This document provides operating and installation instructions for Peltier Minibar models NR-A4U2 / AL4U2 NR-AK4U2/AKL4U2 NR-A6U2 / AL6U2 NR-AK6U2/AKL6U2. It is intended for experienced technicians and not for the general public. It emphasizes that only experienced professional technicians should service or repair electrically powered products, as attempting to do so by anyone else could result in serious injury. It also includes safety precautions, installation guidelines, operation instructions, maintenance tips, and information on obtaining service.