144 • Replacing the Hydrophobic Disk Filter,
GX-2012 Operator’s Manual
Replacing the Hydrophobic Disk Filter,
Cotton Filter, and Wire Mesh Disk
1. Verify that the GX-2012 is off.
2. Locate the clear plastic filter holder at the top of the GX-2012.
3. Grasp the filter holder and turn it 1/4 turn counterclockwise.
4. Pull the filter holder away from the case. Inspect the cotton dust filter and replace if
dirty.
5. The hydrophobic disk filters and wire mesh disk are located in the case and are
retained by a rubber gasket. Pull out the rubber gasket with needle nose pliers.
Figure 29: Changing the Filters & Wire Mesh Disk
6. Remove the old hydrophobic filters and/or wire mesh disk from the gasket. A
hydrophobic filter is located on either side of the wire mesh disk.
7. Install the new hydrophobic filters and/or wire mesh disk making sure a hydrophobic
filter is located on each side of the wire mesh disk.
8. Reinstall the gasket with the parts into the case. Ensure that the installation stub is
lined up with the pump intake in the filter chamber.
9. Reinstall the filter holder with the cotton dust filter. Align the two wide tabs on the
bottom of the filter holder with the two wide slots in the case where the filter holder
fits. Push the filter holder into the case and turn it 1/4 turn clockwise until it snaps into
place.
Wire Mesh
Disk
Filter Holder
Rubber Gasket
Installation
Stub
Hydrophobic Disk Filter
Cotton Dust Filter
www.calcert.com
1.800.544.2843
0
5
10
15
20
25
30
