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FILTER CARTRIDGE / USEFUL LIFE / REPLACEMENT (cont.)
FILTER CARTRIDGE REPLACEMENT
CAUTION: Never remove the sump with water
pressure in the filter.
Observe markings on the cartridge or on the wrap-
per.
i@ 5. Lightly lubricate the o-ring seal in the sump with
silicone grease or Vaseline. Be sure it is fully seated
in the groove.
6. Hold the sump up to the filter head aligning the
handle center hole in the cartridge with the protrusion on the
/_ bottom of the head.
head Note: If the sump will not tighten up to the head you
__:ri_ may have the cartridge in upside down or crooked.
_1[ Take the cartridge out and check for correct orienta-
tion.
cart dge 7. Being careful not to cross-thread turn the sump
uii_ onto the filter head and tighten securely.
_j TURN 8. If the filter is installed for whole house water filter-
s _ ] SUMP ing, partially open a house faucet on the outlet side
I I I,", COUNTER- of the filter housing. Open the sink faucet if the filter
I I /CLOCKWISE is an undersink installation. Then turn the filter han-
TO TIGHTEN dle to ON allowing the filter housing to fill with wa-
SUM P ter.
TO REMOVE
CLOCKWISE handle
./
1. Turn the filter handle to the OFF or BYPASS posi- _ _1
tion to relieve pressure in the filter. It is normal for "___ head
some water to leak out. _1__]_
Note: A special wrench (42-34334) is included for
turning the sump head and removing the sump. See
instructions for use on page 10. \_/
2. Turn the sump off of the filter head to the left or
clockwise. Be careful, the sump is full of water. Do
not lose the large o-ring seal.
3. Be sure the inside of the sump is clean. Use warm,
soapy water and rinse well.
4. Remove the wrapper from the new filter cartridge
and insert the filter cartridge in the sump. Some car-
tridges fit either way, while others fit only one way.
9. Close the house faucet. Then check for leaks be-
tween the sump and the head.
Note: If leaking turn off the water supply and depres-
surize the filter. Then disassemble the filter and
check the o-ring for cuts, flat spots, etc., and sealing
surfaces for foreign material. Relubricate the o-ring
with silicone grease or Vaseline and carefully press
into the groove in the sump.