CHAPTER 11: MAINTENANCE REPLACE FRONT PANEL
L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL 11-19
11
(note riveted hinges with red arrows - cannot replace this front panel)
The front panel has been removed.
To install the graphical front panel:
1. With power to the unit off, screw the left mounting bracket to the outside of the relay. The power supply module can
remain in the first slot.
Figure 11-19: Attach mounting bracket to relay on left side (no power supply module in first slot)
2. Screw the right mounting bracket to the right side of the relay.
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