Shut off the pump motor and turn off the electricity at the circuit breaker.
Twist the knob clockwise on the pipe valve at each end of the pump housing to stop the flow of water through the system.
Use a screwdriver or nut driver to take out the hardware holding the cover on the pump. Lift off the cover and set aside.
Pull the clip off the end of the motor shaft where it attaches to the pump, using pliers. The clip holds the drive shaft in place on the pump.
Twist the coupling counterclockwise with the adjustable wrench on each end of the pump to release the pipes.
Unscrew and remove the bolts or screws holding the pump to the mounting plate, using either a screwdriver or nut driver, depending on the hardware.
Lift the pump to remove it from the mounting plate.