With the situation of heavily polluted water sources in our country, water purifiers are present in most households. In the process of using the water purifier, you will inevitably encounter problems such as the machine running continuously but not having clean water, the sewage valve being loud, the water taking out the gas bubble, etc. The information below will help you find the cause and how to fix this situation.
- The machine runs continuously for a long time but still has no clean water.
- Water flowing into cup No. 1 is not full, but only half a cup or 1/3 cup.
- The sewage valve is loud.
- The pump part of the water filter beeps.
- The intake hose and the wastewater line have air bubbles coming out.
- The water taken out of the cup has white bubbles.
If you see these phenomena in your water purifier, then surely your machine has a faulty air bubbles.
Water removed from the cup with white bubbles.
It can be due to the following reasons:
- Sudden loss of water supply while the machine is operating.
- The water supply for the water purifier is weak.
- When replacing filter elements, filters or repairing cores, filters without blowing air.
- When the filter is installed, let the machine run immediately while the water has not been fully flowing into the filter system.
It is possible that when you replace the water filter element, you do not release air bubbles.
- First, you disconnect the power supply and lock the pressure valve of the water purifier .
- Next, you remove the front elbow of the RO filter to remove the air inside the filter cup.
- After removing the air in the cup, turn the filter cup and leave about 1-2 genetic lines, then plug in the power and open the pressure vessel to fill the cup to help push the air out of the cup and then tighten the cup. back to the beginning.
- You perform the same steps with filters 1,2,3.
- Once done, check to see if the machine still sounds and if the water is still bubbles. If so, continue with the steps above.
Note: When you have done the above steps too many times and still cannot fix the error of the machine, you should ask a water purifier to come to repair it promptly.
National Voter Registration Day is September 15, 2026. Learn how to register online, by mail, or in person and verify your voter status.
New to podcasting? Learn the 2026 trends shaping video, discovery, transcripts, AI, analytics, monetization, and a practical launch plan.
A practical UGC masterclass for sourcing, permissioning, briefing, publishing, and measuring customer and creator content without losing authenticity.
Community building can deepen trust, retention, feedback, and advocacy, but it is not a replacement for every marketing channel. Compare the tradeoffs and choose the right model.
Learn what major social platforms have actually confirmed about ranking changes in 2026, what depends on context, and how to adapt without chasing myths.
Learn how to make brand storytelling feel credible, human, and specific—using proof, real tension, ethical customer stories, and a practical authenticity check.
Build a smarter Q4 email strategy by balancing reach, frequency, discounts, automation, deliverability, and measurement for profitable holiday growth.
Learn how to create short-form video that converts by balancing hooks, format, authenticity, CTA, platform fit, and testing across TikTok, Reels, and Shorts.
Why are brands testing KOCs instead of relying only on influencers? Learn what KOCs are, why social commerce favors them, common myths, and how to run a measurable pilot.
Learn a practical TikTok SEO workflow for 2026: find real search demand, match search intent, optimize each video, and measure what improves visibility.
