Rental Servicing Case 8 : Plan20 4th Services for Ecotech B101 Hot Warm Water Dispenser Filter replacement service for Ecotech B101 Table Top Hot Warm Water Dispenser. Cleaning Step 1 Sediment Filter and replace Step 3 Post Carbon Filter. Post Carbon changed done. Installation Case 9 : Plan35 Rental Yamada NWD389-21 Table Top Hot Warm Cold Water Dispenser Replace Filters Case 9 : Freshpure ECO 5 Stages Energy Life Water Filters System