolts Adjust cell bolts, check pump pressure
Air bubbles in cell or REF Maintenance REF (see flow cell manual)
Temperature oscillations Set oven temperature
Contaminated buffer (high I
cell
) Replace buffer, do not recycle the buffer
Fouled WE Clean WE (see flow cell manual)
Fe
++
in buffer Add EDTA, passivate metal parts with
HNO
3
Saturation of output
Possible cause Remedy
Damaged REF Check with spare REF, replace if
necessary
Damaged WE Replace cell block
Cell incorrectly connected Check connections (REF: black, WE: red,
AUX: blue)
Cell potential too high Optimise cell potential
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