Norgren Lubricators - Manual (Page 5)

Lubricators Overview
Littleton, CO USA Phone 303-794-2611 Fax 303-795-9487 ALE-14-E
Problem
No Drip Rate
Oil Foaming
Oil Emulsified
Drip Rate changes after setting
Possible Cause
Oil adjustment knob fully clockwise.
Low oil level.
Airflow through lubricator too low.
Blocked oil filter screen.
Air leaks.
Over aeration.
Water in lubricator.
Fade.
Remedy
Readjust knob.
Check oil level.
Use smaller size lubricator.
Remove bowl and sight feed adjustment dome and
clear syphon tube.
Remove sight feed adjustment dome and clean or
replace screen located in dome assembly.
Check bowl, filler plug and sight dome seals.
Tighten if necessary.
Check bowl seals for slight leaks.
Fit filter immediately upstream.
Readjust drip rate.
1.10 SIMPLE LUBRICATOR TROUBLESHOOTING