15
Tubing Adapter Fittings
1.
Completely disassemble the fitting. Refer to
Figure 4 to familiarize yourself with the names
of the component parts.
2.
Make sure the tubing is cut off reasonably
square and that no plastic burrs or ridges are
present.
3.
Place the grab ring and back-up ring in the hex
nut in the order and orientation shown in
Figure 4. Thread the nut onto the adapter. DO
NOT use the o-ring at this time.
4.
Push the tubing through the nut until it bottoms
out in the adapter.
5.
Remove the adapter nut and tubing. Place the
o-ring over the tubing. Be careful not to push
the back-up ring or grab ring further back on
the tubing when installing the o-ring.
6.
Install the hex nut on the adapter and hand
tighten.
I
NSTALLATION
Figure 4: Typical Polypropylene Tubing Adapter Installation
Caution
Do not tighten tube fitting hex nut with
a wrench. Tight connections can be
easily made by hand.
