Bio-rad Econo Gradient Pump Kits Manual de usuario descargar pdf (Pagina 41)

Problem Possible Cause Solution

Cannot Pump must be Insure that pump is stopped.

calibrate stopped in order to

pump calibrate pump

RPM has been Select Flow Rate in screen 1 of

selected Setup.

Valves do not Pump is off Turn on the pump.

respond or

actuate Valve cabled to Mixer and/or Aux valve must be

wrong connector plugged in to its correct socket.

Chart recorder Pump is off Turn on the pump.

or fraction

collector does Valve cabled to Chart recorder or fraction

not respond wrong connector collector must be plugged in to

its correct connector.

Wrong fraction Setup screen 14 allows choice

collector specified of a Model 2110, 2128 or none.

in setup Select the appropriate choice.

The proper Valves plugged See section 3.2 to plug valves

valves do not into wrong port. into the correct port.

appear on the

display

EGP program Wrong device Ensure that only the fraction

starts plugged into I/O collector or chart recorder is

unexpectedly port plugged into the I/O port.

Ensure that pin #3 is not

shorted.

Troubleshooting

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Bio-rad Econo Gradient Pump Kits Manual de usuario Pagina 41