Water filter for refrigerator water dispenser

A refrigerator having an insulated cabinet forming a refrigerated space;

• an insulated door closing the refrigerated space having an outer panel and a liner;
• a water supply to the door;
• a water dispenser comprising;
• a dispenser housing having side walls, a top and a bottom in the door extending inwardly from the outer panel toward the liner;
• a water outlet in the dispenser housing adjacent the top;
• a filter casing in the door positioned below the dispenser housing and opening into the bottom of the dispenser housing including:
• a head assembly at one end of the filter casing connected to the water supply and to the water outlet;
• a filter cartridge positioned in the filter casing connected to the head assembly;
• and
• a filter retainer mounted adjacent the opening into the filter casing and arranged to hold the filter cartridge connected to the head assembly;
• wherein the filter casing includes a resilient latch, the filter cartridge includes a shoulder on a sidewall and the filter retainer includes:
• a filter cover pivotally mounted adjacent the opening to the filter casing including a catch arranged to engage the resilient latch when the filter cover is in a closed position covering the opening to the filter casing;
• a cam having a cam surface to engage the shoulder on the filter cartridge when the cam is in a first position and to disengage from the shoulder when the cam is in a second position;
• and
• a pivotally mounted lever arranged to rotate the cam between the first position and the second position.