8.
Attach upper corner supports
F4
P2
P3
Attach the upper corner support (P3) to the ceiling brackets using
M8 - 1.25 x 15 (F1) (4) and M8 - 1.25 Rectangular nuts (F4) (4).
Make sure they are positioned 48" end to end on one side and
96" end to end on the other side. See figure.
8
F1
F1
M8 - 1.25 x 15 Socket-head
cap screw
F4
M8 - 1.25 Rectangular nut
48"
9.
Attach upper center supports
F4
P2
P5
Parallel Mounting
F4
48"
Perpendicular Mounting
P4
48"
Attach the upper center supports (P5) to the ceiling brackets
using one of the details in the figure depending on ceiling bracket
mounting.
Parallel Mounting
Attach supports using M8 - 1.25 x 15 Socket-head cap screws
(F1) (2) and M8 - 1.25 Rectangular nuts (F4) (2) on each upper
center support.
Perpendicular Mounting
Attach supports using M8 - 1.25 x 75 Socket-head cap screws
(F3), M8 - 1.25 Rectangular nuts (F4) and spacer (F6) (2) on each
upper center support. Verify that all of the upper supports are
properly spaced. They should be on a 48" pattern as shown in the
figure.
M8 - 1.25 x 15 Socket-head
cap screw
F1
M8 - 1.25 Rectangular nut
P2
F6
F6
M8 - 1.25 x 75 Socket-head
F3
cap screw
P5
M8 - 1.25 Rectangular nut
P4
P6
P6
P4
48"
F1
F4
F3
F4
F6
Spacer
P4
48"