Ispring UVF55FS Installation And Maintenance Manual page 8

Step 9–Connect 4-pin electrical socket with UV lamp pins tightly.
Step 11–Install the cover cap and hand-tighten onto open
End Nut.
Step10 –Carefully insert the UV lamp into the quartz
tube through open end nut.
Step 12–Insert the flow switch on the outlet, please
notice the water flowing direction.
- 7 -