Tenants have phoned and say the dishwasher is not draining. They have cleaned the filter and also run a cycle with a cleaning product for dishwashers, which also seemed to help slightly, however it is still not draining. They have felt through the drain hole past the filter slightly and can't feel any blockage, but plainly it isn't draining.
Am I OK to recommend some caustic soda followed by boiling water later, or just boiling water? Not sure if caustic soda is a bad idea for a dishwasher...
Am I OK to recommend some caustic soda followed by boiling water later, or just boiling water? Not sure if caustic soda is a bad idea for a dishwasher...