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If your RO water purifier in Lucknow is giving trouble right now, you usually notice it first in your glass: salty taste, bad smell, slow or no water, or water leaking near the unit. These symptoms often point to a specific stage of the RO process failing. In this page, we will walk you through what each symptom usually means and what a technician checks in the same order. This is the kind of diagnosis Water Purifier Care India (WPCI) does during an on-site RO service visit.
Salty or metallic taste even after RO: most often the RO membrane is exhausted, or a bypass/leak in the reject line is letting feed water mix with purified water.
Bad smell or taste (especially after monsoon): pre-carbon filter may be clogged or carbon is depleted; sometimes the storage tank needs cleaning and the pipeline gets bacterial biofilm.
Water comes very slow or stops filling: typical causes are choked sediment pre-filter, low inlet pressure (common with overhead tank/borewell pressure drop), or a failing booster pump.
The unit keeps running continuously / auto-stop not happening: usually a float/level switch issue, a solenoid valve (SV) fault, or a storage tank pressure/level sensing problem.
Water leaking from the housing or fittings: check for loose manifold connections, worn O-rings, cracks in housings, or a split in tubing near the quick connectors.
No water output at all: technician checks power supply stability, inlet valve/line blockage, and whether the RO membrane and pump are getting proper pressure.
Confirm the input water condition: technician checks inlet TDS using a TDS meter (and notes if your supply is borewell, municipal, or overhead tank sourced).
Inspect pre-filters and flow path: sediment pre-filter and carbon pre-filter are checked for clogging, discoloration, and pressure drop.
Check RO membrane and waste flow: technician measures whether purified water TDS is dropping as expected and verifies reject/flush flow to ensure the membrane is not bypassing.
Test pressure and controls: booster pump (if fitted), solenoid valve (SV), and float/level switch are checked for correct operation and shut-off.
Inspect the storage tank and outlet lines: cleaning is done if there is slime buildup, and tank fittings are checked for leaks or wrong connections.
Run a final flush and re-test: the unit is flushed, then outlet TDS and taste/smell are verified before the service is closed.
In Lucknow, high hardness and seasonal turbidity (especially around monsoon) make filter clogging faster than in cleaner areas. These intervals are typical, not guaranteed, because your feed water TDS, usage hours, and whether you store water in an overhead tank all affect wear. A WPCI technician will recommend only what is needed after checking your current condition.
RO stage / part | Typical interval in India (rough guide) |
|---|---|
Sediment (pre-filter) | 3-6 months (faster if water is turbid) |
Pre-carbon / carbon filter | 6-12 months (depends on taste/smell and chlorine) |
RO membrane | 2-3 years (shorter if feed TDS is high or pre-filters fail) |
UV lamp (if your model has UV) | around 1 year of running time (lamp life depends on usage) |
UF cartridge (if present) | as per usage; usually 12-18 months for many households |
What decides the cost (factors only): which stage failed (filters vs membrane vs pump/SV/float), whether the issue is leakage or internal control fault, how many parts need replacement, and whether you need internal cleaning of tank/lines.
How long the work takes: a basic service with filter changes is usually faster; membrane/pump/control repairs take longer because the technician must test pressures, flush the system, and re-check outlet TDS.
Whether the unit is worth repairing: if the membrane is still able to reject properly and only pre-filters are clogged, repair is usually the sensible option. If membrane is exhausted and controls are also failing, the technician will compare what is replaceable vs what can be kept after testing.
When you should not wait: if there is leakage, low output, or continuous running, delay can lead to more damage (especially to the pump and storage tank).
When a service is likely to be purely preventive: regular cleaning and filter replacement when outlet taste/TDS is still acceptable but pre-filters are near their limit.
Check if the problem is after a supply change: if taste/smell started after monsoon or after municipal water changed, it points to carbon/filter performance and tank hygiene.
Look for visible leaks: inspect around housings, tubing, and quick connectors. If water is pooling near the unit, tell the technician exactly where.
Check inlet water availability: confirm your overhead tank/borewell has adequate pressure. Low inlet pressure can make RO slow even if filters are new.
Observe whether the unit stops and starts normally: continuous running usually means a float/level or SV shut-off issue.
If you have a TDS meter: note inlet TDS and outlet TDS. Even without exact numbers, compare ‘before service’ vs ‘right now’ so the technician can diagnose faster.
If you suspect membrane exhaustion (salty taste), storage tank contamination (strong smell), electrical faults (burning smell, repeated tripping), or leakage from inside housings, do not keep operating the unit. Opening housings without the right tools can damage O-rings and cause further leaks. In these cases, calling WPCI for an on-site diagnosis is the safest way to stop the issue and avoid secondary damage.
Next step: tell the technician what you are seeing (taste, smell, flow speed, leakage location, and whether the unit runs continuously), and keep the RO running only if there is no major leak. A proper symptom-first check in Lucknow usually narrows the fault to one or two stages, so the repair becomes straightforward.
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Find answers to common questions about our services
Being a resident of a polluted city like Lucknow is itself a big challenge. On the one hand, in a city like Lucknow, we might have so many facilities, but on the other hand, very basic amenities like clean drinking water can be challenging at times. Having a RO water purifier is essential in Lucknow and knowing about the RO water purifier service scenario in Lucknow more essential. In this article, we will try to uncover all these reasons. We will try to learn ways to know more about RO repair or installation in Lucknow.
As we already know that if you live in Lucknow, especially in a locality where clean drinking water is a myth, then you must own one or plan to own a RO water purifier in Lucknow. Now you would wonder how you would come to know about the RO water purifier service in Lucknow. The answer is through a little bit of research in your locality, market, and internet. Ask in your locality in Lucknow if anyone uses a water purifier. If yes, what brand model and from where they have purchased the same in Lucknow. Also, ask them about the service centre experience in Lucknow. If possible, visit the nearby shop which sells RO water purifiers and get to know the amount of TDS in the supplied water in your Lucknow locality.
If the above ways don’t work for you, then the last resort is the internet. For those who are more of an internet guy and have a smartphone with data or Wi-Fi in Lucknow, then get on to it. Start searching using keywords like best water purifier brands in Lucknow with your locality. If you want to know about the after-sales service, then search for water purifier service Lucknow. To be more specific, you can even search with a water purifier service near me in Lucknow to get relevant results which hold in your locality.
RO Service Charges | Start rom Rs. 399/- |
Service Duration | 1 - 2 Hours |
RO Water Purifier Service No. | 8506096743 |
Now since we know about what brand to look for, it's time to buy the RO water purifier from a showroom in your vicinity in Lucknow. Once purchased, you can take the product home, but RO installation can only be done by the service engineer from the manufacturer in Lucknow. RO water purifiers are maintenance hungry products; you might experience an RO repair within a year of buying the same in Lucknow. There are filters, membranes, etc., which are replaced or repaired regularly in Lucknow.
So based on your research and the brand's goodwill, you will experience the RO Service Lucknow service centre. You can also find out your brand's service center near your Lucknow locality by searching the same on the internet. You have to type your brand name and then RO service near me. This will return you to the genuine service centre with contact details. You can then call the brand's RO service centre Lucknow number and get to know all the details, queries, and complaints if any. Lucknow service centre can also inform you about the AMC service package and charges.
Conclusion
So, in the end, we can say that RO repair and RO installation are as important as buying a new RO in Lucknow. Without the after-sales service and maintenance, RO water purifiers are no good for use in Lucknow. We should own one in a city like Lucknow, where clean drinking water is a challenge, especially in times of a pandemic.
Every 4-6 month to keep your RO water purifier in good condition. |
When the TDS level of water higher than 10-15%. |
When you sense bad taste or smell in filtered water. |
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