AQUAGUARD
Aquaguard Water Purifier Troubleshooting
12 error codes with step-by-step fixes, safety warnings, and Amazon tool links.
12
Error codes
20 min
Avg. fix time
50%
Beginner-friendly
46
FAQs answered
About Aquaguard water purifier error codes
This hub covers every Aquaguard water purifier fault code we’ve documented — 12 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 Aquaguard India service manual and verified against common failure patterns reported across Indian households.
Aquaguard water purifier errors range from simple resets to intermediate-level repairs. About 50% are beginner-friendly fixes; the rest need basic tools and some mechanical comfort. The average fix takes about 20minutes. 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 Aquaguard water purifiers in India is filter / membrane fault, accounting for 12 of the 12 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
Continuous beeping on Aquaguard purifiers is an alarm that signals one of several conditions: the filter or UV lamp service is due, the storage tank is full (overflow protection), inlet water pressure is too low, or a sensor has malfunctioned.
20 min · skill: beginner
The DRS Error appears only on Aquaguard models fitted with the suction-capable pump and a Dry Run Sensor — the Royale and the Blaze Hot & Ambient.
20 min · skill: beginner
Error E3 on Aquaguard purifiers (Enhance, Aura, Geneus, Marvel series) indicates the UV disinfection lamp has either burned out, lost electrical contact, or the UV sensor is not detecting sufficient UV output.
20 min · skill: beginner
The EA Error — Electronic Authentication Fault — shows as a red Service LED blinking at a 0.
15 min · skill: intermediate
The white or green Filter Alarm LED blinking fast — at a 0.
10 min · skill: intermediate
The Filter Life Warning is an advance warning rather than a fault.
10 min · skill: intermediate
The LPS Error means the Low Pressure Switch has not sensed inlet water, so the purifier has shut the pump down to prevent it running dry.
20 min · skill: beginner
The SV Error — also written as SV/Pump Error — shows as a red Service LED blinking at a 0.
15 min · skill: advanced
On Aquaguard purifiers the UV Lamp Error shows as a SOLID red Service LED.
15 min · skill: advanced
Low water output pressure on Aquaguard purifiers means the unit takes significantly longer than usual to fill a glass or the water stream is noticeably thinner than when the purifier was new.
25 min · skill: beginner
When an Aquaguard purifier stops dispensing water entirely, the cause is usually one of four things: the inlet water supply is interrupted, a pre-filter is severely clogged, the RO membrane is fouled or the auto-flush solenoid valve has failed.
30 min · skill: beginner
A blinking red indicator on Aquaguard (Eureka Forbes) purifiers signals that the UV lamp has failed or has reached end-of-life.
35 min · skill: intermediate
Thinking of replacing your Aquaguard 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.