When using a fire hydrant, first turn off the power of all fire extinguishing sites, open the glass door of the fire hydrant, press the manual alarm button, and the water pump connected to it will automatically pressurize. After connecting the hose gun (after opening the water valve due to water If the pressure is high, hold the water gun head flat) and shoot directly at the fire site until the fire is out.
(1) Open the fire hydrant door and press the internal fire alarm button if there is a button.
(2) One person took the gun head and hose and ran towards the fire point.
(3) Another person connects the hose and valve port.
(4) Open the valve counterclockwise and spray water out. (Short note: press the alarm, connect the gun belt, open the valve)