INSTRUCTION MANUAL
Model HC
2.1.4.5
Reference 219
Page 32 of 46
Changing of afterfilter elements (continued)
The afterfilter elements are to be changed according to the
following steps:
A. AF-350 and below
Isolate the filter by closing the manual valves before and
after the filter.
Completely depressurize the filter.
Loosen and drop bottom bowl.
Remove the element(s) from the filter housing.
Install new element(s) to original position in housing.
Inspect o-ring or gasket. Replace if necessary.
Screw bottom bowl assembly to top head.
Slowly repressurize the filter.
Check for air leaks with soap solution.
Place back into service.
Rev 2
06/20/2013