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FILTER CARTRIDGE
REPLACEMENT
CAUTION:
Never
remove
sumps
with
water
pres-
sure in the filter system.
1. Close
the water
supply
shut-off
valve
(FIG. 1,
page 4) to the filter.
Open
the filtered
water
faucet
to relieve
pressure
in the system.
2. Turn
the sump
off of the filter head,
to the left or
clockwise
1/4 turn. Be careful,
the sump
is full of wa-
ter. Do not lose the large o-ring
seal.
FIG. 6
ca_ridge
S
o-ring
seal
TURN
SUMP
CLOCKWISE
TO REMOVE
Filter I
head
TURN
SUMP
COUNTER-
CLOCKWISE
TO TIGHTEN
Filter II
3. Be sure the inside
of the sump
is clean.
Use hot,
soapy
water
and rinse
thoroughly.
4. Remove
the wrapper
from the new filter cartridge
and insert
the filter cartridge
in the sump.
Be sure the
two o-rings
are towards
the filter head.
Note: If you are installing
two different
types
of filter
cartridges,
be sure to install
in filters I and II as the
guideline
on page
3 shows.
5. Lightly
lubricate
the o- ring seal in the sump
with
silicone
grease
or Vaseline.
Be sure it is fully seated
in its groove.
6. Hold
the sump
up to the filter head
aligning
the
protrusion
on the cartridge
with the center hole in the
bottom
of the head.
Note: If the sump
will not tighten
up to the head you
may have the cartridge
in upside
down.
Take the car-
tridge
out and check
for correct
orientation.
7. Turn
(counterclockwise)
the sump
onto
the filter
head
1/4 turn.
8. Repeat
steps 2 through
7 at the other filter.
9. Open
the filtered
water
faucet.
Then, slowly
open
the water
supply
valve
and allow
the filter housing
to fill.
10. Close the filtered
water faucet.
Check for leaks be-
tween
the sump
and the head.
11. Remove
and replace batteries
to reset counter
and
timer.
Note: If leaking,
turn
off the water
supply
and open
the filtered
water
faucet
to depressurize
the filter.
Then
disassemble
the filter and check the o-ring
for
cuts, flat spots,
etc., and sealing
surfaces
for foreign
material.
Clean the o-ring
and lubricate
with silicone
grease
or Vaseline.
Carefully
press the o- ring into the
groove
in the sump.
12. Taste and Odor
Cartridges:
A taste and odor car-
tridge
contains
activated
carbon,
a black
powder.
When
new, open
the filtered
water
faucet
and allow
fine, harmless
carbon
particles
to purge
from the car-
tridge.
Close
the faucet
when
you no longer
see the
"fines"
in the filtered
water,
or approximately
2-3
minutes.
9
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