How To Turn Off Water Heater In Apartment. The systems also use a meter to measure water usage. An old gate valve can break, so be gentle when you’re handling it.
Remove the cap to expose the tap or valve. Shut off the water by turning the ball valve 1/4 turn to make it perpendicular to the water pipe. If you want to turn off your heating system regardless of the temperature setting at the thermostat, and if the thermostat itself does not include an off switch (see the next description below) you can turn off the heat by switching off electrical power to the heating boiler or furnace.
Shutoff valves for the entire system, as well as for specific areas, let people turn off the water flow while they fix problems.
If you are leaving for a few months and do not have anyone checking up on your home while you are away, then tuning off and draining your water heater is recommended. To turn the water supply off, give a gate valve a few turns clockwise until you can’t turn it any longer. Attach a hose to the drain valve at the bottom of the tank. When you have the power off you can drain it using a hose.