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Step 1. Cut a φ300 mm (11.81") hole in the ceiling.
Use the supplied paper pattern to position and trace the hole.
ø300 ± 5 mm (11.81 ± 0.2")
Step 2. Install the HY-TB1 in the ceiling.
Loosen the two reinforcement ring mounting screws in each tie-plate to the point that they do not fall
out of their holes.
HY-TB1
(optional)
[For Drop Ceiling]
• Mounting to 2-foot tiles
Align the two bridge rails as shown in the figure
at right.
• Mounting to 600 mm tiles
Align the two bridge rails diagonally at an angle
of 10° – 15°.
Ceiling panel or ceiling tile
Tie-plate
Bridge rail
Reinforcement ring mounting screws
(Leave these screws loose.)
Tie-plate mounting screw
2-foot tile
T-grid
600 mm tile
10º – 15º
T-grid
HY-TB1 (optional)
HY-TB1 (optional)
11
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