Troubleshooting How do I clean the Philips grill? Cleaning your Philips grill is easy. Just follow our simple instructions below. How to prepare your Philips grill for cleaning: Note: Make sure the grill has cooled down before cleaning it. Please follow the steps below. Step 1: Detach the thermostat unit. Step 2: Remove the grilling plate while grasping the cool-touch handgrips. Step 3: Slide the drip tray from underneath the base. How to clean your Philips grill: Clean the outside of the grill with a damp cloth The grilling plate and drip tray can be cleaned with a soft cloth or sponge in hot water with some washing-up liquid. You can also clean the grilling plate in the dishwasher.