Telescopic Stack Installation
Note: Duct cover with telescopic stack sold separately.
1.Mark centerlines of cook top or range on ceiling above. Use centerlines marke to position the mounting template as shown in Figure 2.
2.Remove and save template. Cut and remove ceiling drywall. Install 2 x 4 cr lumber (not provided) between ceiling joists. Refer to Figure 3. Consult a p you have difficulty or your installation is unique.
3.Finish the ceiling surface. Be sure to mark the location of the ceiling joist framing, or replace the mounting template in the position of the ceiling joist framing.
4.Attach the telescopic stack to the ceiling and securely fasten to the joists a with eight screws (not provided) as shown in Figure 3. Make sure screws are d center of joists and cross framing for maximum support.
5.Adjust the telescopic stack using Freferencecalculated in Table 1 and measurements on page 12. Tighten from the side with eight (4x8 mm) screws (provided) as shown 4.
Figure 2
Figure 3
Figure 4
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