Installing the base and fire detector Step 1: Installing the detector base: - The detector base is screwed tightly to the concrete ceiling and false ceiling: For concrete ceilings, use concrete drill to drill holes and use expansion screws to fasten. Mount the detector to the ceiling. In case of installation in a false ceiling, screw directly to the base. - Identify 2 polarized contacts on the detector base to connect the wires, connect 1 wire color to the positive contact, 1 wire color to the negative contact Step 2 Install the fire detector: - For normal fire detectors: Select direction of the detector base into the joint at the base and rotate clockwise - For addressable fire detectors: Type the address into the fire detector before installing, the installation process is like a regular fire detecto
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