Whirlpool WHED10 - Manual (Page 8)

4. Remove the wrapper from the new filter cartridge and insert the filter cartridge in the housing.
Observe markings on the cartridge, or on the wrapper for proper installation of the replacement
filter.
5. Lightly lubricate the o-ring seal in the housing with silicone grease or petroleum jelly. Be sure it
is fully seated in its groove.
6. Hold the housing up to the filter head aligning the center hole in the cartridge with the protrusion
on the bottom of the head.
NOTE:
7.
If the housing will not tighten up to the head you may have the cartridge in upside
down. Take the cartridge out and check for correct orientation.
Being careful not to cross-thread, turn (counterclockwise) the housing onto the filter head and
tighten securely.
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 between the housing and the head.
11. If leaks occur, 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
into the groove in the housing.
12. Flush system for 30 minutes.