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Revision date: 09.18.14
CLEARSPAN
™
GRO-MAX GOTHIC HIGH TUNNELS
TWIST-OF-THE-WRIST ASSEMBLY
Gather the parts:
• Aluminum channel (102570) and drive handle
(102480)
• Gearbox (103496) and gearbox drive (102717)
• Mounting plate (103544), bearing (102569), and
threaded rod (FAK26)
• 3/8" nuts (FALB04B) and 3/8" washers (FAME08B)
The Twist-of-the-Wrist Assembly is designed to roll up the
side curtain. The following steps describe the assembly
and its installation.
1. Measure 1/2" in from the end of the roll-up conduit,
center-punch the location on the pipe, and drill a 5/16"
hole through the conduit.
1/2"
2. Insert a tubing
adapter into the
conduit and align
the holes of the
adapter with the
drilled holes in
the conduit.
4. Position the channel along the end rafter where the
Twist-of-the-Wrist assembly will be located.
5. Secure the upper end of the channel by drilling a 3/8"
hole through the end rafter and attach as shown.
The lower end of the channel will "float" and is not
attached.
Photo shows a different model and is used for illustration
purposes only. Use an FAME08B washer to protect end
panel if equipped.
3. Select the aluminum channel, drill a 3/8" hole through
the channel approximately 2" from the end, and attach
a threaded rod using a 3/8" nut on each side of the
102570 channel.
Do not allow channel to contact the ground. Use the
position of the roll-up conduit, which is at the base of
the frame along the side, to help align the channel
when securing it in place.
Top View
End
Rafter
2"
Threaded
Rod
(FAK26)
FAME08B
Washer
FALB04B
Washer
End Rafter
Threaded
Rod
(FAK26)
Double
U-Channel
Ground Post
or Rafter Leg
Guide
Channel
(102570)
Gear Box
(103496)
FAH005B
Bolt
Roll-Up Side
Conduit
Baseboard
Trim conduit to
meet gearbox.
Adjust threaded
rod as needed.