15Put fingers on the slot at front part of the panel and then simply raise the panel,as shownin figure 3-3(a).B.InstallationFirst the operation panel at the bottom of the fixed hook butt on the base installationgroove at the bottom of the claw,Then slightly press the operation panel downward,asshown in figure 3-3(b).Put fingerson the slot(a) (b)Fig.3-3 Operation panel dismantlement and installation