Pressure balanced meter assembly and method of use

A meter assembly for an agricultural machine, comprising:

• a tank configured to store commodity;
• a housing coupled to the tank and including an inner wall assembly and outer wall assembly;
• a meter including a roller positioned in the housing and configured to receive commodity from the tank;
• a first conduit fluidly coupled to the meter and configured to receive commodity from the roller;
• and
• a bypass assembly including at least one passageway fluidly coupled to the meter and the first conduit;
• wherein the bypass assembly includes a first end fluidly coupled to the meter at one or more locations above the roller and a second end fluidly coupled to the first conduit;
• and
• wherein the bypass assembly is defined between the inner wall assembly and the outer wall assembly of the housing.

A method of using a meter assembly comprising:

• rotating a roller of a meter, the roller having a plurality of cavities configured to receive and release commodity;
• conveying commodity along a commodity path, the commodity path including:
• (i) a processing side of the meter defined above the roller, (ii) at least one cavity of the roller, (iii) an exhausting side of the meter defined below the roller, and (iv) a plurality of conduits fluidly coupled to the exhausting side of the meter;
• and
• facilitating air flow through at least one passageway that is substantially devoid of commodity and fluidly coupled to the processing side of the meter and the plurality of conduits;
• wherein the at least one passageway is coupled to the plurality of conduits upstream of where the plurality of conduits couple to the exhausting side of the meter.