Honeywell 6820EVS Installation And Optimization Manual page 54

LS10144-001SK-E
2. To properly mount the back box, insert a single screw into the key shaped mounting hole. Do not tighten all
the way. See Figure 4-26.
Place a level on top of the back box, with the back box level insert the rest of the mounting screws
3. Run wires to the control panel.
4. Place the trim ring over the back box as shown in Figure 4-27.
5. Attach the door assembly to the back box using screws provided.
6. After the SBUS wiring to the annunciator is complete (described in Section 4.7.2), replace the electronic
assembly in the back box. Place the bezel over the back box and tighten the set screws on the bezel.
Key Shaped
Mounting Hole
Back Box
Mounting Holes
Figure 4-26 Back Box Surface Mount Holes
Figure 4-27 Installing Trim Ring
4-20
Control Panel Installation
.