PerkinElmer Photovac 2020, Manual

Page: 133 / 190

Troubleshooting
131
Action: Check for an obstruction in the sample line.
Make sure the sample line, the sample
probe and the inlet filter are not blocked.
WARNING
Do not replace the inlet filter in a hazardous location.
Action: Replace the inlet filter. See Replacing the
Sample Inlet Filter on page 120.
Action: Ensure the sample outlet, located on the
underside of 2020, is not obstructed.
Cause: UV lamp is too wide, causing flow to be restricted.
WARNING
Do not remove or replace the UV lamp in a hazardous location.
Action: If you have a UV lamp with a white serial
number label, it is possible that the lamp is
too wide for the lampholder. Contact the
Service Department.
Cause: 2020 has been exposed to a solvent that can pass
through the inlet filter and liquid has been aspirated.
Action: Contact the Service Department.
Cause: The pump has failed.
Action: Contact the Service Department.