Ispring UVF55FS - Page 7

Step 5–Insert the quartz tube into the Filter chamber. Step6–Install O-ring onto the closed end of the quartz tube.
Step7–Hand-screw closed end nut on the filter
chamber(closed end of quartz tube). To protect the O-ring,
do not over tighten.
Step8 –Hand-screw open end nut on the filter chamber
(open end of quartz tube). To protect the O-ring, do not
over tighten.
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