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Harmony XB4/ZB4 22mm Operators
Make sure you don't have power to any component during the installation.
1. Take your operator and insert it into the 22mm hole facing the outside.
2. Press the mounting collar firmly to the base of the operator head from the inside of the enclosure. Make sure that the arrow on the collar aligin swith the arrow on the operator head. When done correctly you should hear a click.
3. Tighten the grounding screw when the operator is in the correct position
4. Attach any contact blocks/lighting module by insterting the bottom plastic nub, and then press the contact until the metal hooks attach to the back of the collar.