
Pitched Roof Mount System
With Self-grounding Hardware
Pitched Roof Mount System
17
of
24
Helio Rail Installation
Slide
3/8” Hex Bolt to 3/8” aluminum rail
slot.
Fig. 10
:
3/8”
Hex Bolt
Install AL rail to L-Foot to the specific
orientation desired. Tighten
3/8” flange
nut to 15 ft. lbs. and 1-
1/16” aluminum
hex cap to 20 ft. lbs. torque.
Minimum leading edge height to meet
a UL1703 PV module fire standard is
3 inches.
Fig. 11
: Aluminum Rail Attached.
Fig. 12
: PV Module Attached.
3 inch minimum
from bottom of PV module
frame to the roof covering