1296 0 01:25 App Gate Valve - How it work ? 闸阀工作原理 2766 0 08:06 App 动画演示及解释暖通中多级泵/多级离心泵的运行原理How Multistage Centrifugal Pumps Work-Youtube 1101 0 04:38 App How does a Centrifugal pump work-离心泵的工作原理 2737 1 12:51 App homemade solar water heater-...
A check valve is a device that is installed in the pipes connected to a water heater to prevent the backflow of water. When the water flows forward toward the check valve, the valve opens to allow the water to flow through. When the flow of water stops, the check valve closes so that...
an experienced DIY person, it may be better to contact an electrician when this upgrade is called for. When this is not the case, and the old and new water heater are nearly identical, just connect the like-colored wires to each other and connect the ground wire from the incoming power ...
An electric water heater can take a bit to heat up the water:: a 10-gallon tank water heater takes about 12-30 minutes to heat up. When you have a tankless water heater, on the other hand, it offers almost instant hot water that you regulate at the mixing valve with the hot and c...
we don’t recommend you do this yourself. The water in your tank will stay hot enough to inure you for hours. In such urgent situations, call us immediately. If the water heater has been off for a long time and you’re sure the water inside is cool, here are the steps to draining...
Turn OFF the fuel source to your water heater (Electric: Turn off the circuit breaker / Gas: Turn the on/off control knob to off). Connect a garden hose to the drain valve, and OPEN the valve. OPEN a hot water faucet inside your house (leave open) to eliminate the negative pressure...
Set Indoor fan to 50%. For safe system operation, when smart cooling product components are turned on, the following coupling relationships are presented: When the electric heater is turned on, the indoor fans will turn on automatically. When the electrode humidifier is turned on, the indoor ...
Slide or flip the switch to the “OFF” position. This should shut the supply of power to your water heater. You’re now ready to clean the electric water heater. 1. Clean the Exterior Side of the Hot Water Tank If you have a vacuum cleaner, use this to remove thick layers of dust...
cold water supply to the water heater. Run a hose outside or to an inside drain and connect it to the drain port on the bottom of the tank. Turn on a hot water faucet in the house to allow air into the pipes, open the drain valve on the water heater, and let the water run ...
Inside your house, the electric charge moves in a large circuit, which is composed of many smaller circuits. One end of the circuit, the hot wire, leads to the power plant. The other end, called the neutral wire, leads to the ground. Because the hot wire connects to a high energy ...