Process 6 – Heater Box Installation (Roof Mounted)
Step 1 - Trim the Discharge and Return Openings a) Insulate any open area of panel that does not have strip insulation installed . b) Once all voids are insulated cut the cap channel to fit into the opening and insulate it Reference Figure 13.
Step 2 - Installing the External Support Structure for the Heater Box a) Per the drawing packet, locate the position of the vertical C-channel members.
b) Ensure the channels are plumb and fasten into place using the stitch screws provided. Reference Figure 14. c) Place the horizontal channel members into position and fasten with the supplied ½” hardware. d) Run a 3/8” bead of cement around the perimeter of where the heater box will rest once in position. Reference Figure 13. e) Lift heater box into position and bolt to the external structure per Figure 14.
The discharge ductwork will extend through the roof opening into the inside of the oven roof.
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