PerkinElmer Photovac 2020 Manual page 143

Cause: UV lamp is too wide, causing flow to be restricted.
Action: If you have a UV lamp with a white serial
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: Sample outlet is obstructed.
Action: Ensure the sample outlet in not obstructed
Cause: Pump has been damaged.
Action: Contact the Service Department.
Problem: Liquid has been aspirated.
Cause: 2020 has been exposed to a solvent that can pass
through the inlet filter.
Action: Contact the Service Department.
Problem: Corrosive gases and vapors have been sampled.
Cause: 2020 has been exposed to corrosive gases and
vapors.
Action: Corrosive gases and vapors can affect the
See Removing and Replacing the UV
Lamp on page 116.
number label, it is possible that the lamp is
too wide for the lampholder. Contact the
Service Department.
in any way.
electrodes within the detector as well as the
lamp window. Prolonged exposure to
corrosive materials may result in permanent
fogging or etching of the window. If 2020 is
exposed to corrosive material, contact the
Service Department.
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Troubleshooting
141