506992 "Force" Outdoor Basketball Backstop by Draper
➀ Immediately unpack all components and cross check against bill of
materials.
➁ Spring-assist cartridges are shipped under tension. Do not remove
wooden spreader blocks from spring-assists until instructed to do so.
➂ Injury may occur if linkages are allowed to fall off main arm during as-
sembly. Be sure to smear lubricant on bolt shaft.
➃ Allow concrete footing to cure for seven days before completing
installation. It is advisable to wait up to two weeks to allow the anchor
footing to fully cure before aggressive play.
➄ Follow instructions carefully.
Bill of Materials
A (1) Vertical Post
B (1) Main Extension Arm
C (2) Parallel Linkage
D (1) H-Frame Backboard Mount
E (1) Spring-Assist Cartridge
F (1) Crank Adjustment Cylinder
G (2) ½" x 4½" Hex Bolt
H (5) ½" x 10" Hex Bolt
I (1) ½" x 11" Hex Bolt
J (8) ½" Locknut
5
K (4)
/
" Anchor Bolt Lubricant
8
Upper Parallel Linkage
Part C
Main Extension Arm
Part B
Spring Assist
Part E
Hand
Crank
Vertical Post
Part A
➀ Choose the proper location to dig for the concrete footing. When choosing
the exact position to dig, make sure to maximize the amount of playing
surface while minimizing possible driveway obstruction.
➁ Dig hole 42" deep and 24" square. Be sure to bell out the bottom 12" of
the hole to give added stability to the footing.
NOTE: If you live in an area where the frost line is below 42" it is advisable to
dig to normal frost line. Do not cheat on the hole size: It is imperative that the
hole be a minimum of 42" deep and 24" square!
Copyright ©2005 Draper Inc.
Installation Instructions
Caution
L
(12)
5
/
" Hex Nut
8
M (1) Anchor Footing Template
N
(4) Anchor Footing Rebar
5
O (8)
/
" x 1" Machine Screw
16
5
P
(8)
/
" Flat Washer
16
5
Q (8)
/
" Lockwasher
16
R
(8)
5
/
" Hex Nut
16
S
(1) Rim Height Sticker
T
(1) Rim Height Indicator
5
U
(4)
/
" Lockwasher
8
V
(1) Anti-seize
W (2) Pivot Stop Caps
Backboard Mount
Part D
Pivot Stop
Rim Height Indicator
Part T
Distance from face of backboard
Rim Height
to front of vertical post
7'
62"
10'
48"
Form EZ-506992_Inst05
➂ Assemble the anchor kit as shown in Fig. B (page 2). Thread a
(L) 2½" of the way onto each J-Bolt (K). Place the threaded end of each J-
Bolt through the 4 holes located in the anchor template (M). Then thread a
5
second
/
" nut onto each J-Bolt until tight against the template, making
8
sure to keep the J-Bolt hooks pointing in toward the center of the tem-
plate.
➃ For this step you will need: Level; Broomstick; Tape Measure. The 42" x
24" anchor footing will require approximately ½ yard of 3000 psi concrete
(30-32 60# sacks of premix concrete). More will be needed if you dig a
larger hole. Make certain that you have enough concrete to fi nish the job.
Allowing a portion to dry while you purchase more concrete will weaken
the footing.
➄ Mix the concrete according to the instructions on the bag. It is better to
mix it slightly wet than too dry. Fill the hole full to ground level with as little
time between batches as possible. Insert the broomstick in 3 or 4 different
places and vibrate up and down to settle the concrete. Submerge the (4)
anchor footing rebar pieces (N) into the center of the hole spaced evenly.
Next, set the anchor bolt assembly into the wet concrete, vibrate it as it
goes in to make sure the concrete fi lls in around the J-Bolt hooks. Make
sure the template is pressed fi rmly against the top of the wet concrete.
Use the level to ensure that it is level in all directions. Additionally, the
center line of the J-Bolts must be parallel with the edge of the playing
surface (see Fig. C, page 2).
STOP HERE! Allow footing to cure for seven days before proceeding.
➅ Take off the top
5
/
card it.
➆ Thread a second
Backboard
the nut embedded in the concrete.
➇ Place the vertical post (A) down over the footing making
sure not to damage the J-Bolt threads. Using (4)
Rim
washers and the fi nal (4)
tight with welded tabs facing away from playing surface.
➈ Level the vertical post by adjusting the
underneath the base plate. Then tighten top nuts against
the top side of the base plate.
➉ Attach both pivot stop caps (W) over the ends of the square
blocks (pivot stops) welded near the upper end of the post.
IMPORTANT: FROM THIS POINT FORWARD DURING
ASSEMBLY, BE SURE TO SPREAD A GENEROUS LAYER
OF ANTI-SEIZE LUBRICANT OVER THE ENTIRE SHAFT
OF EACH ½" HEX BOLT. THIS LUBRICANT WILL GUARD
AGAINST RUST, AND HELP ENSURE PROPER PIVOT OP-
ERATION IN YEARS TO COME. NOTICE: Anti-Seize lubricant
is EXTREMELY MESSY. An old toothbrush, etc. may be used
to smear lubricant onto bolts instead of using your fi nger. Have
clean up rags available.
Slide the main arm (B) over the top of the vertical post and
11
attach to the lower pivot tube with a ½" x 10" hex bolt (H)
and ½" locknut (J). Be sure to smear lubricant on bolt
shaft.
Slide the hole located in the rim height indicator (T) (black plastic with
12
hole in one end) over one of the second set of welded tubes in the main
arm. Attach the spring-assist cartridge (E) to the second set of attachment
holes on both the main arm and the vertical post welded tabs utilizing a
½" x 10" hex bolt (H) and a ½" x 4½" hex bolt (G). Tighten each with a ½"
locknut (J). The rim height indicator should now hang freely along side the
spring-assist cartridge. Be sure to smear lubricant on bolt shaft.
Next attach the hand crank adjustment cylinder (F) using a ½" x 10" hex
13
bolt (H) and ½" x 4½" hex bolt (G). Tighten each with a ½" locknut (J).
Next, remove and discard the wooden spreader block from the spring-as-
sist cartridge. Be sure to smear lubricant on bolt shaft.
If you encounter any diffi culty installing or ser vic ing your 506992
Outdoor Basketball Backstop by Draper, call your dealer or
Draper, Inc., Spiceland, Indiana, (765) 987-7999; fax (765) 987-
7142.
Printed in U.S.A.
" nuts from the J-Bolts, remove the template and dis-
8
5
/
" nut on to each J-Bolt down against
8
5
/
" hex nuts, bolt down post fi nger
8
5
/
" hex nut
8
5
/
" lock-
8
5
/
" nuts located
8
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