Usha Lexus — Geyser Thermostat Problem . 1 Review . Lucknow, Uttar Pradesh, India. Pi piyush13_1993. Submit a Complaint. I have Purchased My USHA LEXUS Geyser on[protected] From K.ENTERPRISES, 54,Chander Nagar Market, Almabgh, Lucknow.. It Has A Warranty Of 2 Years.. But My Geyser's Thermostat Stooped Working Properly.. >>илүү авах