HANS
™ Premium Water
Appliance
Owner’
Manual
45
6.
Verify that the O-ring is properly seated in the groove of the filter housing. Re-apply
silicone lubricant if needed.
7.
Tighten the filter housings by hand until snug, then tighten another 1/8 turn using the
filter wrench.
Changing the Stage 4 Filter
1.
Set the system to bypass and turn the pump
off or power off the system (see Figure 69).
Figure 69. Bypass
2. Isolate pressure tank.
Close line in and line out on plastic pressure
tank tee (see Figure 70).
Figure 70. Pressure tank tee
3.
Open the drain valves at the bottom of the
filter housings and drain filters into
container. This will alleviate pressure by
draining the water around each filter (see
Figure 71).
Figure 71. Drain valves
4.
Turn filter housing wrench counterclockwise
to remove the large blue filter housings (see
Figure 72).
Figure 72. Filter housings
CAUTION:
Use caution because filter may be slippery, wet, and heavier than
expected.
