TAP-42X SerieS
16
A.J. Antunes & Co.
P/N 1010976 Rev. G 03/12
maIntenance
Snap
Ring
End
Cap
Ultra Filter
Housing
Ultra Filter
Cartridge
End Cap
O-rings
Cartridge
O-ring
Cartridge
O-ring
End Cap
O-rings
Snap
Ring
End
Cap
Remove the Elbow
from this point
on either side
of the system to
access the
UF Cartridge
figure 13. replacing the Ultra filter element
replacing the Ultra filter cartridge
nOte: always install a new carbon element after replacing
the Ufl cartridge.
This procedure involves depressurizing the system, replacing
the UFL cartridge, and then repressurizing the system.
DepressUrIze tHe system
1. Depressurize the system using the
07
program.
Simultaneously press the
VIew
and ▲ buttons. The red
system LED illuminates and the system displays “
--
“
on the display.
2. Use the ▲ and ▼ buttons to scroll to
07
.
3. Press the
flUsH
button.
The system performs the
07
program, which consists of
the following stages:
•
d1
(Close Inlet Valve stage)
•
d2
(Open Drain Valve stage)
•
d3
(Close Permeate Valve stage)
4. When the
07
program completes, place a bucket under
one end of the Ultra Filter Cartridge Housing.
5. Refer to Figure 13 (and inset). Locate the elbow fitting
on the desired side of the cartridge and push the collet
squarely in against the face of the fitting. With the collet
held in this position, the fitting can be removed from the
tubing. Water drains into the bucket. Discard this water.
nOte: make sure there is enough room next to the system
to remove the cartridge.
6. Remove the Snap Ring from the Ultra Filter housing.
Grab the raised lug with a pair of pliers and pull towards
the center of the end cap and away. The ring should lift
out of its groove.
7. Remove the End Cap, End Cap O-ring, and Cartridge
from the housing (Figure 13).
nOte: If the cartridge does not easily come out of the
housing, remove the opposite end cap for assistance
during step 4.
8. Inspect the cartridge O-rings and end cap O-ring for
nicks or cuts. Replace as needed.
9. Lubricate all O-rings with a food-grade silicone lubri-
cant. Apply a light coating of lubricant to the inside
center tube at both ends of the new cartridge.
10. Record the serial number of the new cartridge. The
cartridge serial number is engraved on one end of the
outer tube (for example: 05K 12013).
11. Install the End Cap O-ring on the End Cap and insert
the End Cap into the end of the new cartridge.
12. Position the new cartridge and End Cap at the housing
and gently insert into the housing.
13. Press the End Cap into position until it is fully seated
and the Snap Ring groove is visible.
