RO-90 Ultra Reverse Osmosis Troublshooting

Below are the common problems you might encounter as an APEC RO Owner. Please identify the problems on your RO Unit with the help of the diagrams. Click on the problems for solutions and literatures. If problems persist, please call your APEC technical support center for further instructions (Toll Free: 1-800-880-4808).

Problem
Visual reference and brief explaination
Generally refer to the RO faucet. Figure 1 and Figure 2
Generally refer to the RO faucet. Figure 1 and Figure 2
Drain line at Point W on Figure 1
RO water from the faucet
The Check Valve. Point E on Figure 2
ASO. Point C on Figure 2
Milky colored water
See Figure 1 and Figure 2
All connections and Possible missing O-Rings
RO water

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