
Fleck 5600-SXT Softener Installation & Startup Guide
Page 10
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Rev 072514
13.
Begin by sliding the plastic brine injector nut on to the brine tubing by putting the tubing through the
non-threaded side of the nut. Next, slide the black (or clear) compression ring on to the tubing with
the narrower diameter going on first. Then slide the taller, white compression ring on to the tubing
with the wider diameter going on first. The two compression rings should lay flush against each other
on the tubing. Slide them in to the brine injector nut and place the brine tubing into the brine valve.
Finally, push the brine injector nut, which now has the compression rings inside of it, on to the
threading of the brine valve and rotate the nut clockwise, screwing it on to the brine valve. Tighten it
down to finger tightness. The tubing should be firmly attached and not slide out if pulled on.
14.
Repeat step 14 to attach the tubing to the perm solution tank. This uses the same process, but on the
brine tank valve.
Or it may need to be installed like this, with the tube going through, depending on the design (below).
15.
Add approximately 5 gallons of water to the brine tank, and then fill the brine tank about 2/3 full of
salt. It is OK to use any kind of water softening salt, however we find that extra coarse salt works
better than pellets. You do not have to add water to the brine tank again after this first time during
the start-up.
16.
See the over-flow barbed fitting on the side of the brine tank. You do not have to connect this to a
drain. If the safety float were to malfunction, there is a small chance that the brine solution will drip
out of this fitting. If this would cause a big mess where you have installed the softener, hook some
tubing to this and run to a bucket, floor pan or floor drain. Normally no brine will leak out of this
fitting.