10. Maintenance10.16 VFD Display FilterImage 10-38Concerned partsR767246K VFD Display FilterNecessary toolsNone.How to remove the VFD Display Filter1. From the front of the unit push hard on the filter until it detaches from the unit.Image 10-392. Use alcohol to clean the adhesive residue that held the filter to the metal plate.How to install the VFD Display Filter1. Remove the protective film from the front of the filter and release the liner from the tape.2. Press firmly the filter into the metal plate.236 R5905948 E2 12/12/2014