Http://blogs.freeoda.com/tips-on-installing-a-new-water-heater/

Welcome to our comprehensive guide on installing a new water heater! In this article, we'll walk you through the steps involved in installing a new tank-style or tankless water heater. Whether you're replacing an old traditional water heater or upgrading to a more efficient model, this guide will provide you with valuable tips and insights to ensure a successful installation.

1. Before starting the installation process, make sure to turn off the power to the water heater at the circuit breaker or fuse box. Also, verify that the temperature setting on your thermostat is set to "hot water" or "warm water."
2. Locate the existing water heater and identify any additional components such as a gas supply line, electrical connections, or access panels. Take note of any previous modifications or repairs made to the system.
3. "Drainage" is an essential step in the installation process. Turn off the water supply to the hot water tank and allow it to drain completely. This will prevent any mess or damage during the installation process.
4. Remove any old insulation, gaskets, or seals from the connections and install new ones as required. Follow the manufacturer's instructions for specific replacement parts.
5. "Tighten" all connections and ensure they are securely fastened to prevent leaks or damage during the installation process.