no water and noisy Tumble Dryer Hotpoint TCM Aquarius?

Our 18 month old condensing Aquarius TCM570 tumble dryer has stopped collecting water in the reservoir, I have checked all the pipes and they are clear and clean (no blockage). But there is water at the base of the dryer. All fillters are clean, and in the last few days it has become noisy as if the bearing is on the way out