Jandy JEF-IN Instructions D'installation page 11

18. Place a gasket on the pipe-side of the proper nipple and put the nipple
through the hole in the pipe clamp (Figure 6).
19. Tighten the pipe clamp down enough to compress the gasket but do not
over-tighten.
20. Install the black feed tubes to the nipples with the hose clamps, paying
close attention to the inlet and outlet orientations. Ensure that the tubing
does not interfere with the maintenance of the pool equipment, and will not
be prone to being stepped on or otherwise disturbed.
21. Prior to adding chemicals, run the system and inspect hose connections
and seals to ensure there are no leaks.
Figure 6. Connecting Hardware
Page 11