Perma Pure Ambi-GASS User Manual
Page 11
11
Ambi-GASS User Manual
5. Maintenance
5.1 Filters
If the system is fitted with a pre-filter, it should be checked regularly to ensure that the element is in
good condition. If the element appears to be dirty or begins to cause a flow restriction in the
system, it should be replaced.
Filter Element Replacement
1.
Loosen bolt on bottom of filter (see Figure 5).
2.
Gently pull apart assembly and remove old element.
3.
Place new element into grooves in top and bottom of housing.
4.
When re-assembling, inspect for o-rings on top and bottom pieces and on center bolt.
5.
Install glass shell onto bottom piece
6.
Place new element in groove in bottom piece. Be sure that element is seated correctly and
parallel to glass shell.
7.
Carefully mate bottom assembly onto top piece. Slight twisting motion may be required to
allow shell to slip over o-ring seal.
8.
Visually make sure element is seated correctly in top groove.
9.
Replace bolt through hole in bottom piece and screw clockwise into top piece. Do not to
over-tighten center bolt or damage may occur. It should be just tight enough as to not
vibrate loose. Over-tightening will not help filter to seal.
Bolt
Bottom Cap
Shell
Top Cap
O-ring
Figure 5