10-20 L60 LINE PHASE COMPARISON SYSTEM – INSTRUCTION MANUALREPLACE FRONT PANEL CHAPTER 10: MAINTENANCE10Figure 10-20: Attach mounting bracket to relay on right side3. Attach the graphical front panel hinge to the left mounting bracket using the nuts provided.Figure 10-21: Attach to left mounting bracket inside relay4. Close the front panel without tightening the screw to the mounting bracket.5. Optionally remove the protective plastic film on the graphical front panel. It is normally peeled off, but also can be lefton.The graphical front panel has been installed but not connected.