Shut-down – Agilent Technologies Quaternary Pump 1100 Series User Manual
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Troubleshooting and Test Functions
Shut-Down
Shut-Down
An external instrument has generated a shut-down signal on the remote line.
The quaternary pump continually monitors the remote input connectors for
status signals. A LOW signal input on pin 4 of the remote connector generates
the error message.
Probable Causes
•
Leak detected in another module with a CAN connection to the system .
•
Leak detected in an external instrument with a remote connection to the
system.
•
Shut-down in an external instrument with a remote connection to the
system.
•
The degasser failed to generate sufficient vacuum for solvent degassing.
Suggested Actions
❏ Fix the leak in the external instrument before restarting the quaternary
pump.
❏ Check external instruments for a shut-down condition.
❏ Check the vacuum degasser for an error condition. Refer to the Reference
Manual
for the Agilent 1100 Series vacuum degasser.