KENT
Kent Water Purifier Troubleshooting
15 error codes with step-by-step fixes, safety warnings, and Amazon tool links.
15
Error codes
21 min
Avg. fix time
73%
Beginner-friendly
68
FAQs answered
About Kent water purifier error codes
This hub covers every Kent water purifier fault code we’ve documented — 15 error codes with step-by-step fixes, safety warnings, and links to the exact tools on Amazon.in. Each guide is cross-referenced with the Kent India service manual and verified against common failure patterns reported across Indian households.
Most Kent water purifier errors (73%) are beginner-level fixes that don't require a technician — basic tools and 10-20 minutes are usually enough. The average fix takes about 21minutes. Every guide includes a “when to call a technician” section so you know exactly where the DIY boundary is.
The most common fault pattern across Kent water purifiers in India is filter / membrane fault, accounting for 15 of the 15 error codes we cover. If your water purifieris showing this symptom but you’re not sure which error code it is, browse the list below and match the description to your situation.
All error codes
On Kent's Star-series digital-display models, the auto-flush sign indicates the RO membrane is being flushed automatically to wash impurities off the membrane surface and prevent scaling or fouling.
10 min · skill: beginner
A continuous, uninterrupted beep on a Kent purifier is a filter-life lockout: the unit has passed 700 hours of use since the last filter change and the filters were still not replaced within a further 60 hours of operation, so it has shut down purification entirely and will keep beeping until the filters are changed.
15 min · skill: beginner
Error E1 on Kent RO+UV purifiers indicates the inlet water pressure has dropped below the minimum threshold (typically 5 PSI) required to push water through the RO membrane.
20 min · skill: beginner
Error E2 on Kent RO purifiers indicates the float valve or tank full sensor inside the storage tank has malfunctioned.
25 min · skill: intermediate
On Kent's Star-series digital-display models, the Low RO Flow warning sign indicates reduced capacity of the RO membrane.
20 min · skill: intermediate
On Kent's Star-series digital-display models, a mineral content indicator sitting in the red zone means the TDS level in the purified water is above the permissible range, and a warning sign is displayed alongside it.
15 min · skill: beginner
On Kent's Star-series digital-display models, a mineral content indicator sitting in the yellow zone means the TDS level in the purified water is below the permissible range, and a warning sign is displayed alongside it.
15 min · skill: beginner
On Kent's Star-series digital-display models, No Water Input is a warning sign shown when there is no incoming water supply.
25 min · skill: beginner
On Kent's Star-series digital-display models, Tank Full means the storage tank has reached its maximum level, so the purifier has automatically stopped purifying and the RO flow rate is not displayed.
15 min · skill: beginner
On Kent's Star-series digital-display models, a blinking UV-failure warning signal accompanied by an alarm of two beeps means the UV LED has failed — as distinct from a single beep, which on the same models means the UV lamp has failed.
15 min · skill: beginner
Kent RO purifiers track filter life via an internal timer.
45 min · skill: intermediate
Water pooling under a Kent RO purifier typically originates from loose push-fit connectors, cracked filter housings, deteriorated O-ring seals, or a punctured membrane housing.
30 min · skill: beginner
A Kent RO purifier that gives no water, or only a slow trickle, usually comes down to water not being able to get through the system.
20 min · skill: beginner
A blinking red light on a Kent purifier is a status alert, not necessarily a breakdown — but the distinction matters: on most Kent models a steady red LED simply means the unit is powered on, and a green LED means it is purifying, both of which are normal.
15 min · skill: beginner
When the UV lamp fails or degrades, Kent purifiers display a UV lamp alert (typically an orange or red indicator) and may stop dispensing water or continue dispensing unsterilised water depending on the model.
30 min · skill: intermediate
Thinking of replacing your Kent water purifier?
If repair cost exceeds 50% of a new unit’s price, replacing is usually the smarter move. Compare top-rated water purifiers in India.