[. . . ] POA-FBOX130 The cleaning time of the filter is postponed to 5. 5 times by installing optional external filter "POA-FBOX130". [. . . ] Push the filter base downward until it is locked. Before Installation 1. Disassemble the Filter unit into two parts, a plate and a filter base. Pull part(A) to the front side and pull the Filter base upward. (Keep the removed screw and filters. ) FILTER FILTER Filter Removal Pull part(A) to the front and pull the Filter base upward. SCREW -1-3- FILTER BASE Installation procedure 3. Insert 2 hook parts of the plate into the hole of intake vents of the cabinet, and fix with a included screw (M4x16). Insert 2 hook parts of the plate in the air intake vents of the cabinet Filter can be separate three parts Pull part(D) and pull the Filter-A and B upward. FILTER-A D FILTER-A FILTER-B AIR INTAKE VENTS SCREW SCREW(M4x16) Filter care and cleaning 4. A filter base is attached in a plate. Insert the 2 hook parts(B) of the side of a filter base into the slots on the plate and Insert the 3 hook parts(C) of the lower of a filter base into the slots on the plate. [. . . ] : POA-FIL-130 C Attach the Filter Base 1AA6P1P4819-- (IDYW) -2-4- -1- -3- B C -2- -4- [. . . ]