STEP 7: REAR FRAME ASSEMBLY
1: PLACE THE 2 X 6 X 70" SANDBOX BOARD ON THE BOTTOM REAR OF THE CORNER POSTS. THE HOLES IN THE
SANDBOX BOARD MUST BE OFFSET UP.
2: USE 5/16 X 4-1/2" HEX BOLTS AND 5/16" WASHERS TO ATTACH THE TOP HOLES OF THE SANDBOX BOARD TO
THE T-NUTS INSTALLED IN THE CORNER POSTS. THE BOTTOM HOLES WILL BE USED LATER.
3: PLACE THE 2 X 6 X 70" BACK PANEL BOARD AT THE MIDDLE OF THE REAR CORNER POSTS. THE HOLES IN
THE BACK PANEL BOARD MUST BE OFFSET DOWN.
4: USE 5/16 X 4-1/2" HEX BOLTS AND 5/16" WASHERS TO ATTACH THE TOP HOLES OF THE BACK PANEL BOARD
TO THE T-NUTS INSTALLED IN THE CORNER POSTS. THE BOTTOM HOLES WILL BE USED LATER.
(OFFSET DOWN)
BACK PANEL BOARD
(OFFSET UP)
WASHER
5/16"
2 X 6 X 70"
SANDBOX BOARD
2 X 6 X 70"
5/16" X 4-1/2"
HEX BOLT