Arrow PC1020 Owner's Manual & Assembly Instructions page 19

Step 7 continued....
#10-32 Square Nut
#10Ax3/8" (10 mm) Screw
2x4
(38 mm x 89 mm)
#10-32x7/16"
(11 mm) Bolt
STEP
5
#10-32 Well-Nut
Do not fasten until next step
END
VIEW
Fasten
Overlapped
Ribs
9653
STEP
4
2x4
(38 mm x
89 mm)
9662
STEP
2
2x4
(38 mm x 89 mm)
STEP
Interlock Ribs
3
END
VIEW
(38 mm x 89 mm)
#10-32x3/4"
(19 mm) Bolt
END
VIEW
2x4