Water leaks for the Keurig B70 Brewing System are sometimes caused by an internal disconnection of the water pump and reservoir. Use this guide to open the Keurig and reseat the water pump.
Move the brewer so that the metal baseplate is easily accessible.
Remove the five silver 4 mm Phillips #2 screws from the baseplate.
Using a spudger, gently pry the metal baseplate from the brewer.
Gently set down the baseplate.
Remove the two silver 4mm Phillips #2 screws that hold the water pump in place.
Realign the rubber gasket of the water pump to create a tight fit.