A valve assembly, comprising: a housing having a base defining a base opening, a first annular wall extending from the base, and a second annular wall spaced apart from the first annular wall and extending from the base; an actuator received within the housing and disposed between the first annular wall and the second annular wall; a plunger movably disposed within a plunger cavity defined by the base and the second annular wall, the actuator being selectively energized to move the plunger between a first position and a second position to move the valve assembly between a closed position and an open position, the closed position preventing fluid flow through a fluid pathway and the open position providing for fluid flow through the fluid pathway; a cover disposed on the housing, the cover defining a cover opening; a valve body connected to the housing, the valve body having an end wall defining an outlet port, an annular wall axially extending from the end wall defining an inlet port, and a flange radially extending from the end wall and engages the cover; and a manual override unit connected to the plunger, wherein the valve assembly may be manually moved between the closed position and the open position by use of the manual override unit to override the actuator, wherein the manual override unit includes: a stem operatively connected to a second end of the plunger, wherein the stem extends through a base cavity and the base opening and defines a slot, wherein the stem may be actuated by a lever assembly to move the valve assembly between the closed position and the open position, wherein the lever assembly comprises a pivot member, a lever, and a collar, wherein the pivot member is disposed on an end surface of the base; wherein the lever is pivotally connected to the pivot member at a point disposed between a first lever end and a second lever end and wherein the first lever end is at least partially received within the slot; and characterised a torsion spring disposed about a pin that extends through the pivot member. a housing having a base defining a base opening, a first annular wall extending from the base, and a second annular wall spaced apart from the first annular wall and extending from the base; an actuator received within the housing and disposed between the first annular wall and the second annular wall; a plunger movably disposed within a plunger cavity defined by the base and the second annular wall, the actuator being selectively energized to move the plunger between a first position and a second position to move the valve assembly between a closed position and an open position, the closed position preventing fluid flow through a fluid pathway and the open position providing for fluid flow through the fluid pathway; a cover disposed on the housing, the cover defining a cover opening; a valve body connected to the housing, the valve body having an end wall defining an outlet port, an annular wall axially extending from the end wall defining an inlet port, and a flange radially extending from the end wall and engages the cover; and a manual override unit connected to the plunger, wherein the valve assembly may be manually moved between the closed position and the open position by use of the manual override unit to override the actuator, wherein the manual override unit includes: a stem operatively connected to a second end of the plunger, wherein the stem extends through a base cavity and the base opening and defines a slot, wherein the stem may be actuated by a lever assembly to move the valve assembly between the closed position and the open position, wherein the lever assembly comprises a pivot member, a lever, and a collar, wherein the pivot member is disposed on an end surface of the base; wherein the lever is pivotally connected to the pivot member at a point disposed between a first lever end and a second lever end and wherein the first lever end is at least partially received within the slot; and characterised a torsion spring disposed about a pin that extends through the pivot member. a stem operatively connected to a second end of the plunger, wherein the stem extends through a base cavity and the base opening and defines a slot, wherein the stem may be actuated by a lever assembly to move the valve assembly between the closed position and the open position, wherein the lever assembly comprises a pivot member, a lever, and a collar, wherein the pivot member is disposed on an end surface of the base; wherein the lever is pivotally connected to the pivot member at a point disposed between a first lever end and a second lever end and wherein the first lever end is at least partially received within the slot; and characterised a torsion spring disposed about a pin that extends through the pivot member.