2.2 HARD CEILING HOUSING
WARNING: Installation must be performed by qualified technical
personnel and must be in accordance with all national and local
mechanical and electrical codes.
Perform the following steps to install a HD6 hard ceiling dome. Refer to
USING TAPE OR
Figure 2: Hard Ceiling Housing Installation
1. Select the location(s) of the housing (s). Each HD6 requires a 24Vac ± 10% power
source when measured at the dome. Ensure a 24Vac @ 1.1A power source is
available. Refer to Section 3.1.1 for maximum wiring distances to the dome.
2. Cut a 7–5/8" (193.8mm) diameter hole in the ceiling using the compass tool (part
number 518058-2120) provided with the hard ceiling housing . See
a. Drill a 1/8" diameter hole in the ceiling where the center of your dome is to be
b. Insert the pin on the tool in the drilled hole.
c. Scribe a line on the ceiling using the hole in the other end of the tool.
d. Cut out the hole for the housing using the scribed line.
SAFETY CABLE TIE POINT
(METAL TAB WITH HOLE ON SIDE OF CAN)
CONNECT SECURELY TO BUILDING
(RELEASES TOP PLATE)
SCAN ALIGNMENT STUDS
CUT-OUT IN CEILING
7 5/8" DIA.
WING TAB (3 PLACES)
TURN SCREW CLOCKWISE TO
EXTEND SUPPORT CLAMPS AND
SECURE DOME TO CEILING
(TYPICAL 3 PLACES)
ATTACH LANYARD TO BOTTOM
(part number 518058-2120)