Culligan H-30 - Manual (Page 13)

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1. Locate the system’s supply valve and turn off the system’s water supply.
2. Open the dispenser faucet and drain the storage tank.
3. Place the filter assembly in a dish pan or similar container to catch any
dripping water.
4. Relieve the pressure in the system by loosening the threaded tubing
connector at the bottom of the RO membrane filter housing. Retighten
the fitting.
5. Pull the u-clip from the top of the particle prefilter housing. (Fig. 4)
6. Push the top cap into the housing to free the o-ring seal, then pull the
top cap from the housing.
7. Remove the particle prefilter element from the housing and discard.
8. Clean the inside of the housing and top cap.
9. Lubricate the new particle prefilter cartridge o-ring with water and
insert the new filter cartridge into the top cap. Note: If Model H-30S-R,
do not install particulate/carbon filter at this time.
10.Pour two tablespoons liquid chlorine bleach or 3 ounces hydrogen
peroxide into the particle prefilter housing.
11.Assemble the housing, the top cap and the u-clip.
12.Repeat steps 5-8 and remove the activated carbon cartridge and, if
using chlorine bleach, the RO membrane filter.
NOTICE: If the RO membrane filter is to be reused, place it in a new
plastic bag to keep it clean.
13.Assemble the empty housings and replace the u-clips. Make sure all
tubing is connected properly.
14.Turn on the supply valve and allow the system to fill with water. Once
water begins to drip or flow from the faucet, close the faucet and allow
the tank to fill.
15.Turn off the supply valve and allow the system to sit for ten minutes.
16.Open the dispenser faucet and drain the storage tank.
17.Repeat steps 4, 5, 6, 9, and 11 for replacement of the activated carbon,
particulate/activated carbon (Model H-30S-R) and RO membrane filter
cartridges.
18.If using hydrogen peroxide, disconnect the storage tank tube from the
tubing tee. With an eyedropper or similar device, inject one tablespoon
of hydrogen peroxide into the tube and reconnect it to the tee.
19.Note the direction of flow and disconnect the tubing from the
polishing filter. Fig. 5.
20.Note the direction of flow and install the new polishing filter.
21.Replace the filter assembly into its mounting location.
22.Repeat step 14.
23.After the storage tank has filled (3-4 hours), open the faucet and drain
the storage tank to flush the new polishing filter and any remaining
sanitizing solution from the system.
24.Allow the system to refill. Your system is now ready for use.
25.Record your service on the chart at the end of this booklet.