Leaking From the Bottom You’ll need to make sure the collection tank is locked into place, just as if the leak was above the collection tank. If you’re still having issues, it’s likely due to the ball valve on the bottom of the tank.Click to see full answer. Also asked, why is my green machine leaking?This leaking should stop after the straw empties out. 2. If the machine is leaking from the bottom, remove the solution tank, fill it with water, and see if the tank leaks freely while removed from the tank. If it does leak, you’ll need to order a new cap and insert.One may also ask, why is my Bissell leaking water? A likely reason why there is water leaking from the tank is that it is not positioned correctly. Unlatch the top tank by lifting up on the tank latch then pulling the tank up and out of the carpet cleaner. Thereof, why does my Bissell Little Green not spray water? If there are no issues with your Little Green’s solution tank, check if the machine has lost its prime. Turn the machine off and take out the upholstery tool. If your machine doesn’t spray after pressing the trigger and pushing the solution tank, the water line inside the flex hose may become tangled.Why is my Bissell CrossWave leaking?My CrossWave® / CrossWave® Pet Pro is leaking | Support. If machine is leaking from the side vents: There may be too much foam building up within – be sure to use the recommended amount of formula as indicated on the clean tank. Also be sure to use the proper CrossWave formula (not portable or upright cleaning formulas