Roper RT18DKXKQ / RT18DKXKT Top Freezer Refrigerator "lower hose stays cold 4" Questions

lower part of our fridge and leaking onto the floor. the freezer is still cold and it is still making ice etc.. what could be the problem drain line is clogged. when the frig defrosts the water drains

hose from SUPCO valve to pressure gauge. Was expecting a 0 or negative psi on the low side consistent with low refrigerant...not so..... The gauge is reading 45psi on the low side of the compressor! I

...hose. Something else to consider FREEZER /FRIDGE NOT COOLING: Optimum refrigerator temperature at or below40° F(4° C). The freezer temperature should be0° F(-18° C). Check temperatures periodically. ...