11-16 L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
REPLACE FRONT PANEL CHAPTER 11: MAINTENANCE
11
Figure 11-12: Loosen thumb screw on enhanced front panel to open
Figure 11-13: Lift latch on standard front panel to open
4. With a Phillips screwdriver, unscrew and remove the mounting bracket on the right side of the unit. The bracket for the
enhanced front panel looks similar to that for the graphical front panel, but they are not the same.
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