Cause Oil sight glass loose
Remedy Tighten.
Fault The expected process vacuum level is not reached
Cause Too high-pressure drop between process and pump inlet
Remedy Check the process lines for the correct size and leaks and correct if necessary.
Cause Clogged air inlet lter element
Remedy Replace the lter.
Cause The pump cannot reach stated vacuum
Remedy Refer to The pump cannot reach stated vacuum on page 43.
07/2020 - Page 45
A35104880_B - Fault nding
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