Free Hot Water FHWFC 4000 Series User Manual - page 16
Page 16
9. Next, using a cutting tool, cut out a piece of the roof material beneath the top layer of
the composition shingle (the top layer will NOT be penetrated for the mounting
brackets) as marked 1.5” X 2.5” in the shape of the mounting bracket.
Cutting out a piece of roofing material will provide for a flush-mounted roofing bracket.
Fig 1.5 Fig 1.6 Fig 1.7
10. Pre drill mounting bracket screw holes into rafter or other appropriate mounting
substrate (one hole per bracket) using a 7/16” drill bit.
11. FOR ONE BOTTOM BRACKET ONLY, apply Solarflex in bracket screw holes, on roof
surface where bracket will be placed, and on bracket surface that will be facing down.
Fasten first bottom bracket only to rafter or substrate using ½” screw.
Note: *begin installing second bottom bracket only after confirming level installation.
12. Follow Steps 8-11 for the second bottom bracket BUT DO NOT YET FASTEN THE
SECOND BRACKET WITH SCREW.
13. WITHOUT TIGHTENING IT COMPLETELY, place the bottom profile on the bottom
brackets using the clamps and ½” bolts.
14.
Using a 4’ level, make sure the profile is level.
15.
Once the profile is level, remove it and fasten the second bottom bracket to the roof
using ½” screw
.
Fig 1.8
16. Apply AT 302-60 (FHW-AA 60050)
to ½” bolts for clamps. Fasten Clamps to brackets
using ½” bolts and washers. Attach profile to clamps, tighten completely.
17. Follow steps 1-16 for top mounting brackets.
18. Place collector on profiles, checking to make sure it fits and lines up appropriately.