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2020 Software Manual
WARNING
WARNING
Falt4: Pump current too low or too high.
130
approximately 90º and then try to start 2020
again. If the fault persists, replace the lamp.
Cause: UV lamp is not installed.
Do not remove or replace the UV lamp in a hazardous location.
Action: Install a UV lamp. See Removing and
Replacing the UV Lamp on page 116.
Cause: UV lamp has failed.
Do not remove or replace the UV lamp in a hazardous location.
Action: Install a new UV lamp. See Removing and
Replacing the UV Lamp on page 116.
Cause: You are using a lamp with a getter. The getter is a
glass wool plug in the tail of the lamp.
Action: Use only getterless lamps (Part No.
MX350023) in 2020. Do not use lamps that
contain a getter.
Cause: Electronic problem.
Action: If a new UV lamp still generates this fault,
then contact the Service Department.
Cause: If the pump sounds labored, then the pump is
operating beyond normal operating parameters.
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Troubleshooting
