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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
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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. |
Untangles the lines
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2
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Input pressure too low
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If your home pressure is within the model's regulation. Make sure you have the right model.
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Make sure all the feed valves are fully turned on or 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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Rectify the problem
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4
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Excessive Demand
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Make sure the model's capacity can support your humidifier, ice-maker and fridge's demand
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or
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5
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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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6
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Clogged Membrane
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7
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ASO Clogged
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8
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Check valve clogged
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Replace the Check Valve
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9 |
Tank pressure too low |
Test the Pressure by using pressure. An empty 4 gallon tank should have 5 psi and empty 14 gallon tank should have 7psi.
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10
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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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11
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Check valve clogged
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Replace the Check Valve
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12
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Stage 5 filter clogged (Extremely Rare) |
Replace stage 5 filter
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