I have a RM 1282 Dometic. We noticed the floor was wet around the fridge and upon investigating, it appears the culprit is the blue plastic piece where a hose drain screw on. I am guessing the rubber washer is near end of life, or possibly the blue housing is cracked, still trying to find the name/part # for this piece. <br/><br/>I tightened this up and it appears to have...