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HOW TO REPLACEMENT THE FILTER
IMPORTANT! Stop water flow prior to filter replacement.
How to Replace the Filter
When the indicator reaches 9999 it is time to change your filter You will also want to
1
replace your filter if any of these situations occur:
- Severely reduced flow rate - slower than usual even with full flow on the control valve.
- Abnormally bad taste - usually due to a sudden change in quality of source water.
- A period of inactivity of over one month - for instance an extended vacation.
2
Open the filter housing cover.
-Push in on the plastic ridges in the center of the filter housing cover on the side while
pulling the door out and to the left. Swing door out and remove it.
Remove the expired filter.
3
-Taking hold of the filter securely with your right hand, press the
filter firmly down against the spring loaded mechanism to disengage
the top of the filter and then pull it toward you and up to remove it.
- The upper part of the filter is separated from housing by pressing
firmly down. Once you have engaged the spring loaded mechanism,
you can then easily remove the filter from the main body
by pulling it toward you.
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Insert the new filter into the compartment.
4
-Remove the plastic caps covering both ends of the new filter.
-Seat the large opening on the bottom of the filter cartridge onto the base.
- Push the filter down and into the housing compartment ensuring the opening at
the top of the filter is seated properly into the fitting at the top of the housing.
Check for leaks by running water through your ionizer before replacing the housing cover.
5
6
Flush out the GAC carbon dust.
- Water will now come through the two output hoses.
The water will initially be discolored. This is carbon dust.
Allow the water to flow for 1-2 minutes to flush out the filter.
This is not harmful and is typical of all carbon filters.
Replace the filter housing cover.
7
Reset the filter life indicator.
8
- With your Neptune in standby mode (water not running through the ionizer)
press the "Reset" button located at the top of the filter housing compartment until the counter
resets to 0000.
Reset
Button
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