Water Quality

Troubleshoot Guide: Slow to No Output

RO-Pump (Test flow speed: A, D, T1, F) To determine what causes Slow Output, please do "Slow Output Troubleshoot Tests" below, and then give us your test results. Test Point D: Check Input Pressure...

Cloudy "Milky" Water - RO-PUMP

Problem: Cloudy and aerated "milk" water from RO spigot clears up in a while. Causes: Air in water source, accumulates on top of tank, and dispenses out ...

RO-PUMP - Color/Taste/Smell

  Problem Causes Solution 1 Milky Colored Water Air in the system Air in the system is a normal occurrence with intial starting up the RO system. This milky color look will disap...

RO-Pump Troubleshooting

Below are the common problems you might encounter as an APEC RO-Pump Owner. Please identify the problems on your RO-Perm with the help of the diagram. Click on the problems for solutions and ...

RO-PERM Waste Water: Slow to No Shutoff

The causes to the Shut off 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 appl...

RO-Perm - Slow and Little water output

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 applie...

RO-PERM - Vibration/Noise

Noise can be sproadic and periodic as a result of sudden surge in water pressure in your household. If it does occur, don't be too over anxious to pinpoint the cause. Observe and give it a fe...

RO-PERM - No RO water output

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 ...

RO-PERM Model - Leaks

We suggest that when you install the RO system that you put a paper towel underneath the RO system to determine if any minor leaks exist. Make sure all connections are securly tight and teflo...

RO-Perm - High TDS

The causes to the High TDS 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 s...

RO Perm - Troubleshoot Guide: No Shut-Off

When the wastewater from your RO runs non-stop all day, and cannot shut off even when the tank is full. 3 possible causes: Broken or insensitive Permeate Pump (cannot shut off). Broken or clogged ...

Waste Water Ratio Test

Purpose: The RO takes 4-5 gallons of waste water to make 1 gallon pure water. So the "Waste Ratio" should be 4:1 to 5:1. If waste water is less than this ratio, the TDS will be high. See Fig...

RO Perm - TDS Test

How to Use the TDS Meter The TDS* meter is used to test your water's quality before and after the RO system. It also tells you when the membrane needs to be changed. Please follow instructi...

Re-Pressurising your tank

Turn off feed water supply to RO. Drain the old tank completely thru the spigot. Close the tank's valve. Point Y on Figure 1. Disconnect the YELLOW line from the tank valve. Locate the pressure v...

Sanitize your system

The best time to do this is when you are changing your filters, preferably all 5 filters. Steps: Drain the system, including the tank. Shut off all valves (Point X and Point Z on figure 1)....