QED ADDP Operation Manual page 6

ADDP Manual
• The first air filter/regulator (5 micron particulate filter) has a gauge and
quick connect fi ings for the compressed air coming from the compressor.
This filter has an automatic drain valve which activates when the fluid level
rises in the filter bowl. (See Figure 1)
• The second air filter for the bubbler sensor system (0.01 micron oil
coalescing filter) has a needle valve to control the air bubbler rate. This filter
also has an automatic drain valve which activates when the fluid level rises
in the filter bowl. (See Figure 1)
Revision 6 – November, 2008
Chapter 1: Equipment
Page 3