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The causes to the output problem are listed in the timeframe that you've owned your RO system. The grey background applies to systems in use for under 3 months and the white background applies to systems in use for more than 3 months. When trying to identify the causes of slow and little output. Isolate the RO system by shutting off our dependant applicances. Such as: ice-maker, fridge and humidifier. The causes are listed from the most frequent and probable to the least likeliest. |
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Causes
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Identify
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Solution
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1
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Feed water blocked |
Make sure all lines to the RO system and within the RO head are not obstructed. Make sure the feed valve, needle valve and tank ball valve are turned on. |
Visual examination of your RO
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2
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Input pressure too low
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Make sure you have the right model.
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Exchange for the appropriate model. |
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3
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Wrong Line Installation
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Using RO pictures and the owner's manual. Make sure all lines are correctly connected.
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4
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Defective Membrane Housing (Extremely Rare) |
Waste water flows non stop down the drain line and no RO water.
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Replace the membrane housing. |
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4
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Clogged pre-filters
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See the condition of the 3 pre-filters. The life span for the 3 pre-filters are 8 - 12 months.
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5
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Clogged Membrane
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6
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Bad Pump
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7
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Tank pressure too low
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Use pressure gauge to monitor the tank. Ideal pressure is 5psi for the 4 gallon tank and 7psi for he 14 gallon tank
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8
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Tank bladder ruptured
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Locate the pressure valve on the tank to see if water is leaking out. If water is leaking out, then the tank needs to be replaced. Furthermore, a raptured tank tends to be very heavy compared to regular full tank.
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9
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Check valve clogged
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10
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Stage 5 filter clogged
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Test the filter
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11
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Defective Faucet (Very Rare) |
Make sure the line to faucet is not blocked and no debris is blocking the flow way
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