9910048 RevC
February 2020
PAGE
7
3. Build North Row
ALERT:
Rail on
“L”
Spacing is ALWAYS on
top of Rail on
“S”
Spacing.
This installation
sequence
is
critical
to
system
performance.
Tip
: Rail has two holes. Consult the Racking
Construction Set for appropriate hole use.
Snap North Edge, Base Edge, and Array Edge lines.
Tip:
Snap Array Edge lines on one or both array
edges (row ends) and snap Base Edge line on the
edge where module mounting will begin.
3.1
See Racking Construction Set for
AEBE dimension.
If not shown, then: AEBE
= R − 1
1
4
in
Tip:
“S” spacings are module centered “L”
spacings are between modules.
S
L
Tip:
L, S, R, and AEBE
dimensions are found in the
Racking Construction Set.
Spacer Stick
S
L
ALERT:
To
ensure
system
alignment, use the Spacer Stick
to align Module Connectors
before securing Rails.
Place a Rail on all
“S”
spacings (module centered).
Rails at ends of rows must be flush with array edge.
Place a Rail on all
“L”
spacings (between modules) on
top of and overlapping the Rails on the S spacing.
Install bolt and tighten to
6 ft-lb.
S
L
3.3
Place North Assemblies with the Base Pads along the
North Edge line. The first and last North Assemblies
should be placed with the edge of the Base Pads on
the Base Edge line.
Tip
: Raise Tilt Arms after securement of assembly.
3.2
Tip
: Base Edge
is in line with
Base Pad
Base edge
measured to
Pad edge